communityfix.org
Arnaud Gissinger's avatar

Arnaud Gissinger

Founder of communityfix

Lausanne, CH · Joined Apr 2026
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01

About

https://mathix.dev

02

Credentials

42 school graduate

software engineering
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6 years as a software engineer

software engineering
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03

Issues submitted

#00112Mass tree-planting campaigns routinely fail to deliver the lasting climate and biodiversity impact they promise

Headline tree-planting counts measure seedlings in the ground, not living forest years later. Wrong species, wrong site, no aftercare, and monocultures mean large shares of planted trees die — yet the numbers are routinely used to claim climate and biodiversity impact.

#00172Outdoor workers face lethal heat exposure on the job

Construction, farm, delivery and street workers are pushed to keep working through extreme heat by piece rates, dismissal fears, and absent regulation. Voluntary employer guidance has repeatedly failed, producing preventable deaths from Qatar to Madrid to the US Sun Belt.

#00046Voluntary used-clothing collection collapses when the resale market that secretly funds it fails

Clothing banks look free but are secretly funded by selling the reusable fraction, mostly exported. When export demand collapsed and ultra-fast-fashion flooded banks with unsellable items, each container flipped to a loss — causing operators to quietly withdraw, ending the servic

Francenational

#00163Computing, and AI in particular, is a large and fast-growing source of electricity demand and carbon emissions

data-centers consumed ~415 TWh in 2024 (~1.5% of global electricity), growing ~12%/year, with AI the primary driver. The IEA projects demand more than doubling to ~945 TWh by 2030. Computing is one of the few sectors where emissions are set to grow, straining grids and climate go

#00180Bottled-water extraction competes with communal aquifers

Commercial bottling can dominate the same aquifer that supplies local taps. At Vittel, Nestle Waters accounts for roughly 80% of the deficit of an overdrawn aquifer, and illegal boreholes and treatments led to a 2 million euro settlement in 2024.

Vittel, Vosges, Franceregion

#00003Urban heat islands leave some neighborhoods dangerously hotter than others

Dense, low-canopy, dark-surfaced neighborhoods run several degrees hotter than nearby areas during heatwaves, concentrating health risk and energy costs — and the burden falls hardest on low-income districts least able to adapt.

#00034Large-scale tropical deforestation driven mostly by illegal land clearing for agriculture and mining

Across tropical forest nations, most clearing is illegal and tied to cattle, soy/palm, land-grabbing, and mining. It is profitable, remote, hard to police, and weakly enforced when political will lapses — progress is real but reversible.

Brazilian Amazon, Brazilnational

#00005Vulnerable residents are invisible during extreme-weather events

In heatwaves, cold snaps and outages, isolated elderly, mobility-limited, and medically dependent residents are often invisible to neighbors and services — so danger is found only after a missed check-in, while privacy concerns make a naive registry its own hazard.

#00004Recurring street flooding from overwhelmed or clogged storm drainage

Specific streets and low points flood repeatedly in heavy rain — from clogged drains or drainage never sized for today's storm intensity — causing recurring property damage and access hazards that stay below the threshold for major capital fixes.

#00145Railway networks are a common, highly lethal site of suicide

Rail passengers, workers and drivers across national networks face frequent suicides on tracks and platforms — roughly 2,500/yr in Europe and 4–14% of some countries' total suicides — a highly lethal, largely preventable method whose deaths are also systematically undercounted.

#00052Off-grid coastal and island communities cannot sustain conventional desalination for safe drinking water

Coastal, island, and remote communities sit beside seawater but lack safe drinking water. Conventional desalination (RO, thermal) requires reliable power, capital, trained technicians, and supply chains they don't have — and discharges brine that harms local ecosystems.

#00176Small single-source communes run out of drinking water in drought

Villages supplied by one well or spring are the first to fail in drought. In summer 2022 more than 100 French communes had drinking water trucked in and over 1,000 took exceptional supply measures; some Pyrenées-Orientales villages later spent months on bottled water.

region

#00075Litter accumulating in natural and public spaces

Discarded packaging, cigarette butts and other small waste builds up along roadsides, trails, parks, rivers, beaches and the ocean — harming wildlife, degrading shared spaces, and costing the public hundreds of millions a year to clean up.

#00117Legacy radioactive and hazardous waste deliberately dumped in the deep sea

From 1946–1990, ~14 nations dumped 200,000+ barrels of radioactive waste into the deep ocean under a

NE Atlantic dump zone (off the Bay of Biscay)

#00141Utility-scale solar competes for land with farming, habitat, and communities, slowing deployment

Utility-scale solar needs roughly 5–7 acres per MW, putting large arrays in direct competition with farmland, habitat, and communities. Local siting conflict and permitting friction — not raw land scarcity — are what throttle deployment speed.

#00099Mission-driven companies lose their mission as they scale — through sale, investor pressure, or profit extraction

A company founded for social or environmental purposes is structurally fragile: founders age out, investors demand returns, and acquirers can buy the mission away. Without a binding ownership structure, purpose is the first thing cut when money or control changes hands.

#00016Liquid personal-care products are sold almost exclusively in single-use plastic bottles

Shampoo, body wash and liquid soap are sold almost entirely in single-use plastic bottles that are rarely recycled. The format persists because plastic is cheap, light, unbreakable and water-resistant and supply chains are built around it, so nothing has displaced it.

#00030Household food scraps make up a large, costly share of residual municipal waste

Organic food waste is roughly a third of household residual waste. Mixed with general waste it is heavy, wet and costly to truck and burn. France made household biowaste sorting mandatory in 2024, but curbside bins, routes and treatment add cost that source diversion can avoid.

region

#00001Communities keep re-solving the same local problems from scratch

Evidence of which civic interventions actually work is scattered across PDFs, news and council minutes, and rarely stored in comparable form. A community facing a problem others already solved cannot find that record, so it re-invents the fix and repeats avoidable mistakes.

#00173Cities in drying climates face recurring Day Zero drinking-water shortfalls

Major cities from Cape Town to Chennai have come within weeks of running dry as droughts lengthen and demand grows. Emergency rationing, tanker dependence, and lost public trust follow, exposing how unprepared urban supply systems are for a drier climate.

#00177Depleted aquifers and failing rains leave villages without year-round water

Across semi-arid regions, falling water tables and erratic rains leave villages dependent on distant sources or seasonal supplies, driving distress migration and crop failure — from Rajasthan to Brazil's Semiarido and rural Kenya.

#00179Irrigation water storage pits farmers against communities over shrinking groundwater

As aquifers shrink, storing winter water for summer irrigation splits territories: a minority of irrigating farms gain security while other users and ecosystems fear capture of a common resource. In France the conflict has escalated to court battles and violent protest.

region

#00226Destructive wildfires increasingly threaten people, ecosystems and the climate worldwide

Communities and ecosystems worldwide face increasingly destructive wildfires, causing deaths, displacement, smoke exposure, infrastructure loss, ecological damage and greenhouse-gas emissions across very different fire regimes.

#00365Antibiotic-resistant bacterial infections make common treatment increasingly unreliable

People worldwide face bacterial infections that no longer respond to available antibiotics, increasing treatment failure, severe illness, deaths and the risks of routine medical care.

#00341Animal species are at imminent risk of extinction

Critically endangered and extinct-in-the-wild animal species face irreversible global extinction as interacting human and ecological pressures undermine survival and recovery.

04

Solutions proposed

#00002CommunityFix.org — an open knowledge graph linking civic problems, competing solutions, and real-world evidence In progress

An open platform structuring civic problem-solving as a shared graph: issues split into sub-issues, each issue gathers competing solutions, and every solution collects case studies with real outcomes, costs and metrics. Semantic search and voting keep it navigable and honest.

#00151Install full-height platform screen doors to seal the track edge

Install full-height platform screen doors (PSDs) — floor-to-ceiling barriers with sliding doors aligned to train doors — to physically seal the platform edge and eliminate track access at stations. This intervention has the strongest evidence of any rail-suicide measure.

#00050Pay collectors via a municipal service contract instead of expecting resale to fund it

Have municipalities procure textile collection as a paid service (service contract or per-tonne gate fee), like glass or biowaste, so the operator is paid to collect and divert tonnage and resale revenue just lowers the price — moving commodity risk from the fragile operator to t

Francenational

#00168Standardize a single comparable carbon metric per unit of software work

Every tool in this space estimates differently, so numbers are not comparable across teams or vendors. A shared specification expresses software carbon as a rate — emissions per functional unit such as a request, user, or training run — so results can be compared and tracked over

#00295Replace hazardous fences, decks, sheds and fuel storage

Redesign attachments and nearby structures so they do not carry fire to the main building or generate intense local exposure.

#00084On-the-spot fines with consistent, enforced penalties

A fixed, on-the-spot financial penalty raises the expected cost of littering. Consistency and visible enforcement matter more than fine size — a high penalty that is never issued deters nobody. Works as a backstop alongside infrastructure and behaviour-change measures, not as a s

#00049Fund collection through cost-indexed EPR support, decoupled from the resale price

Set the EPR support per tonne to the measured end-to-end cost of collecting, sorting, and disposing of textiles, indexed to rise automatically when resale revenue falls — so collection is a cost-recovered public service funded by producers, not a bet on the export price.

Francenational

#00139Computationally design de novo toxin-neutralizing proteins with deep learning

Use deep-learning protein design (RFdiffusion) to computationally create small, ultra-stable proteins that bind and neutralize conserved venom toxins, manufacturable cheaply by microbial fermentation without animal immunization — as low-cost broad-spectrum antivenom components o…

#00051Eco-modulate the EPR fee and levy ultra-fast-fashion to cut the low-value inflow at source

Scale the EPR fee by recyclability (bonus for durable mono-fibre garments, malus for disposable blends) and add a per-item levy on ultra-fast-fashion volume. This funds reject processing and pushes producers to design for sortability — shrinking the unsellable fraction at source.

Francenational

#00031Subsidised laying-hen distribution: give households hens that eat food scraps on site

A municipality buys laying hens from regional breeders and gives them free or subsidised to registered households with gardens. The hens eat kitchen scraps, diverting biowaste at source, and give eggs in return. Run as a complement to curbside collection, not a replacement.

region

#00011Neighborhood resilience hubs with solar and storage in community buildings

Upgrade trusted existing community buildings with solar and battery storage so they stay powered during outages and serve as dependable heating/cooling refuges. Gives at-risk residents a known fallback that doesn't depend on being checked on.

neighborhood

#00057Containerized solar-PV reverse osmosis operated by the local community

A shipping-container RO plant powered by solar PV and battery storage, producing ~75,000 L/day for ~25,000–35,000 people, operated by trained local staff and partly funded through water sales. Capital cost ~US$0.5–0.57M; ~20-year service life.

Kiunga, Lamu, Kenyaregion

#00009Catchment-wide rain gardens and sustainable drainage to cut runoff at source

Install rain gardens, permeable surfaces and other sustainable drainage (SuDS) across the catchment to soak up rainfall where it lands, cutting peak runoff to overwhelmed drains. Most effective as a dispersed, upstream-weighted network.

neighborhood

#00010Community Flood Action Groups to log evidence and coordinate response

Form a standing community Flood Action Group — backed by a flood charity — to systematically log flood hotspots, sustain engagement between events, and act as one coordinated voice to the councils and water companies that otherwise diffuse responsibility.

neighborhood

#00063Ceramic evaporative cooling modules for hot-dry public spaces

Porous fired-terracotta modules, kept wet by solar-powered pumps and fans, cool passing air by evaporation — creating comfort pockets at bus stops, plazas and courtyards with no refrigerants and minimal energy. Effect is large in hot, dry air but collapses in humidity, and every

neighborhood

#00134Deploy repurposed small-molecule toxin inhibitors as broad-spectrum early therapy

Use varespladib (PLA2 inhibitor), marimastat (SVMP inhibitor), and DMPS/dimercaprol (Zn2+ chelators) as cheap, heat-stable, species-agnostic first-line treatment that buys time before or alongside antivenom, particularly in the pre-hospital window.

#00152Install half-height platform barriers where full-height is infeasible

Install half-height automatic platform gates (1.2–1.5 m) where full-height screen doors are too costly or structurally infeasible, reducing platform suicides substantially—though less than full-height, since the barriers can be climbed.

#00153Fence and restrict trackside access at identified black-spots

Systematically identify recurring trackside black-spots and install fencing, mid-track barriers, and access restrictions at those locations — accepting a documented risk of displacement to nearby unfenced sites.

#00155Install blue LED lighting on platforms as a low-cost calming measure

Install blue LED lighting on platforms as a low-cost, easily retrofitted calming/deterrent measure aimed at reducing suicides — an approach with large but heavily contested effect estimates that should not be treated as equivalent to physical barriers.

#00059Passive solar still (basin distillation) — the simplest, most durable, most area-hungry option

A black-lined basin of saltwater under a sloped glass cover: sun evaporates the water, it condenses on the glass and runs off as distillate. No moving parts, no consumables, repairable with local materials — but output is ~4–6 L/m²/day, so area demand is the binding constraint.

Las Salinas, Atacama Desert, near Antofagasta, Chileregion

#00020Ship liquid concentrate and reconstitute with tap water at the point of use

Sell shampoo/soap as a concentrated liquid (or tablet/powder) that the customer dilutes with tap water at home. Removes most of the shipping weight and volume while keeping the product a liquid the customer already knows — preserving brand control over the final formula.

#00006Expand and target urban tree canopy on the hottest, lowest-canopy streets

Plant and steward trees, prioritizing the specific streets that heat-mapping shows are hottest and have least canopy. Trees cut surface and air temperature through shade and evapotranspiration, and also reduce stormwater runoff.

city

#00088Multi-component cigarette-litter prevention programs

Combine more and better-placed ashtrays, free pocket ashtrays, public awareness that filters are plastic, and modest enforcement — sustained as a coordinated program rather than a one-off, typically halving butt litter where measured.

#00183Create a funded municipal heat office with an annually updated heat action plan

Give one named municipal officer a budget line and operational control over heat: early-warning protocols, cooling and respite operations, and year-round mitigation, revised in an annual heat action plan. Funded offices cut deaths within years; unfunded plans and advisory posts d

city

#00154Build drainage/gap pits under platform tracks to reduce attempt lethality

Construct recessed 'suicide pits' in the trackbed below platform level, giving a person on the track survivable space beneath a passing train. Reduces fatality of attempts without deterring them — a lethality-mitigation complement to other prevention measures.

#00158Deploy automated CCTV/AI behaviour-detection to alert staff

Use CCTV analytics/AI to detect at-risk behaviour (loitering at platform ends, letting trains pass, trackside intrusion) and alert staff in real time — technically promising but without empirical evidence of reducing suicides in practice.

#00181Vulnerable-person registry with scripted phone check-ins during alerts, opt-out by default

A city registry of heat-vulnerable residents (isolated elderly, people with disabilities or chronic illness) paired with scripted phone check-ins by trained agents during heat alerts, escalating to in-person visits when calls go unanswered. Opt-out enrollment by default — opt-in

city

#00008Passive-cooling urban design plus formal heat governance

Reintroduce passive cooling from traditional hot-climate design — shaded streets, courtyards, underground air channels — and pair it with heat governance: naming and categorizing heatwaves so the public treats heat as seriously as storms.

city

#00316Define triage rules for simultaneous extreme wildfires

Set transparent priorities for life safety, defensible communities, critical systems, and responder safety when resources cannot address every incident.

#00156Adopt and enforce safe media-reporting guidelines for railway suicide

Work with news media to adopt and enforce responsible suicide-reporting guidelines — no method/location detail, no sensational or repetitive coverage, sign-posting help — to suppress imitative clusters, the best-evidenced non-physical rail-suicide intervention.

#00135Use antivenomics to map and license cross-neutralization of existing products against orphan species

Systematically test which existing polyvalent antivenoms already neutralize orphan-species venoms via antivenomics and preclinical assays, then pursue label extensions — expanding effective coverage without developing new products.

region

#00165Measure the emissions of compute you run yourself by sampling hardware power and applying local grid carbon intensity

For code you operate, sample the energy drawn by CPU, GPU and RAM during execution, multiply by the carbon intensity of the local electricity grid, and log the resulting CO2 estimate next to other run metrics so it can be tracked and reduced.

#00007Convert dark roofs and pavement to reflective, high-albedo surfaces

Replace dark, heat-absorbing roofs and pavement with high-albedo reflective surfaces — cool roofs, light-colored or coated pavement — to reflect sunlight rather than retain it. Acts fast and scales through building codes and repaving cycles.

city

#00137Guarantee the market: pooled procurement, subsidy, prequalification and regional manufacturing

Stabilise antivenom supply with guaranteed-volume pooled procurement, donor/government subsidy, WHO prequalification, and regional manufacturing — so effective, region-matched antivenom stays commercially viable and reaches clinics affordably.

#00166Estimate the emissions of third-party AI API calls from model and request characteristics when the hardware is not accessible

When a generative model is called through a provider's API, hardware cannot be metered. Estimate per-request energy and CO2 from model size, token counts, and data-centre assumptions using a life-cycle method, giving API consumers an impact figure they otherwise cannot obtain.

#00136Manufacture heat-stable, freeze-dried antivenom for cold-chain-free rural stocking

Produce and distribute lyophilised (freeze-dried) antivenom with a multi-year ambient shelf life so it can be stocked at rural health posts and remote clinics where refrigeration is unreliable or absent.

region

#00058Coastal fog harvesting with mesh collectors where advection fog is reliable

Where coastal advection fog is dependable, vertical mesh nets passively strain water droplets from wind-driven fog into reservoirs — no energy, no membranes, no seawater intake. Cheap and low-tech, but geographically constrained and historically prone to social/ownership collapse

Aït Baamrane / Mount Boutmezguida, Moroccoregion

#00055Professionalized, results-based maintenance service paid for by uptime (not community self-management)

Replace volunteer committees with a professional maintenance company on a performance contract: hotline, guaranteed repair times (~3 days), preventive maintenance, and a stocked parts supply chain — funded by pooled mobile-money subscriptions and results-based payments tied to up

Kitui County, Kenyaregion

#00138Cut time-to-treatment with community education and organised rapid transport

Combine community health education (discouraging traditional-healer delay, teaching safe first aid) with organised volunteer rapid transport — e.g., motorcycle networks — to get envenomed patients to an antivenom-equipped centre within the window that determines survival.

region

#00056Passive solar-thermal interfacial crystallizer using laser-textured superwicking black metal

A femtosecond-laser-textured aluminium panel wicks seawater uphill across its face, absorbs ~92% of sunlight to evaporate it, and uses the coffee-ring effect plus salt creeping to push crystallised salt to the panel edges — self-cleaning, no membranes, no chemicals, no electricit

region

#00082Identity- and pride-based mass-media anti-litter campaigns

Reframe not-littering as an expression of who people already are — local pride, group identity — rather than an environmental instruction. Aimed at the demographics most likely to litter and delivered through broadcast and social media at scale.

#00101Perpetual-purpose trust: put voting control in a trust whose deed binds the company to its mission

Split voting from economic rights: put voting stock in an irrevocable purpose trust whose deed binds the company to its mission, and give non-voting economic stock to a mission nonprofit so profits fund the cause. The company stays for-profit but can never be sold away from its p

#00103Third-party certification (e.g. B Corp) as a public, audited commitment to mission

Get certified against a published social/environmental standard (e.g. B Corp) as a public, audited signal of commitment. Cheap, requires no ownership change, useful as a complement — but it locks nothing: it's voluntary, revocable, and the first thing dropped when it conflicts wi

#00197Communal water-governance institutions with fast, peer-run dispute resolution

User-run bodies (irrigator communities, water tribunals, village assemblies) allocate scarce water and resolve conflicts cheaply, quickly, and by peers. Commons survive when boundary rules are clear and enforcement costs stay near zero — institutional design, not technology.

region

#00062Centralized district cooling to replace per-building air conditioning

A central plant chills water and pipes it underground to many buildings, replacing individual AC units. It rejects waste heat away from street level, cutting energy use per unit of cooling and the anthropogenic heat that feeds the urban heat island.

city

#00093Leave No Trace education and a 'pack it in, pack it out' ethic

Teach and normalise an outdoor ethic in which visitors carry out everything they bring in — including micro-litter and food scraps — sustained through education, signage and partnerships with land agencies and outdoor organisations.

#00126Deep-sea disposal by dilution and dispersion

Encase low- and intermediate-level radioactive waste in resin, bitumen, or cement, drum it, and sink it on the deep abyssal plain — relying on the ocean's vast volume and assumed stability to dilute any eventual release below harmful levels.

#00100Steward-ownership: lock control with a veto ("golden") share held by an independent purpose entity

Sell a tiny veto share (~1%) to an independent purpose foundation that holds no economic stake but permanently blocks two actions: selling the company for owners' personal gain, and extracting profits as dividends or capital gains. Founders keep full operational control; the lock

#00108Fund the mission from a mainstream commercial product's ongoing profits, so impact scales with everyday usage instead of fundraising

Embed the cause inside a product people already use daily (a search engine, a current account, a consumer good) and route its profits to the mission. Impact then grows with ordinary adoption and ad/transaction revenue, not with donor cycles or grant rounds.

#00115Fund reforestation from the surplus of a profitable consumer product, locked so it can't be diverted

Run a consumer service (e.g. ad-funded web search) at a profit, ring-fence the surplus for vetted reforestation partners, and lock the pledge into a mission-protected ownership structure so it can't be quietly cut during downturns or ownership changes.

#00083Social-norm messaging and management of environmental cues

Shape the cues that drive littering: keep spaces visibly clean (a clean place signals 'nobody litters here'), and pair 'most people don't litter' (descriptive) with 'littering is not OK' (injunctive) messages, which together change behaviour more than either alone.

#00102Negotiate an independent "social mission" board into the acquisition agreement

When a sale can't be stopped, negotiate an independent 'social mission' board into the acquisition agreement—with defined authority over values, advocacy, and brand integrity held separately from the parent's commercial control. Only as strong as courts will enforce it, but bette

#00114Fund native-species restoration through vetted local partners, and report multi-year survival — not seedlings planted

Fund local partners to restore native species on degraded land — not carbon-rich habitat that doesn't need trees — with multi-year aftercare and satellite-plus-field monitoring. Report trees alive over time, not seedlings planted.

#00090Mandatory charges or levies on single-use carrier bags

Require retailers to charge a small mandatory fee per single-use carrier bag at checkout. Even a small charge cuts bag use and bag litter by around 80%, nudging shoppers toward reusables — a low-cost policy with fast, measurable results.

#00202Cloud seeding to enhance precipitation (unproven at decision-relevant scale)

Silver-iodide or hygroscopic seeding of clouds to increase rain or snow. Politically attractive, but the US GAO found estimated effects often statistically indistinguishable from zero, and no drought-scale water yield has been demonstrated anywhere.

region

#00116Prioritise assisted natural regeneration and protecting standing forest over transplanting nursery seedlings

Where land was recently forested, protect and prune regrowth from surviving roots and seed banks (assisted/farmer-managed natural regeneration) rather than transplanting nursery seedlings — far cheaper, with site-adapted species. Intact standing forest should take priority, as it

#00085Gamified and well-designed bins that make disposal easy and rewarding

Redesign bins to capture more litter: make disposal a small game or 'vote', place and size them where litter actually occurs, and use fill-sensors so they don't overflow. Turning the right choice into the fun, convenient choice measurably cuts nearby litter.

#00086Participatory cleanup movements that mobilise residents

Organise volunteers to remove litter at scale — through recurring community cleanups, fitness-linked litter-picking (plogging), and 'adopt a stretch' stewardship. Removes existing harm, builds an engaged constituency, and can feed monitoring data.

#00131Replace animal-derived antivenom with broadly-neutralizing recombinant human antibody cocktails

Manufacture antivenom as a defined cocktail of recombinant human monoclonal antibodies targeting conserved toxin families (3FTx, PLA2, SVMP, SVSP), replacing dozens of narrow regional polyclonal sera with a small number of broad-spectrum products split roughly by neurotoxic-elapi

#00203Long-distance and fossil-aquifer water transfer megaprojects

Pump water hundreds of kilometres or mine non-renewable aquifers to supply cities. A high-risk approach: systemic risk concentrates in a single artery, and fossil-aquifer mining is non-renewable by definition — making both patterns cautionary as much as options.

national

#00089Deposit return schemes (bottle bills) on beverage containers

Add a small refundable deposit to drink containers, repaid on return. The financial incentive drives return rates above 90% and is the best-evidenced single intervention for container litter, cutting it roughly 40–80% across many jurisdictions.

#00091Bans on the most-littered problematic single-use plastics

Prohibit specific high-frequency, low-value single-use plastics — straws, stirrers, cutlery, plates, expanded-polystyrene food containers, balloon sticks — removing the item from the market entirely so it cannot become litter.

#00092Extended Producer Responsibility for packaging litter

Make the companies that put packaging on the market pay for its end-of-life and cleanup, and reward less-wasteful designs. Shifts cost and design incentives upstream to the producers who created the litter, rather than onto taxpayers.

#00098AI and machine-vision litter auditing for objective measurement

Use camera surveys (handheld, vehicle- or drone-mounted) with machine-vision models to automatically detect, count and classify litter over large areas — producing objective, repeatable density data to target action and rigorously measure whether interventions worked.

#00142Embed photovoltaics directly into the running surface of roads and paths

Replace or overlay road/path surfaces with load-bearing PV panels that vehicles travel over. Every real-world pilot has under-delivered or failed: flat orientation, traffic wear, and 8–360× higher cost versus equivalent off-road panels make it a cautionary approach rather than a

#00094Mandatory carry-out rules and tools at high-impact sites

In heavily used or fragile areas, require visitors to pack out all waste — including human waste — and provide the means (issued pack-out kits, locking trailhead bins), turning the Leave No Trace ethic into an enforced condition of access.

#00095Organised coastal cleanups with standardized item-level data logging

Run recurring beach and waterway cleanups where volunteers log every item by type on a standardized card or app, building a comparable marine-debris database that identifies hotspots and supplies evidence for upstream policy (bans, deposits, producer responsibility).

#00143Place PV between and on railway tracks — removable panels or solar sleepers

Lay PV in the gap between rails (removable panels, e.g. Sun-Ways) or integrate cells into replacement sleepers (e.g. Greenrail), reusing sealed rail corridors without new land. More promising than road-surface PV because trains pass intermittently rather than braking and grinding

#00124Authoritative dump-site registries embedded in marine spatial planning

Turn survey-derived dump-site boundaries and drum positions into an authoritative georeferenced layer that is mandatory input to seabed licensing, nautical charts, and marine spatial plans — so mining, trawling, and cable projects are routed around the zones by default.

#00097Open citizen-science litter mapping with geotagged, brand-level data

Let anyone photograph and geotag litter via an app that records type, material, and brand into an open database. Crowdsourcing builds real-time, street-level maps revealing hotspots and brand-level evidence for producer accountability.

#00144Mount PV beside or above transport and water corridors, not on the running surface

Mount conventionally tilted, air-cooled panels on land a corridor already occupies — highway embankments, medians, canopies over lanes, tunnel roofs, noise barriers, and canal covers — reusing committed right-of-way while preserving the properties that make PV cheap and productiv

#00123Multi-compartment sampling with a repeatable long-term monitoring baseline

Collect paired water, sediment, and biota samples at graded distances from breached drums, measuring dump-specific radionuclides (cobalt-60, niobium-94, caesium-137, americium-241) to separate dump-derived signal from fallout background — with fixed reference targets enabling rep

#00122Tiered deep-sea survey: AUV wide-area mapping then crewed/ROV close inspection

Use an AUV to fly lawnmower tracks over the dump zone and build georeferenced photo-mosaics locating individual drums, then send a crewed submersible or ROV for close visual assessment, radiometry, and sampling of selected targets. Two tiers make partial coverage of a 14,500 km²

#00021Fill-to-order, label-per-household, closed-loop container swap

A central facility fills standardised containers to order, labelled per household; a carrier delivers full units and collects empties on the same stop for cleaning and refill. Filling only on order closes the contamination window and the swap removes dispensing friction.

region

#00022Launch in hotels and multi-unit buildings before expanding to consumers

Launch refill in hotels and multi-unit buildings before going direct-to-consumer. These give free route density (many units per address), a rational B2B buyer not fragile consumer goodwill, contract-based predictable demand, and a cheap place to prove the cleaning economics.

city

#00023Integrated DTC concentrate-refill service funded by skipped retail margin and retention

A direct-to-consumer refill service combining concentrate (no water shipped), fill-to-order labelling, ad-hoc orders batched against a cutoff so routes can collect empties, and a closed loop. Made durable by skipping the 30 to 50 percent retail margin and by customer retention.

region

#00125Binding international prohibition on ocean dumping (London Convention/Protocol)

A treaty regime that first moratoriumed (1983) then permanently banned (from 1993) the dumping of radioactive waste at sea, shifting from case-by-case permits to blanket prohibition. It is the approach that actually stopped new drums entering the ocean.

#00032Collective and institutional hen coops: shared coops for households without gardens

Install a shared coop serving many households or an institution (school, retirement home) instead of giving hens to individual homes. Residents bring food scraps, a rota or staff care for the hens, and eggs are shared. Reaches gardenless households and spreads the care burden.

city

#00033Coop rebates and chicken-keeping classes: subsidise resident-owned backyard hens

The municipality does not distribute hens. It subsidises coops with a rebate and runs free chicken-keeping classes so residents keep their own backyard hens that eat food scraps. This avoids the authority's animal-welfare liability and fits where keeping hens is already legal.

city

#00182Transparent emergency demand management: dashboards, escalating tariffs, pressure management and a communicated deadline

Cut urban water demand fast during a supply crisis by combining real-time public dashboards, escalating restriction levels and block tariffs, network pressure management, flow restrictors, and a communicated deadline—with the burden visible and uniform across the city.

city

#00157Train rail staff as suicide-prevention gatekeepers

Train station and on-train staff to recognise, approach and engage people showing signs of suicidal crisis (e.g. Samaritans'

#00127Bulk retrieval and onshore re-containment of dumped drums

Recover dumped drums from the deep seabed using ROVs, lifting rigs, and sealed containment vessels, then transfer them to managed onshore storage — removing the waste from the marine environment rather than leaving it to decay in place.

#00035Near-real-time satellite alerts feeding a funded, empowered environmental enforcement body

Pair two-tier satellite monitoring (an annual census plus near-real-time alerts, ideally radar where cloud is heavy, published openly) with a funded, empowered enforcement body that acts on alerts through inspections, fines, embargoes, and seizure of clearing equipment.

national

#00184Wire heat alerts to a hotline run by a trusted aging nonprofit, with nurse triage and home visits

Locally calibrated heat alerts that trigger a delivery chain, not just a broadcast: a hotline staffed by a trusted aging-services nonprofit, nurse triage, field home visits, homeless outreach, and neighbor buddy systems, so vulnerable people are found and helped during each alert

city

#00036Cut off the money: supply-chain zero-deforestation agreements, conditional credit, and municipal blacklisting

Attack the economics, not just the act: zero-deforestation buyer agreements (Soy Moratorium, G4 cattle deal), rural credit conditioned on compliance, a property registry (CAR), and blacklisting the worst-offending municipalities so cleared land loses market and credit access.

national

#00037Whole-of-government coordination plan (PPCDAm) backed by a performance-based international fund (Amazon Fund)

Bind the measures with a standing interministerial action plan (PPCDAm) covering land-use planning, monitoring and sustainable production, funded by a performance-based mechanism (the Amazon Fund) that pays out only after verified reductions and draws sustained donor finance.

national

#00167Attribute cloud emissions from provider billing and usage data across multiple providers

Convert itemised cloud billing and usage records into energy and emissions figures using published hardware power coefficients and region-specific grid carbon intensity, producing a per-service, per-region footprint across multiple providers.

#00185Potable reuse of treated wastewater behind multi-barrier treatment and long acceptance-building

Purify treated wastewater through an advanced multi-barrier train (ultrafiltration, RO, UV/AOP) and return it to drinking supply via aquifer recharge, reservoir blending, or direct injection. Proven since Windhoek's 1968 launch; the binding constraint is public acceptance, not en

city

#00192Distribute cooling units to at-risk households through community organizations

Free portable heat-pump or AC units for low-income, high-risk residents (60 and over, medical conditions, living alone), distributed through trusted community organizations that identify recipients, deliver, install and educate, rather than by the city directly.

city

#00196Large-scale desalination sized as drought insurance

Seawater reverse osmosis gives cities a rainfall-independent supply. It works when sized against permanent aridification and framed honestly as insurance with flexible operating triggers; it fails financially through drought-panic procurement and rigid take-or-pay contracts.

region

#00200Subsidized household rainwater harvesting for water-poor neighborhoods

City-subsidized roof-harvesting kits (first-flush separator, cistern, filters) designed for informal housing and installed with NGO and local-installer training, supplying 5-8 months per year of non-potable and filtered water in suitable climates.

city

#00186Interconnect small networks, cut leaks and secure backup sources before crisis

Physically link neighboring communal water networks, repair leaking rural pipes, and pre-identify backup sources so no small commune depends on a single vulnerable well or spring. In France, financed via agences de l'eau and départements, typically carried by intercommunal syndic

region

#00159Place crisis-line signage and help-points at stations and hotspots

Install crisis-line signage, supportive messaging, and direct-connection help-points at platforms, bridges, and known hotspots, delivered by operators in partnership with crisis services. A low-cost baseline layer; standalone effect on rail suicide is modest and under-evidenced.

#00160Structurally separate tracks from adjacent psychiatric facilities

Where track runs close to psychiatric institutions, add targeted fencing, barriers, or routing/siting changes to break the physical proximity that makes those sections hotspots for patient suicides — a driver generic network-wide measures leave unaddressed.

#00161Coordinate rail operators with mental-health services on discharge-risk protocols

Establish protocols linking mental-health services and rail operators — sharing elevated-risk periods (e.g. around discharge), agreeing alerting and safety-planning for patients near rail — so clinical risk information translates into targeted operational vigilance.

#00187Door-to-door heat outreach through existing community health workers

Piggyback heat protection on trusted community health worker cadres who already go door-to-door in informal settlements: pre-alert awareness visits, symptom spotting and first response during heatwaves, reaching households that no cooling center or broadcast will.

city

#00188Permanent structural demand reduction: turf removal, pricing, rebates and water-culture programs

Retire urban water demand permanently by running demand management as a standing institution with paid turf removal, tiered pricing, appliance and landscape codes, school and business programs, and continuous leak control. Las Vegas cut per-capita use 58% while adding 876,000 res

region

#00194Statutory heat rules for outdoor work: WBGT stop-work thresholds, midday bans and funded inspections

National, enforceable heat rules for outdoor work: rest, shade, water and scheduling duties anchored on wet-bulb globe temperature stop-work thresholds rather than clock hours alone, backed by funded inspection capacity. Time-of-day bans by themselves miss dangerous humid days.

national

#00162Standardise classification and reconcile operator vs mortality data

Align suicide-classification practice between railway-operator (ERA) records and national mortality statistics — resolving the 'undetermined intent' gap through shared coding rules and record linkage — so the true rail-suicide count is visible for prevention and evaluation.

#00171Benchmark models independently on identical hardware and publish a simple comparable efficiency label

Benchmark models on the same hardware for the same tasks, then publish results as star-band ratings on a leaderboard with a shareable label. An ENERGY STAR-style signal makes efficiency legible to non-experts and usable in procurement, pressuring providers to disclose.

#00169Provide real-time, location- and time-specific grid carbon-intensity signals as the conversion factor

Every emissions estimate multiplies energy by a carbon-intensity factor, but annual national averages miss regional and hourly variation. An API exposing live, historical, and forecast intensity—both average and marginal—per zone and per hour lets any tool convert energy to accur

#00189Designate a free climate-shelter network in existing public buildings

Designate libraries, schools, museums, civic centers, and pharmacies as a free climate-shelter network kept at or below 26 C, with standards for open access, seating, and drinking water. Coverage grows cheaply by repurposing existing buildings, but impact depends on public awaren

city

#00190Run water as a public utility with a reinvestment mandate and a standing leak-reduction program

Reform water governance so operating margins are locked into a reinvestment mandate—pipe renewal, leak detection, and repair—rather than extracted as profit or dispersed by weak management. A public regie has a structural advantage in drying climates: it is not penalized by selli

city

#00193Revive traditional rainwater-harvesting and recharge structures through village labor and ownership

Villages build and own earthen johads, contour trenches, sand dams, infiltration canals and ponds with NGO facilitation. Cheap per structure and compounding at catchment scale, but success hinges on hydrogeological siting, maintenance institutions and demand rules.

region

#00292Disclose wildfire risk in property transactions

Give buyers and renters clear parcel and community wildfire information, including evacuation, insurance and mitigation obligations, before commitment.

#00195National household-cistern program delivered by community networks

A standardized 16,000 litre roof-catchment cistern per family, built by locally trained masons with family labor and delivered through a civil-society network with federal funding. Covers drinking and cooking water through an 8-month dry season.

national

#00199Stormwater capture and managed aquifer recharge funded by a dedicated impermeability levy

Turn flood-control drainage into water supply with spreading grounds, injection wells and green infrastructure that recharge aquifers, financed by a hypothecated parcel tax on impermeable area so revenue scales with the pavement causing the runoff.

region

#00198Winter-filled substitution reservoirs with agroecological conditions (contested)

Pump shallow groundwater in winter into lined open reservoirs so farms substitute stored water for summer abstraction, tied by protocol to agroecological commitments. Contested: supporters cite modelling and court validation; opponents cite evaporation, resource capture, and mala

region

#00201National water-sobriety plan: withdrawal-reduction targets, reuse rollout and leak funding per basin

A national framework that sets basin-level withdrawal-reduction targets, funds leak repair, unblocks wastewater-reuse permitting and pushes progressive pricing. Delivery depends on municipal-scale mechanisms and sustained funding, not on the announcement itself.

national

#00350Restore habitat connectivity through locally governed recovery

Reconnect isolated habitat patches through restoration and locally governed land or water management so threatened animals can disperse, reproduce and adapt.

#00293Retrofit roofs, vents and building envelopes against embers

Install non-combustible roofs, ember-resistant vents and sealed vulnerable openings so wind-driven embers are less likely to ignite structures.

#00294Create a non-combustible immediate zone around structures

Remove or replace combustible vegetation, mulch and stored materials immediately beside buildings to reduce ember ignition and direct flame contact.

#00355Develop livelihood and conflict-mitigation alternatives with communities

Co-design practical livelihood, prevention and compensation measures with affected communities so coexistence does not impose unacceptable local costs or lead to killing threatened animals.

#00357Reduce pollution, sedimentation and destructive river modification

Control pollutant and sediment sources and redesign damaging river works to restore water quality, substrates and passage for threatened aquatic animals.

#00319Use redundant wildfire alerts across multiple channels

Send consistent warnings through mobile, radio, sirens, broadcast and trusted local networks so one technical failure does not silence the alert.

#00296Run neighborhood-scale wildfire retrofit programs

Municipalities or insurers organize block-level assessments, group procurement, grants or loans, and follow-up maintenance to address structure-to-structure spread and shared vegetation. Programs need equity safeguards for renters and low-income owners.

#00303Use satellite thermal detection and wildfire monitoring

Combine polar and geostationary satellite observations to locate and track heat, smoke and fire behavior across remote or very large areas.

#00318Create community-specific wildfire evacuation plans and exercises

Define zones, triggers, routes, responsibilities and assistance for each community, then test them through realistic exercises and public education.

#00323Operate clean-air centers and filtered public buildings

Prepare accessible public facilities with effective filtration, resilient power and staffing to provide cleaner indoor air during severe smoke.

#00297Harden water, electricity and telecommunications systems

Redesign exposed critical networks and components to keep essential services operating through plausible wildfire heat, smoke, debris and outage conditions.

#00301Pre-position crews and aircraft according to forecast risk

Move appropriate response resources closer to likely ignition zones before high-danger periods so initial attack begins sooner.

#00298Provide backup pumping, communications and emergency power

Install and test independent power, water pumping and communications that can operate when grid and network services fail during wildfire.

#00306Integrate rapid initial attack across ground and air resources

Link verified detection to a unified command that sends the nearest suitable ground and air resources while a fire remains small and conditions are safe.

#00299Make hospitals, shelters and transport systems fire-safe

Assess and retrofit essential public facilities and evacuation transport so they remain defendable, accessible and functional during wildfire emergencies.

#00302Deploy lookout and AI camera networks

Use visible and thermal cameras with human verification to detect smoke or heat early across high-risk landscapes.

#00304Deploy under-canopy gas and environmental sensors

Place low-power sensor nodes in high-risk areas to detect combustion gases and local conditions beneath vegetation canopies.

#00300Forecast wildfire danger from weather and fuel conditions

Combine weather, drought, vegetation and fuel-moisture information into location-specific danger forecasts that trigger operational decisions.

#00305Use drones for confirmation, mapping and hotspot detection

Dispatch crewed or remotely operated drones to verify alerts, map active fronts and find residual heat without exposing people unnecessarily.

#00308Coordinate drone swarms for wildfire detection and suppression

Use multiple cooperating drones to search large areas, maintain communications, map fire and potentially deliver distributed suppression.

#00309Build wildfire digital twins and real-time spread simulations

Maintain dynamic terrain, fuel and weather models to test treatments, estimate spread and support evacuation and response decisions.

#00322Publish PM2.5 monitoring and wildfire smoke forecasts

Public health and weather agencies publish current and predicted fine-particle exposure across local areas, with consistent thresholds and guidance.

#00324Provide portable HEPA filtration to vulnerable households

Distribute correctly sized portable filters and replacement supplies to households at high health risk or without effective central filtration.

#00255Rapidly reduce greenhouse-gas emissions

Cut global greenhouse-gas emissions rapidly to limit the long-term worsening of extreme fire weather that local adaptation cannot fully offset.

#00256Use future climate scenarios in wildfire planning

Plan land management, staffing, infrastructure and evacuation against plausible future fire weather instead of relying only on historical seasons and maps.

#00258Plan for residual wildfire risk that cannot be eliminated

Define acceptable risk, contingency capacity and recovery arrangements for extreme fires that remain possible after prevention and adaptation.

#00257Adapt forests and landscapes to expected future conditions

Adjust species, structure, management and connectivity to reduce climate-driven mortality and extreme fire while preserving ecological function.

#00259Apply dynamic restrictions based on real-time fire danger

Automatically tighten or pause spark-generating work and open burning when local weather and fuel conditions cross defined danger thresholds.

#00260Require equipment standards, spark arrestors and hot-work permits

Control heat and sparks through maintained equipment, spark arrestors, cleared work zones, extinguishing equipment, observers and accountable permits.

#00262Manage power-line vegetation and asset condition

Inspect, maintain and prioritize electrical assets and nearby vegetation using ignition risk, weather exposure and consequence rather than fixed cycles alone.

#00310Integrate multi-sensor wildfire detection with dispatch

Fuse cameras, satellites, sensors, lightning, public reports and drones into one verified alert workflow connected directly to incident dispatch.

#00261Provide alternatives to agricultural and residue burning

Replace avoidable open burning with collection, mulching, composting, incorporation or tightly controlled shared services that remain economically viable for landholders.

#00317Model wildfire evacuation and road capacity

Simulate departure timing, traffic, fire spread, road failure and assisted evacuation to identify scenarios in which current routes cannot reach safety.

#00263Use covered conductors, fault detection and selective power shutoffs

Reduce utility ignitions with insulated or covered equipment, fast fault isolation and narrowly targeted de-energization during exceptional fire weather.

#00279Use prescribed burning in suitable fire-adapted ecosystems

Apply planned, low-intensity fire under defined conditions to reduce hazardous fuels or restore ecological processes in fire-adapted landscapes.

#00264Control railway, road and vehicle ignition sources

Reduce sparks and hot-material contact through rail maintenance, roadside fuel management, vehicle standards, detection and restrictions during extreme danger.

#00265Use targeted access restrictions and multilingual fire warnings

Restrict access or specific activities at high-risk sites and communicate current rules in languages and formats understood by residents and visitors.

#00349Secure and effectively manage remaining key habitats

Protect and effectively manage the remaining feeding, breeding, refuge and movement areas required by threatened animal populations.

#00271Restore agroforestry, crops and green fuel breaks

Maintain lower-flammability productive land uses in strategic locations to interrupt vegetation continuity and support local livelihoods.

#00311Build strategic fuel treatments around intervention points

Treat fuels where changed fire behavior will create safer, more effective locations for responders to protect communities or critical assets.

#00266Enforce controls on cigarettes, fireworks and open flames

Set clear location and weather-based rules for cigarettes, fireworks, campfires and barbecues, backed by site design, supervision and proportionate enforcement.

#00320Provide defendable community refuges where evacuation may fail

Designate, harden and operate places that can protect people when route capacity, fire movement or remoteness makes timely evacuation impossible.

#00268Enforce land-tenure, environmental and criminal rules

Coordinate land, environmental and criminal enforcement so deliberate burning and illegal clearing create a credible likelihood of detection and consequence.

#00312Maintain wildfire roads, water points and operational firebreaks

Keep access routes, turnarounds, water supplies and strategically placed breaks mapped, usable and integrated into responder plans.

#00315Protect firefighters from heat, smoke and entrapment

Combine training, weather and fire-behavior intelligence, protective equipment, medical monitoring and escape planning to reduce responder harm.

#00267Strengthen fire-cause investigation and ignition-pattern analysis

Build specialist investigation capacity and shared data to distinguish accidental, deliberate, and land-clearing ignitions and target prevention or prosecution.

#00270Use targeted grazing and pastoral fire-prevention contracts

Pay and support livestock keepers to reduce combustible vegetation in strategically selected areas while sustaining viable rural livelihoods.

#00272Build markets for fire-prevention products and biomass

Create durable demand for products and biomass generated by fuel management so repeated treatment is less dependent on short-term grants.

#00274Break plantation continuity near settlements

Create maintained transitions, lower-fuel zones and access around settlements adjoining plantations to reduce concentrated exposure and support defense.

#00276Integrate invasive-plant control with wildfire management

Prioritize invasive species and locations where removal, follow-up restoration, and fire planning can break reinforcing cycles between invasion and fire.

#00273Diversify plantation species, age, density and stand structure

Redesign or manage plantations as varied stands that reduce continuous crown and surface fuels while maintaining production and ecological function.

#00275Manage forestry residues and dead vegetation

Treat or remove hazardous concentrations of slash and dead material after forestry operations while protecting soil, habitat and nutrient functions.

#00277Create landowner associations and shared wildfire landscape plans

Organize neighboring landholders around one risk map, treatment sequence, access network and maintenance schedule that crosses property boundaries.

#00278Provide long-term payments for maintained fuel reduction

Pay for verified risk-reduction condition over multiple years instead of funding only initial hectares treated.

#00352Establish disease surveillance, treatment and biosecure refuges

Detect wildlife disease early, reduce transmission and apply validated treatment or biosecure refuge measures to prevent outbreaks from eliminating threatened populations.

#00313Create cross-region and international wildfire mutual aid

Pre-negotiate compatible assistance, logistics and cost arrangements so crews, aircraft and equipment can move quickly when local capacity is exceeded.

#00281Allow managed wildfire under safe conditions

Let selected naturally ignited fires perform ecological or fuel-reduction work within predefined limits when weather, location and response capacity make monitoring safe.

#00351Control invasive predators and maintain biosecurity

Eradicate or suppress invasive predators where feasible, then prevent reinvasion through surveillance, quarantine, rapid response and long-term local biosecurity.

#00283Prevent deforestation and forest degradation

Protect intact fire-sensitive forests from clearing, fragmentation and degradation that dry vegetation and make repeated wildfire more likely.

#00291Require multiple evacuation routes or safe refuges in new development

Approve high-risk development only when residents can reach safety through adequate route capacity or a defendable refuge under modeled fire scenarios.

#00290Use wildfire-risk zoning and development restrictions

Direct new development away from locations where plausible wildfire, evacuation and defense conditions exceed defined safety thresholds.

#00284Restrict fire in rainforests and other fire-sensitive ecosystems

Use biome-specific rules, enforcement and alternatives to prevent deliberate burning where ecosystems do not tolerate recurring fire.

#00354Replace harmful fishing gear and protect critical no-take areas

Adopt species-safe fishing gear and enforce targeted no-take areas where threatened animals feed, breed or migrate to reduce capture and bycatch mortality.

#00286Rewet peatlands and block drainage canals

Raise and stabilize peat water levels by closing or managing drainage so organic soil becomes less available for persistent smoldering fire.

#00314Use common incident command and interoperable communications

Give participating agencies shared roles, terminology, radio interoperability and decision structures during complex wildfire incidents.

#00353Combine community patrols, enforcement and trade disruption

Coordinate community patrols, targeted enforcement, and trade-chain investigations to reduce illegal killing and trafficking of threatened animals.

#00285Support Indigenous territories and community fire monitoring

Secure local land rights and resource community monitoring teams to detect, prevent and respond to harmful fire in fire-sensitive territories.

#00287Restore peatland vegetation after rewetting

Re-establish locally appropriate peat-forming and wetland vegetation after hydrological repair to stabilize the site and support long-term recovery.

#00321Plan wildfire safety for tourists, care homes, hospitals and disabled people

Provide transport, assistance, accessible warnings and continuity of care for people who cannot use ordinary self-evacuation assumptions.

#00289Make no-burn peatland agriculture economically viable

Provide crops, practices, finance and market access that let communities use wet peat without drainage and open burning.

#00326Coordinate wildfire smoke response across borders

Share forecasts, health thresholds, public messages and protective resources across jurisdictions affected by the same smoke plume.

#00328Apply targeted slope, sediment and water protection

Use site-specific stabilization, drainage, sediment control and water-system protection where assessment shows that benefits exceed ecological disturbance.

#00335Adopt national and regional Integrated Fire Management strategies

Coordinate analysis, risk reduction, readiness, response and recovery through one accountable strategy adapted to local fire regimes.

#00325Set respiratory protection and worker smoke protocols

Require exposure monitoring, task modification, indoor alternatives, suitable respiratory protection and medical safeguards for workers during wildfire smoke.

#00356Restore environmental flows, wetlands and source-water governance

Restore flow timing, wetland function and catchment governance so threatened freshwater and coastal animals regain the water quantity, quality and connectivity needed to survive.

#00330Retain appropriate burned wood and habitat structures

Leave standing and fallen burned material where it supports habitat, soil and regeneration without creating unacceptable safety or fire risk.

#00332Require wildfire-resilient reconstruction standards

Make post-fire rebuilding meet current wildfire, ember, access and infrastructure standards rather than restoring the previous vulnerable condition.

#00329Monitor natural post-fire recovery before intervening

Track vegetation, soil, habitat and invasive species after fire so restoration is used where natural recovery is inadequate rather than by default.

#00358Coordinate conservation breeding, genetic management and biobanking

Manage conservation breeding, pedigrees, genetic material and institutional roles as one recovery program that preserves options for viable wild populations.

#00359Head-start, translocate or reintroduce animals into secured habitat

Raise or move threatened animals under a documented conservation plan, then release them into habitat where the original threats are controlled and outcomes can be monitored.

#00327Conduct rapid post-fire erosion and watershed-risk assessments

Map burn severity, soil, slope, forecast rainfall and downstream exposure soon after fire to identify where intervention is justified.

#00337Share wildfire cause, fuel, exposure and outcome data

Publish interoperable, privacy-respecting data across agencies so prevention and response decisions can be evaluated against actual causes and harms.

#00338Include communities and Indigenous peoples in wildfire decisions

Give affected communities and Indigenous rights holders meaningful authority, resources and continuing roles in wildfire planning and evaluation.

#00339Fund wildfire work by outcomes and independent evaluation

Tie funding to maintained risk reduction, safety, ecological, and health outcomes, with independent evaluation and transparent uncertainty.

#00392Fund priority antibacterial products through milestone-based public and nonprofit programmes

Provide grants and milestone payments for high-priority antibiotics, diagnostics and nontraditional products while attaching stewardship, access and data-sharing conditions.

#00333Support relocation from indefensible wildfire sites

Offer voluntary, fair and community-informed relocation where credible analysis shows that safe evacuation and structure defense cannot be achieved.

#00334Provide long-term health, livelihood and mental-health recovery

Sustain coordinated health, housing, income and psychosocial support beyond the emergency period for people and communities affected by wildfire.

#00360Evaluate reproductive biotechnology under scientific and welfare controls

Test assisted reproduction and cryobiology for threatened species through staged, independently reviewed programs that protect animal welfare and support a defined recovery objective.

#00362Maintain adaptive fire, water and disaster contingency plans

Prepare species-specific thresholds, refuges, response roles and recovery actions before fires, droughts, storms, floods or other extremes threaten a small population.

#00361Identify climate refugia and evaluate assisted colonization

Map places likely to retain suitable future conditions, protect natural movement routes and assess assisted colonization only when unmanaged climate risk is greater than relocation risk.

#00363Maintain a sourced, versioned recovery ledger with common outcome metrics

Record recovery actions, costs, baselines, methods, outcomes, failures and revisions in a shared evidence system so conservation programs can compare and reuse reliable lessons.

#00376Use delayed antibiotic prescriptions for appropriate low-risk infections

Give selected low-risk patients a prescription to use only if symptoms persist or worsen, with clear safety-net instructions and rapid reassessment routes.

#00336Establish permanent wildfire prevention budgets

Protect recurring finance for maintenance, community preparedness, research and risk reduction before disasters occur.

#00364Fund multi-year outcomes and match projects with required expertise

Provide sustained, milestone-based funding and connect recovery teams with the technical, local, and operational expertise needed to deliver and maintain species outcomes.

#00280Support Indigenous and cultural fire stewardship

Return authority and durable resources to Indigenous and local practitioners who use place-based fire knowledge to care for fire-adapted landscapes.

#00282Use patch-mosaic burning to vary fuel age and continuity

Create a shifting pattern of burned and unburned patches so future fire encounters varied fuel ages while ecological refuges remain across the landscape.

#00331Use climate-adapted diverse restoration where recovery needs help

Restore sites that are not recovering with diverse, locally appropriate species and structures suited to plausible future climate and fire regimes.

#00388Build integrated One Health surveillance for antibiotic use and resistance

Connect standardized human, animal, food and environmental data on antimicrobial use and resistance so emerging threats and intervention effects can be detected and acted upon.

#00394Standardize matched bacteriophage therapy and quality-controlled manufacturing

Develop regulated phage libraries, rapid bacterial matching, stable manufacturing, and adaptive treatment protocols for infections that lack effective antibiotic options.

#00374Use WHO AWaRe targets in treatment guidance, formularies and procurement

Align treatment guidance, essential-medicine lists and purchasing with WHO Access, Watch and Reserve categories so first-line Access antibiotics are available and higher-risk products are controlled.

#00379Expand safe water, sanitation and hygiene to reduce infections and antibiotic demand

Provide reliable drinking water, sanitation, sewage treatment and handwashing infrastructure to interrupt infection transmission and reduce the need for antibiotics.

#00373Establish antimicrobial stewardship teams with prescribing audit and feedback

Create multidisciplinary stewardship teams that issue local treatment guidance, review prescribing, feed results back to clinicians and safely narrow or stop unnecessary antibiotics.

#00377Implement coordinated infection-control and outbreak-containment bundles

Combine hand hygiene, environmental cleaning, screening, isolation or cohorting, transfer alerts and central outbreak oversight to stop resistant bacteria spreading between patients and facilities.

#00375Combine rapid diagnostics with prescribing decision support

Integrate rapid pathogen or biomarker tests with clinical guidance, training and stewardship follow-up so results change antibiotic selection rather than merely add information.

#00380Expand microbiology and antibiotic susceptibility-testing networks

Build affordable laboratory networks that identify bacterial pathogens and susceptibility patterns quickly enough to guide individual treatment and local resistance policies.

#00384Prevent animal disease through vaccination, biosecurity and improved husbandry

Reduce routine antimicrobial demand by improving vaccination, hygiene, housing, stocking practices, nutrition, breeding and veterinary prevention in livestock and aquaculture.

#00378Expand vaccines that prevent infections and antibiotic demand

Increase coverage of existing vaccines (pneumococcal, Hib, influenza, rotavirus, typhoid) and develop new vaccines against high-burden bacterial pathogens to prevent resistant infections and cut antibiotic demand.

#00381Assure affordable access and reliable supply for appropriate antibiotics

Coordinate registration, procurement, quality assurance, forecasting and supply so patients can obtain effective Access and Reserve antibiotics without promoting uncontrolled use.

#00382End antimicrobial growth promotion and routine prophylactic use in food production

Prohibit medically important antimicrobials for growth promotion and routine group prophylaxis while preserving supervised treatment for animals that are genuinely ill.

#00383Benchmark farm antimicrobial use and require veterinary oversight

Collect farm-level antimicrobial sales and use data by species, farm, and indication; normalize for animal populations; provide confidential benchmarking to farmers and vets; and require review and improvement plans for persistent high users.

#00385Enforce science-based discharge limits for antibiotic manufacturing

Set enforceable antibiotic-residue limits for manufacturing wastewater and solid waste, require monitoring and audits, and make compliance part of procurement and regulatory approval.

#00386Add validated advanced treatment to high-risk wastewater systems

Use ozonation, activated carbon, advanced oxidation, membranes, or source-specific pretreatment at high-risk facilities after effective conventional treatment, with monitoring of antibiotic residues, resistant bacteria, resistance genes, and treatment by-products.

#00387Separate and safely manage antimicrobial-bearing medicines, manure and sludge

Keep unused medicines, contaminated manure, healthcare waste and treatment sludge out of uncontrolled drains, fields and dumps through collection, treatment and risk-based reuse rules.

#00391Delink antibiotic revenue from sales volume through subscription payments

Pay suppliers predictable amounts for the availability and public-health value of priority antibiotics rather than rewarding the number of doses sold.

#00393Develop new antibiotic classes with equitable-access conditions

Prioritize antibiotics with new targets or mechanisms against critical resistant pathogens and plan registration, manufacturing, supply and stewardship across income settings before approval.

#00389Finance national AMR plans with measurable targets and public reporting

Convert national AMR plans into costed, funded programmes with responsible agencies, annual milestones, outcome indicators and transparent reporting across sectors.

#00390Create an independent global evidence and accountability mechanism for AMR

Maintain an independent multidisciplinary body that synthesizes evidence, identifies gaps, evaluates progress and gives governments comparable guidance on effective AMR action.

05

Case studies documented

Arnaud Gissinger · since 2026 · Global

CommunityFix.org was designed and built solo as an open-source civic-tech project. The premise: the bottleneck in local problem-solving is not a shortage of ideas but the absence of a structured, shared place to record…

Self-funded (solo founder) · 2 sources

Arnaud Gissinger

PhagoBurn consortium and participating European burn centres · Region

PhagoBurn was a randomized, controlled phase 1/2 trial comparing a topical anti-Pseudomonas aeruginosa phage cocktail with standard care for infected burn wounds, conducted across multiple European burn units. Manufactu…

Median time to sustained reduction in bacterial burden47 hours with standard care144 hours with phage treatmenthours
Analysable participants with maximal bacterial burden2 of 13 with standard care6 of 12 with phage treatmentparticipants

2 sources

Arnaud Gissinger

NHS England and the National Institute for Health and Care Excellence · National

NHS England and NICE piloted fixed annual payments for access to cefiderocol and ceftazidime-avibactam, with value assessment designed to recognize preparedness and public-health benefits rather than prescription volume…

Antimicrobial products in the initial pilot2products

2 sources

Arnaud Gissinger

Denmark

Success

Statens Serum Institut, Technical University of Denmark and Danish authorities · National

Denmark established DANMAP in 1995 to monitor antimicrobial consumption and resistance across humans, food animals and food. Clinical laboratories, veterinary authorities and national health data contribute to annual in…

3 sources

Arnaud Gissinger

ARA Neugut wastewater treatment plant and Swiss research partners · City

The Neugut wastewater treatment plant near Zurich was Switzerland's first full-scale municipal ozonation installation. Researchers sampled effluent at three stages — conventional treatment, ozone treatment, and biologic…

1 source

Arnaud Gissinger

India

Failed

India Ministry of Environment, Forest and Climate Change and Central Pollution Control Board · National

In January 2020, India published draft environmental rules proposing concentration limits for residues of 121 antibiotics in treated effluent from bulk-drug and formulation facilities — a proposal that would have create…

2 sources

Arnaud Gissinger

Dutch government, Netherlands Veterinary Medicines Institute, veterinarians and livestock sectors · National

Beginning in 2009, the Netherlands combined national reduction targets with farm-level and veterinarian benchmarking, restrictions on critically important antibiotics, mandatory treatment plans and sector-specific anima…

Veterinary antibiotic sales2009 reference levelAlmost 70 percent lower in 2019relative change

3 sources

Arnaud Gissinger

China

Success

Government of China, veterinary authorities and food-animal producers · National

China banned colistin as a growth-promoting feed additive in 2017 after plasmid-mediated mcr-1 resistance was identified in animals, food and people. Researchers compared colistin use, resistant Escherichia coli and mcr…

2 sources

Arnaud Gissinger

Denmark

Partial

Danish government, livestock sectors and DANMAP partners · National

Denmark progressively ended antimicrobial growth promotion, beginning with specific products and followed by voluntary and regulatory withdrawal across major pig and poultry production. DANMAP (Danish Integrated Antimic…

2 sources

Arnaud Gissinger

Region

The WASH Benefits cluster-randomized trial evaluated household water, sanitation, handwashing, and nutrition interventions among young children in rural Bangladesh. A secondary analysis examined caregiver-reported antib…

Children using antibiotics at least once10 to 14 percent lower in intervention groupsrelative prevalence
Children using antibiotics multiple times24 to 35 percent lower in intervention groupsrelative prevalence

1 source

Arnaud Gissinger

United States immunization programmes, healthcare providers and public-health agencies · National

The United States introduced pneumococcal conjugate vaccination (PCV7, later expanded to PCV13) for children in 2000. Vaccination reduced invasive pneumococcal disease caused by vaccine serotypes — many of which were an…

Vaccine-serotype invasive pneumococcal disease in children90 percent decreasechange since vaccine introduction (2000)
Vaccine-serotype invasive pneumococcal disease in adults (indirect/herd protection)60 percent decreasechange since vaccine introduction (2000)

2 sources

Arnaud Gissinger

Israel

Success

Israel Ministry of Health and participating healthcare facilities · National

A clonal outbreak of carbapenem-resistant Klebsiella pneumoniae spread across Israeli hospitals during 2006 and was not controlled by local measures. In 2007 the Ministry of Health mandated physical separation of carrie…

Monthly incidence of new CRE cases55.5 at intervention start11.7 by May 2008cases per 100,000 patient-days

2 sources

Arnaud Gissinger

Sixteen general practices and University of Bristol research partners · Region

A randomized trial across 16 general practices in southwest England tested whether rapid multiplex microbiological point-of-care testing would reduce same-day antibiotic prescribing for children and adults with respirat…

Trial participants552patients
General practices enrolled16practices

1 source

Arnaud Gissinger

Vietnam

Partial

Vietnamese community health centres and research partners · National

Forty-eight community health centres in Vietnam were randomized to routine care or routine care with point-of-care C-reactive protein (CRP) testing for patients with non-severe acute respiratory infections. Testing was…

2 sources

Arnaud Gissinger

Finland

Success

Finnish public-health authorities and clinical professional bodies · National

After macrolide resistance in group A streptococci rose in Finland, national recommendations were issued by public-health authorities and clinical professional bodies to reduce macrolide use for respiratory and skin inf…

Macrolide consumption2.40 in 19911.38 in 1992defined daily doses per 1,000 inhabitants per day
Erythromycin-resistant group A streptococci16.5 in 19928.6 in 1996percent of isolates

1 source

Arnaud Gissinger

Sweden

Success

Swedish strategic programme against antibiotic resistance (Strama) · National

Sweden established Strama in 1995 as a national and regional collaboration for rational antibiotic use. Regional groups combine local treatment recommendations, surveillance, professional education, prescribing feedback…

Outpatient antibiotic prescriptions560 in 1992256 in 2025prescriptions per 1,000 inhabitants per year
Antibiotic prescriptions for children aged 0 to 41,328 in 1992349 in 2016prescriptions per 1,000 children per year

3 sources

Arnaud Gissinger

U.S. Fish and Wildlife Service and Red Wolf SAFE partners · Region

The U.S. Fish and Wildlife Service began releasing captive-bred red wolves at Alligator River National Wildlife Refuge in 1987. More than 60 adults were released from 1987 to 1994, wild breeding followed and the populat…

Adult red wolves released from 1987 to 1994more than 60individuals
Peak wild population reported in 2012about 120individuals

3 sources

Arnaud Gissinger

Michoacán University of Mexico, Goodeid Working Group, Re:wild and local partners · since 2022 · Region

Conservation breeders produced golden skiffia and prepared fish through pond and semi-natural mesocosm stages before release to the species' native Teuchitlán River. More than 1,000 fish were released in November 2022 w…

Golden skiffia released in November 20221000+individuals

3 sources

Arnaud Gissinger

Sihek Recovery Program, U.S. Fish and Wildlife Service, The Nature Conservancy and zoological partners · since 2024 · Region

Nine captive-bred sihek (Guam kingfisher) arrived at predator-free Palmyra Atoll in September 2024 for a conservation introduction. Six were initially released after an acclimation period; subsequent monitoring confirme…

Birds transferred to Palmyra Atoll9individuals
Birds initially released in September 20246individuals

3 sources

Arnaud Gissinger

Chester Zoo within the international Socorro dove breeding program · City

Chester Zoo maintains and breeds Socorro doves as part of an international coordinated program after the species became extinct in the wild. Eight chicks hatched at the zoo in 2025, adding genetically managed birds to t…

Socorro dove chicks hatched at Chester Zoo in 20258individuals

2 sources

Arnaud Gissinger

Government of Mexico with fishing communities and conservation partners · Region

PACE-Vaquita sought to eliminate vaquita bycatch by enforcing gillnet restrictions, withdrawing fishing effort, testing alternative gear and compensating fishers. The IUCN Cetacean Specialist Group reports that 230 arti…

Artisanal boats withdrawn from fishing230boats
Artisanal boats participating in gear replacement105boats

$26M · Government of Mexico conservation expenditure reported before 2015 · 3 sources

Arnaud Gissinger

Ninh Bình Forest Protection Department, community rangers, Endangered Primate Rescue Center and Fauna & Flora partners · Region

Van Long Nature Reserve protects the largest known population of Delacour's langur through reserve management coordinated between the Ninh Bình Forest Protection Department, community-led patrol teams (including former…

Estimated Delacour's langurs in Van Long Nature Reserve120individuals

3 sources

Arnaud Gissinger

New Zealand Department of Conservation Kākāpō Recovery Programme, Ngāi Tahu and partners · Region

The Kākāpō Recovery Programme moved the remaining birds to predator-free islands and manages breeding, genetics, health, nests and habitat intensively. New Zealand sources report that the known population increased from…

Known population51 in 1995236 in February 2026individuals

3 sources

Arnaud Gissinger

Antiguan Racer Conservation Project and local and international partners · Region

Invasive rats were eradicated from Great Bird Island and additional offshore islands, after which Antiguan racers were translocated to establish populations on restored sites. The species had been reduced to an estimate…

Estimated population before recovery work51Doubled within two years of rat removalindividuals
Additional offshore islands receiving reintroductions3islands

3 sources

Arnaud Gissinger

South Africa Tortoise Conservation Trust, Turtle Conservancy and Rainforest Trust · Region

The partners established the Geometric Tortoise Preserve in 2015 to secure a large remaining population and its renosterveld habitat. Rainforest Trust reports that the preserve now covers 898 acres and was created to sa…

Habitat reported protected898acres
Share of species population the preserve was created to safeguard80percent

2 sources

Arnaud Gissinger

EUMETSAT Satellite Application Facility on Land Surface Analysis · since 2025 · Region

The Meteosat Third Generation (MTG) Fire Radiative Power (FRP) product delivers active-fire observations over Europe and Africa at 1 km spatial resolution with 10-minute observation frequency and ~20-minute delivery lat…

Spatial resolution1km
Observation frequency10minutes

2 sources

Arnaud Gissinger

PROBOTEK and Huawei partners · since 2022 · Neighborhood

A pilot in Syngrou Forest combined 5G connectivity, ground sensors, drones and AI for early wildfire warning. Publicly available evidence is largely implementer-reported and does not establish changed dispatch or contai…

1 source

Arnaud Gissinger

XPRIZE Wildfire finalist teams with the University of Alaska Fairbanks · since 2026 · Region

XPRIZE finalists field-tested autonomous end-to-end systems in rural Alaska (Nenana) to detect, locate, and suppress test ignitions without human intervention, in partnership with the University of Alaska Fairbanks. The…

1 source

Arnaud Gissinger

Maui County and Hawaii emergency-management agencies · since 2023 · City

During the 2023 Lahaina fire, the emergency alert system failed to deliver timely, redundant warnings under extreme wind-driven conditions. Outdoor warning sirens were not activated; power and telecommunications outages…

2 sources

Arnaud Gissinger

Australian building regulators, states and local authorities · National

Australia applies bushfire construction requirements under AS 3959 to new buildings in designated bushfire-prone areas. The standard sets construction requirements based on a Bushfire Attack Level (BAL) rating assigned…

1 source

Arnaud Gissinger

Australian state land and fire-management agencies · Region

Hazard-reduction burning is conducted in southern Australian forests by state land and fire-management agencies to reduce fuels and improve suppression opportunities. Effectiveness is constrained by extreme weather cond…

2 sources

Arnaud Gissinger

Indigenous ranger groups and carbon businesses under Australian savanna fire methods · Region

Indigenous ranger groups apply carefully timed early dry-season burning across northern Australia to reduce large, high-intensity late-season fires. Projects generate verified carbon credits (ACCUs) under the Australian…

Current project area34.9million hectares
Indigenous-led emissions abatement since 201211.1million tonnes CO2-e

2 sources

Arnaud Gissinger

Australian state, territory and Commonwealth emergency services with international assistance · since 2019 · Region

During the 2019–2020 Black Summer fires, Australian state, territory and Commonwealth emergency services activated cross-jurisdictional and international mutual aid. Despite pre-existing arrangements, the simultaneous,…

1 source

Arnaud Gissinger

South African conservation agencies and land managers · Region

Fynbos conservation practice shifted from broad fire exclusion toward active ecological fire management, including prescribed burning at locally appropriate intervals. Constrained burn windows, invasive plant encroachme…

2 sources

Arnaud Gissinger

South African Department of Forestry, Fisheries and the Environment through Working on Fire · National

Working on Fire combines public employment, trained wildfire crews, preparedness and integrated fire-management services across South Africa. The program is long-running and operational, but national fire outcomes depen…

2 sources

Arnaud Gissinger

Ukuvuka Operation Firestop partnership · Region

Ukuvuka Operation Firestop was a multi-year partnership established after severe Cape Peninsula fires to integrate invasive alien vegetation control, fire management, and community coordination across the landscape. It…

2 sources

Arnaud Gissinger

Indonesian Peatland Restoration Agency and successor institutions with regional partners · National

Following the 2015 peat-fire crisis, Indonesia established a dedicated Peatland Restoration Agency to implement canal blocking, rewetting, and community-based restoration across priority peatland regions. Implementation…

2 sources

Arnaud Gissinger

Riau peatland communities with government and research partners · Region

In Riau Province, community peatland patrol and water-monitoring programmes have been implemented with government and research partners. Effectiveness depends heavily on whether hydrological management, land tenure clar…

1 source

Arnaud Gissinger

Indonesia

Failed

Indonesian land, peat and fire-management institutions before and during the 2015 crisis · since 2015 · National

During and before the 2015 fire crisis, drainage of peatlands remained widespread across Indonesia. Hydrological restoration was not implemented at the landscape scale required to prevent persistent smoldering peat fire…

1 source

Arnaud Gissinger

Federal University of Minas Gerais partners and participating conservation units · Region

A near-real-time web system combines satellite hot pixels, fuel condition, and simulation to predict fire spread across the Cerrado, with higher-resolution use in participating conservation units. Independent evidence o…

2 sources

Arnaud Gissinger

Brazilian environmental agencies using INPE monitoring systems · Region

Brazil's DETER near-real-time satellite alert system (operated by INPE) targets environmental enforcement in the Amazon by routing alerts to field enforcement teams who conduct inspections, impose fines, issue embargoes…

2 sources

Arnaud Gissinger

Brazil

Ongoing

Government of Brazil with states, municipalities, civil society and traditional communities · since 2024 · National

Brazil enacted Law 14,944 on 2024-07-31 to establish a National Integrated Fire Management Policy. The law formally recognises ecological and traditional fire use, prevention, response, recovery, shared governance acros…

2 sources

Arnaud Gissinger

Forest owners and Chilean fire-management authorities · since 2017 · Region

During the January 2017 Chilean megafires, plantation and mixed landscapes in central and south-central Chile burned at a scale that existing edge treatments, fuel breaks, and fire-response arrangements could not contai…

1 source

Arnaud Gissinger

Chile's National Disaster Prevention and Response Service (SENAPRED) and local authorities · since 2024 · Region

Chile's SAE emergency alert system issued evacuation messages during the February 2024 Valparaíso fires, but high loss of life prompted the government to commission an external investigation into whether the system prov…

2 sources

Arnaud Gissinger

Canadian and United States air-quality and public-health agencies · since 2023 · Region

During Canada's 2023 wildfire season, Canadian and U.S. air-quality and public-health agencies coordinated monitoring, forecasts, and health messaging across the border as smoke plumes crossed jurisdictions. The respons…

2 sources

Arnaud Gissinger

Canada

Ongoing

Indigenous communities with Parks Canada and Natural Resources Canada partners · National

Indigenous-led cultural burning initiatives in Canada operate through partnerships with Parks Canada and Natural Resources Canada. Governance and land access barriers remain active challenges; programs are context-speci…

2 sources

Arnaud Gissinger

Canada

Ongoing

FireSmart Canada and participating communities · National

FireSmart Canada provides a national framework covering community, neighborhood, parcel, and building-level wildfire resilience measures. Implementation is delivered locally by participating communities and varies by pr…

Arnaud Gissinger

California Governor's Office of Emergency Services and CAL FIRE · Region

California's Wildfire Mitigation Program, administered by the California Governor's Office of Emergency Services and CAL FIRE, funds community-scale home hardening and defensible-space work with a focus on socially vuln…

2 sources

Arnaud Gissinger

Butte County and local emergency authorities · since 2018 · City

The Camp Fire (November 8, 2018) triggered a mass evacuation of Paradise, Concow, and Magalia through a limited road network while wind-driven fire and long-range spotting rapidly overtook the area. The evacuation syste…

1 source

Arnaud Gissinger

Ramats de Foc network with shepherds and fire-management partners · Region

Ramats de Foc connects livestock grazing with strategically selected vegetation management and markets products associated with fire prevention, operating as an ongoing network in Catalonia rather than a completed proje…

1 source

Arnaud Gissinger

GRAF, Fire and Forestry Actions Support Group of the Catalan Fire Service · Region

Catalonia's GRAF (Fire and Forestry Actions Support Group) integrates specialist fire-behaviour analysis, strategic decision-making, and field operations within the Catalan Fire Service. The unit is embedded in the inci…

Arnaud Gissinger

Greek civil protection and local authorities · since 2018 · City

The 2018 Mati wildfire (July 23, 2018) killed over 100 people, exposing critical failures: no effective public warning was issued before roads became impassable, evacuation coordination between civil protection and loca…

Arnaud Gissinger

Portugal

Ongoing

Portuguese Integrated Rural Fire Management System · National

Portugal reorganized wildfire governance following the catastrophic 2017 fires, establishing an integrated system covering prevention, preparedness, response and recovery. The reform is national in scope and ongoing, wi…

1 source

Arnaud Gissinger

Portuguese civil protection and local authorities · since 2017 · Region

During the June 2017 Pedrógão Grande fire, evacuation and road-safety arrangements failed to protect residents from a fast-moving fire. People died while attempting to escape on designated routes, exposing critical gaps…

1 source

Arnaud Gissinger

French fire and forest services · Region

The 2026 Fontainebleau fire tested detection and initial attack in a region historically less prepared for large wildfire than Mediterranean France. Containment, loss, and response evaluations remain incomplete.

1 source

Arnaud Gissinger

French civil protection services with European mutual assistance · Region

The 2022 Gironde and Landes fires triggered a mutual-aid deployment involving French civil protection services and European assistance to manage a large-scale wildfire event requiring mass evacuation. European mutual-ai…

2 sources

Arnaud Gissinger

Great Man-Made River Authority (Libyan state) · since 1984 · National

The Great Man-Made River, begun in 1984, is a roughly $25bn network pumping fossil water from the Nubian Sandstone Aquifer across hundreds of kilometres of desert to coastal cities. Before 2011 about 70% of Libyans depe…

Capital cost~25billion USD
Share of Libyans dependent before 2011~70% of population

$25B · Libyan state

Arnaud Gissinger

Utah, USA

Inconclusive

Utah Division of Water Resources with contracted seeding operators · Region

Utah has run a statewide winter cloud seeding program since the 1970s, operated by the Utah Division of Water Resources with contracted seeding operators, and expanded funding substantially in 2023 amid Colorado River s…

Claimed precipitation increaseUnverified per GAO5–15% (program claim)% precipitation
GAO finding on statistical significance of program effectsOften statistically indistinguishable from zero

State of Utah, with expanded appropriations in 2023

Arnaud Gissinger

France

Partial

French government with the six agences de l'eau · since 2023 · National

Plan Eau, announced 30 March 2023 after the 2022-23 droughts left hundreds of communes on emergency water measures, set 53 measures, a national target of minus 10% withdrawals by 2030, and 1,000 wastewater-reuse project…

Measures operational at 3-year bilan53 measures announced77%% of measures
Funding deployed by agences de l'eau1.39billion EUR

Agences de l'eau (1.39bn EUR deployed) and Aquapret subsidized loans (4.3bn EUR mobilised); 2026 funding 40M EUR short of the 475M EUR/yr pledge

Arnaud Gissinger

SEDEMA (Mexico City environment ministry) with Isla Urbana and local installers · since 2019 · City

The Cosecha de Lluvia program, run by SEDEMA (Mexico City's environment ministry), scaled the citizen-designed Isla Urbana kit (Tlaloque first-flush separator, cistern, and filters) with public subsidy: approximately 62…

Subsidized systems installed 2019-2023~62,700systems
Program cost per system~1,100USD

$70M · Mexico City government subsidy, ~US$70M over 2019-2023 · 1 source

Arnaud Gissinger

Los Angeles County Flood Control District (Safe Clean Water Program) and LADWP · since 2018 · Region

Measure W, the Safe Clean Water Program, passed in November 2018 with ~69% voter support, creating a ~$280M/yr parcel tax on impermeable area, hypothecated to stormwater capture and quality projects. By 2024 more than $…

Voter support for Measure W (2018)~69%% of vote
Annual dedicated revenue~280million USD/yr

Measure W hypothecated parcel tax on impermeable area, ~$280M/yr · 1 source

Arnaud Gissinger

Coop de l'eau 79 (irrigator cooperative), with state permitting · since 2022 · Region

The Deux-Sevres program comprises 16 winter-filled substitution reservoirs built by the Coop de l'eau 79, with approximately 70 percent public funding (total program cost figures around 76 million EUR circulate but are…

Reservoirs in program16reservoirs
Sainte-Soline reservoir capacity627,868m3

Approximately 70 percent public funding; circulating total cost figures around 76 million EUR are unverified

Arnaud Gissinger

Tribunal de las Aguas de la Vega de Valencia: eight elected farmer-judges representing the nine canal communities of the huerta · Region

The Tribunal de las Aguas de la Vega de Valencia has operated continuously for over 1,000 years since al-Andalus. Every Thursday at the door of Valencia cathedral, eight farmer-judges elected by peers from nine canal co…

Continuous operationmore than 1,000years
Irrigator members governed11,691members

Self-sustained by the irrigator communities; proceedings are free to users · 1 source

Arnaud Gissinger

Poseidon Water with San Diego County Water Authority · since 2015 · Region

The Carlsbad plant (December 2015) is the largest SWRO facility in the Western Hemisphere at 50 MGD, built for about $1 billion under a 30-year take-or-pay purchase agreement with San Diego County Water Authority. It de…

Plant capacity50MGD
Cost of water in 2025~3,500USD per acre-foot

$1B · Private finance repaid through a 30-year take-or-pay purchase agreement

Arnaud Gissinger

Victorian Government with AquaSure PPP consortium · since 2012 · Region

The Victorian Desalination Plant was procured at the height of the Millennium Drought via a PPP with AquaSure consortium. Capital cost blew out to ~A$4bn; on completion in 2012 it went straight into standby and delivere…

Capital cost~4billion AUD
Availability payment regardless of orders~608M/yr (~A$18-19bn over 27 years)AUD

A$4B · Public-private partnership with fixed availability payments of ~A$608M/yr over 27 years

Arnaud Gissinger

ASA (Articulacao Semiarido Brasileiro), a network of approximately 3,000 civil-society organizations · since 2003 · Region

The Programa Um Milhao de Cisternas (P1MC) has been building standardized 16,000 litre roof-catchment cisterns for families across the Brazilian Semiarido since 2003, delivered by the ASA network of about 3,000 civil-so…

Cisterns built by 20221,146,210cisterns
Diarrhea risk reduction (peer-reviewed)73percent

Brazilian federal funding channeled through the ASA civil-society network; current cost approx. R$5,000 to 6,000 per cistern · 3 sources

Arnaud Gissinger

Israel Water Authority with private BOT concessionaires · since 2005 · National

Israel built five-plus mega SWRO plants from 2005 onward, now supplying roughly 80–90% of municipal freshwater. Competitive BOT tenders with private concessionaires drove world-record low prices (Sorek B at ~$0.41/m³).…

Share of municipal freshwater from desalination~80-90%% of supply
Record tender price (Sorek B)~0.41USD/m3

Competitive build-operate-transfer tenders with private finance

Arnaud Gissinger

US Occupational Safety and Health Administration (OSHA), proposed Heat Injury and Illness Prevention rule · since 2024 · National

Documents the failure of the federal regulatory route to outdoor-worker heat protection in the United States. OSHA published a proposed Heat Injury and Illness Prevention rule (NPRM) in August 2024 and held public heari…

Federal heat standard in forceNPRM published August 2024, hearings June–July 2025None as of July 2026; supplemental NPRM slated for December 2026regulatory status
States preempting local heat protections while federal rule stalls2 (Florida HB 433, Texas)states

US federal budget (OSHA rulemaking) · 1 source

Arnaud Gissinger

NGOs and donors with local communities (96 percent of dams donor-funded) · since 1995 · Region

Kitui County hosts over 1,000 sand dams built since the 1990s across seasonal riverbeds — the world's densest concentration — making it the best-documented test case for sand dam performance at scale. Independent survey…

Sand dams in Kitui Countymore than 1,000dams
Surveyed dams supplying no water in dry periods (Frontiers in Water 2021)65 percent of 52dams

Overwhelmingly donor grants (96 percent donor-funded) · 2 sources

Arnaud Gissinger

El Paso Water · since 2025 · City

El Paso Water broke ground on the Pure Water Center on 27 February 2025: the first US municipal direct-to-distribution potable reuse plant, sending 10 MGD of purified water straight into the distribution network with no…

Direct-to-distribution capacity10MGD
Project cost escalation$110M estimate (2012)$295M at 2025 groundbreakingUSD

$295M · El Paso Water

Arnaud Gissinger

Spain

Partial

Government of Spain (Royal Decree-law 4/2023), enforced through the labour inspectorate · since 2023 · National

Spain adopted Royal Decree-law 4/2023 following the heatstroke death of street sweeper Jose Antonio Gonzalez in Madrid in July 2022. The decree requires outdoor work to be adapted during extreme heat episodes and allows…

Spanish state budget (labour inspectorate)

Arnaud Gissinger

Campesino communities with Aquafondo, The Nature Conservancy and CONDESAN · since 2015 · Region

Amunas are pre-Inca infiltration canals in the Peruvian highlands that divert wet-season streamflow onto permeable slopes, where water infiltrates and resurfaces downslope months later, extending dry-season availability…

Amunas rehabilitated86km
Estimated annual rechargemore than 15 millionm3/yr

MERESE mechanism: approximately 1 percent of Lima water tariffs earmarked for upstream ecosystem services · 1 source

Arnaud Gissinger

Qatar

Success

Qatar Ministry of Labour, with the International Labour Organization; thresholds informed by FAME Lab field research · since 2021 · National

Qatar's 2021 Ministerial Decision, developed with the ILO after FAME Lab field research on worker heat strain, created a national outdoor-work heat regime combining a clock-hour ban (10:00–15:30, June 1–September 15) wi…

Recorded occupational heat-stress injuries1,372 (2019)351 (2022)injuries per year
Enforcement intensity (single June)4,400 inspections, 269 site closuresinspections

Government of Qatar, with ILO technical cooperation

Arnaud Gissinger

City of San Diego Public Utilities (Pure Water San Diego) · since 1999 · City

San Diego's 1990s water repurification project was killed in 1999 by 'toilet to tap' talk-radio framing after failing to secure public acceptance. From ~2011, the city rebuilt the case using a demonstration facility, th…

Public support for potable reuse~26%>70%% support
Phase 1 capacity under construction30MGD

$1.7B · City funds plus federal WIFIA loan ($614M) within a ~$1.7bn+ Phase 1

Arnaud Gissinger

Paani Foundation (Satyamev Jayate Water Cup) with participating villages · 2016–2019 · Region

From 2016 to 2019 the Paani Foundation ran the Satyamev Jayate Water Cup: 45-day competitions in which villages raced to build watershed structures (contour trenches, bunds, ponds) through shramdaan (voluntary labor). P…

Villages participating in Water Cup116 (2016)approx. 4,400 (2019)villages
Claimed water storage created (promoter figure, no independent statewide evaluation)approx. 55 billionlitres

Paani Foundation with village voluntary labor (shramdaan); parallel state program Jalyukt Shivar spent approx. Rs 9,634 crore of public funds

Arnaud Gissinger

Toowoomba City Council (Water Futures proposal) · since 2006 · City

At the height of the Millennium Drought, Toowoomba City Council's Water Futures proposal would have added indirect potable reuse supplying ~25% of the city's water for ~A$68M. The council put it to a referendum on 29 Ju…

Referendum result62% No, 38% Yes% of vote
Proposed reuse share of supply~25% of supply

A$68M · 1 source

Arnaud Gissinger

Tarun Bharat Sangh (TBS) with village communities; led by Rajendra Singh · since 1985 · Region

Since 1985, Tarun Bharat Sangh facilitated village-built earthen recharge ponds (johads) across Alwar district, Rajasthan. The model requires 25–33% village labor/cash contribution per structure to anchor ownership. Typ…

Structures examined by independent Sida evaluation (2003)576structures
Cost per johad30,000 to 100,000INR

NGO and donor funds with 25 to 33 percent village contribution per johad · 1 source

Arnaud Gissinger

Metropole de Lyon, ville permeable program · since 2020 · City

Since 2020 the Metropole de Lyon has run a "ville permeable" (permeable city) program, systematically disconnecting surfaces from the sewer network or depaving them so rain infiltrates where it falls. By 2025, 255 hecta…

Area disconnected from sewers or depaved0 ha (2020)255 ha by 2025, target 400 ha by 2030hectares
2025–27 program contract value286 million EUR total, 53.9 million EUR from Agence de l'Eau RMC, covering 190 actionsEUR

€286M · Metropole de Lyon, with 53.9 million EUR co-financing from the Agence de l'Eau Rhône Méditerranée Corse for the 2025–27 contract

Arnaud Gissinger

City of Portland (Cooling Portland) with Community Distribution Partners (housing providers, community-based organizations) · since 2022 · City

Cooling Portland was created after the June 2021 heat dome, in which 72 people died in Multnomah County, mostly older people living alone without air conditioning. Funded by the Portland Clean Energy Community Benefits…

Cooling devices distributed statewide since 2021 (including state programs)40000devices
Additional households targeted through 2026 with new allocation10000households

$10.3M · Portland Clean Energy Community Benefits Fund (PCEF); additional $10.3 million allocated to reach 10,000 more households through 2026

Arnaud Gissinger

Water Corporation of Western Australia · since 2017 · Region

Perth's Groundwater Replenishment Scheme at Beenyup recharges advanced-treated wastewater into deep aquifers for later drinking-water abstraction, the Southern Hemisphere's first such scheme. Capacity was doubled to 28…

Aquifer recharge capacity28 GL/yr after 2022 doublingGL/yr
Public support after trial and tours~70%% support

Water Corporation / WA state; stage 2 expansion ~A$262-320M · 2 sources

Arnaud Gissinger

Singapore

Success

PUB, Singapore's National Water Agency · since 2003 · National

NEWater, launched in 2003, is Singapore's branded high-grade reclaimed water produced through microfiltration, reverse osmosis, and UV disinfection. Five plants meet up to 40% of national demand, routed primarily to ind…

Share of national water demand met by NEWater40% of demand
NEWater plants in operation5plants

Government of Singapore / PUB · 1 source

Arnaud Gissinger

Chinese national government Sponge City Program (30 pilot cities from 2015), including Zhengzhou municipal government · since 2015 · National

China's Sponge City Program launched in 2015 with 30 pilot cities and over RMB 1 trillion (~140 billion USD) in cumulative national spending, deploying permeable surfaces, rain gardens and green infrastructure at scale.…

Number of pilot cities30
Cumulative national program spending1000000000000CNY

CN¥1T · Chinese central and municipal government; cumulative national spending over RMB 1 trillion (about 140 billion USD) · 1 source

Arnaud Gissinger

SEMAPA (municipal utility) with citizen board seats; self-built water committees in Zona Sur · since 2000 · City

Cochabamba is a critical cautionary case: in 2000 the 'water war' expelled the Bechtel-led concession after tariff hikes, and SEMAPA returned to public control with citizen seats on its board. Fifteen or more years late…

Non-revenue water at SEMAPA, 15+ years after remunicipalization~40-50%percent
Water price paid by tanker-dependent Zona Sur households vs. network price5-10x network pricesmultiple of network price

Municipal utility revenues; community self-funding for Zona Sur water committees · 1 source

Arnaud Gissinger

Wiener Stadtgaerten (MA 42, City of Vienna parks department) with Raintime GmbH · since 2020 · Neighborhood

In 2020 Vienna converted Esterhazypark into its first Cooling Park, combining a misting Coolspot pavilion and mist showers (delivered with Raintime GmbH), depaving, 8,600+ perennials, and a 400+ m² green wall on the par…

Local cooling effectup to 6 °C (city/vendor figure; unverified)°C
Green wall on flak tower400+

City of Vienna · 1 source

Arnaud Gissinger

Eau de Paris (municipal regie), City of Paris · since 2010 · City

On 1 January 2010 the City of Paris replaced its Veolia and Suez water distribution contracts with a single municipal regie, Eau de Paris. The regie cut prices 8% in 2010–11, invested 560 million EUR in the network and…

Estimated annual gains from remunicipalization~35 million EUR/yr (operator's own figure, partly debated as accounting-perimeter effects)EUR/yr
Water price change at transition-8%percent

Water tariff revenues retained within the public regie · 1 source

Arnaud Gissinger

Million Cool Roofs Challenge (10 grantee teams across 10 countries); winner Cool Roofs Indonesia led by Beta Paramita, Universitas Pendidikan Indonesia · since 2019 · Global

The Million Cool Roofs Challenge (2019–2022) awarded 125,000 USD grants to 10 teams across 10 countries to scale reflective roof coatings, funded by the Kigali Cooling Efficiency Program (Clean Cooling Collaborative) wi…

Roof area coated, all teams~1,100,000 (approx. 250,000 small roofs)m2
Winner deployment (Cool Roofs Indonesia)70 buildings across 15 cities

$2M · Philanthropic: Kigali Cooling Efficiency Program (Clean Cooling Collaborative), 2,000,000 USD total disbursed as 125,000 USD grants to 10 teams

Arnaud Gissinger

City of Phoenix Office of Heat Response and Mitigation and Maricopa County, with regional cooling and respite partners · since 2024 · Region

A turnaround case for how cooling and respite sites are run, not just where they are. Through 2023, the region's cooling centers were largely daytime-only, and they failed the population at highest risk: heat deaths in…

Annual heat-associated deaths, Maricopa County645 (2023), about half among people experiencing homelessness608 (2024), 430 (2025, final county report)deaths per year
Share of 2025 heat deaths among people experiencing homelessness48 percentpercent

City of Phoenix and Maricopa County budgets

Arnaud Gissinger

Mahila Housing Trust, delivering through women's Community Action Groups; residents paint their own roofs · City

Since roughly the mid-2010s, the Mahila Housing Trust has run a women-led cool roofs program in which residents of informal settlements paint their own roofs with solar-reflective paint. Delivery runs through women's Co…

Roofs painted20,000+homes
Indoor temperature reduction (RCT benchmark, Burkina Faso companion trial)1.2–1.7°C

Mahila Housing Trust programs with household participation; per-roof cost of a few thousand rupees

Arnaud Gissinger

ECODES (Fundacion Ecologia y Desarrollo) with the City of Zaragoza · since 1996 · City

Zaragoza's "Water Saving City" program was launched in 1996 by ECODES (Fundacion Ecologia y Desarrollo) with the City of Zaragoza and EU LIFE funding. The program combined mass public awareness campaigns, a catalog of 5…

Per-capita consumptionL/person/day result: 105 (2010), ~94 (2019) baseline: 180 (1980)
Per-capita consumptionL/person/day result: 105 (2010), ~94 (2019) baseline: 180 (1980)

EU LIFE program funding plus the City of Zaragoza · 1 source

Arnaud Gissinger

Barcelona City Council (Ajuntament de Barcelona); school conversions under EU project GBG_AS2C · since 2020 · City

Barcelona designated existing public buildings (libraries, schools, museums, civic centers, parks facilities, and pharmacies) as free climate shelters kept at or below 26 C, with drinking water and accessibility standar…

Climate-shelter sites in the network70 sites (2020)368 (2024); over 500 (2026)sites
Residents within a 10-minute walk of a shelter98percent

€4M · Municipal budget; school conversions co-funded by 3.99 million EUR ERDF (EU project GBG_AS2C) · 3 sources

Arnaud Gissinger

Giesskannenheld:innen (watering-can heroes), a citizen initiative in Essen, with utility partnerships for water supply · since 2023 · Neighborhood

Founded in July 2023, Giesskannenheld:innen (watering-can heroes) organizes Essen residents to adopt drought-stressed street trees and water them through dry spells. The logistical backbone is a network of 1,000-litre p…

Public water tank capacity1,000 litres per tank, refilled via utility partnerships
Geographic replicationModel adopted in Soest

Grants and crowdfunding; water tank refills provided through utility partnerships · 1 source

Arnaud Gissinger

Southern Nevada Water Authority (SNWA) · since 2002 · Region

Southern Nevada is the reference case for demand management run as a permanent institution rather than a crisis response. Since 2002, under pressure from the Colorado River's long-term decline, SNWA has built a standing…

Per-capita water use, 2002 to 2025-58%percent
Turf removed via rebates250 million sq ftsq ft

SNWA ratepayer-funded rebate and conservation programs

Arnaud Gissinger

Government of Türkiye (national campaign, volunteer planters); survival monitoring by forestry union Tarim Orman-Is (chair Sukru Durmus) · since 2019 · National

On 11 November 2019, the Government of Türkiye planted 11 million saplings in a single day, setting a Guinness world record (most trees planted in one hour at the Çorum site), executed largely by volunteer planters. Wit…

Saplings planted in one day11,000,000saplings
Sapling survival rate (union field checks, months post-planting)11,000,000 planted~10% surviving (90% dead per union; contested — government claimed 95% healthy; no independent audit conducted)

Government of Türkiye

Arnaud Gissinger

India

Failed

Indian state and city governments (over 100 heat action plans adopted across the country) · National

After Ahmedabad's 2013 Heat Action Plan showed peer-reviewed mortality benefits, over 100 Heat Action Plans (HAPs) proliferated across India by 2023, mostly copying the Ahmedabad document without its coalition, accounta…

Heat action plans adopted nationallyover 100 by 2023plans
Funding channel for HAP implementationHeat not a notified disaster under Indian lawNo standard disaster funding applies

Largely unfunded: heat is not a notified disaster in India, so no standard disaster funding channel applies to heat action plans

Arnaud Gissinger

Ahmedabad Municipal Corporation with IIPH Gandhinagar and NRDC; Mahila Housing Trust for ASHA training · since 2013 · City

The ASHA outreach layer is the social core of the Ahmedabad Heat Action Plan, South Asia's first, launched in 2013. ASHA community health workers, already embedded in the city's informal settlements, were trained to con…

Avoided deaths per year, Heat Action Plan overall (Hess et al. 2018)Pre-plan mortality relationships (baseline period before May 2010 heatwave)~1,190deaths avoided per year
Mortality reduction on days at or above 45°C (Hess et al. 2018)Pre-plan mortality on such days27percent reduction

Philanthropy-seeded plan run through Ahmedabad Municipal Corporation and partners · 1 source

Arnaud Gissinger

Generalitat de Catalunya (Catalan Water Agency) and metropolitan utilities · 2021–2024 · Region

Catalonia's 41-month drought (2021–2024, reservoirs below 16%) demonstrates a statutory, staged emergency demand management framework applied to ~6 million people. A drought decree escalated through pre-defined stages,…

Municipal cap under Feb 2024 emergency declaration200L/person/day
Agricultural water allocation cut-80percent

Catalan government; 2.3 billion EUR resilience plan launched post-emergency

Arnaud Gissinger

Freetown City Council, Chief Heat Officer Eugenia Kargbo, under Mayor Yvonne Aki-Sawyerr · since 2021 · City

Freetown appointed Africa's first Chief Heat Officer, Eugenia Kargbo, in 2021, under Mayor Yvonne Aki-Sawyerr. The signature intervention is market shade covers in three markets, co-designed with the market women who wo…

Weather monitoring stations installed0 city weather stations2stations
Markets with co-designed shade covers3markets

Arsht-Rockefeller Chief Heat Officer program seeded the post; World Bank funded the first weather stations; donor funding is the binding constraint on scaling

Arnaud Gissinger

Communes and intercommunal water services, with the Préfecture des Pyrénées-Orientales · since 2023 · Region

In April 2023, four villages (~3,000 residents) in Pyrénées-Orientales were placed under a tap water drinking ban when their shared well fell to 30 cm above the pump intake. Emergency response was improvised: free bottl…

Residents under tap water drinking ban3000people
Well level above pump at crisis point30cm

Communal budgets, département and agence de l'eau support; emergency bottled water provided free to residents · 1 source

Arnaud Gissinger

City of Athens, Chief Heat Officer (Eleni Myrivili 2021–2023, Elissavet Bargianni since 2023) · since 2021 · City

Athens appointed Europe's first Chief Heat Officer (Eleni Myrivili) in 2021 under the Arsht-Rockefeller Chief Heat Officer program; Elissavet Bargianni has held the post since 2023. The office introduced a health-based…

Annual office budget120000EUR per year
Cooling center visits, summer 202335000+visits

€120K · City of Athens budget (approximately 120,000 EUR per year); CHO post seeded under the Arsht-Rockefeller Chief Heat Officer program; physical project work leverages EU and philanthropic funding

Arnaud Gissinger

Orange County Water District and Orange County Sanitation District · since 2008 · Region

The Groundwater Replenishment System (GWRS) in Orange County purifies secondary-treated wastewater through a multi-barrier train (microfiltration, reverse osmosis, UV/AOP) and injects it into the local groundwater basin…

Purification capacity70 MGD at 2008 startup130 MGD (~492,000 m³/day) after 2023 expansionMGD
Total capital investment>900million USD

$900M · Layered federal and state financing plus district funds · 1 source

Arnaud Gissinger

Chennai Metropolitan Water Supply and Sewerage Board and Tamil Nadu state government · 2019 · City

Chennai in June 2019 illustrates what happens when a megacity reaches Day Zero with no meaningful pre-crisis demand management in place. The city's four main reservoirs fell to roughly 0.1 percent of capacity. There was…

Four main reservoirs at crisis depth~0.1%percent of capacity
Piped supply~830 MLD~525 MLDMLD

Tamil Nadu state and municipal budgets (water train alone roughly 650 million rupees) · 1 source

Arnaud Gissinger

City of Windhoek / Windhoek Goreangab Operating Company · since 1968 · City

Windhoek pioneered direct potable reuse in 1968, making it the world's first city to return purified wastewater directly to its drinking supply. The New Goreangab plant (2002) produces about 21,000 m³/day, supplying rou…

Share of city water supplied by potable reuse0% (1968)~25% normally, up to 35% in drought% of supply
New Goreangab plant capacity~21,000m3/day

City of Windhoek; DPR II expansion backed by KfW (~$43M)

Arnaud Gissinger

City of Philadelphia Department of Public Health with the Philadelphia Corporation for Aging (PCA Heatline) · since 1995 · City

In 1995 Philadelphia launched the first Hot Weather-Health Watch/Warning System in the United States, with alert triggers calibrated on the city's own mortality-weather history. A declared heat emergency activates the H…

Lives saved 1995-98 (Ebi et al. 2004)expected heat mortality without the system117deaths avoided
Program cost for three years (1995-98)210000USD

$210K · City of Philadelphia · 1 source

Arnaud Gissinger

Miami-Dade County, Chief Heat Officer Jane Gilbert · since 2021 · Region

In 2021 Miami-Dade County appointed the world's first Chief Heat Officer (Jane Gilbert), a post seeded by an Arsht-Rockefeller grant. The county declared an official Heat Season and published an Extreme Heat Action Plan…

Flagship outdoor-worker heat protection standardProposed under 2022 Extreme Heat Action PlanPreempted by Florida HB 433, April 2024

Arsht-Rockefeller Foundation Resilience Center grant (seeded the Chief Heat Officer post) plus county funds · 1 source

Arnaud Gissinger

Sabesp (state water utility) and the State of Sao Paulo · 2014–2016 · City

During the 2014–2015 Cantareira reservoir crisis, Sabesp implemented a bonus tariff offering a 30% bill discount to households that cut consumption by 20% or more. This reward-framed instrument achieved a 25–27% demand…

Demand reduction from bonus tariff program25–27percent reduction
Cantareira reservoir level at crisis depth12.5percent of capacity

Sabesp utility revenues · 1 source

Arnaud Gissinger

City of Phoenix, Office of Heat Response and Mitigation (founding director David Hondula) · since 2021 · City

In October 2021 Phoenix created the first publicly funded city heat office in the United States, the Office of Heat Response and Mitigation, under director David Hondula. The office publishes an annual heat response pla…

Maricopa County heat-associated deaths645 (2023)608 (2024)deaths per year
Maricopa County heat-associated deaths608 (2024)430 (2025, final county report April 2026)deaths per year

City of Phoenix funds, federal pandemic relief, opioid settlement funds; over 5 million USD assembled for 2026 operations

Arnaud Gissinger

City of Bogota and the metropolitan water utility · 2024–2025 · City

With the Chingaza reservoir system down to 16.5 percent capacity, metro Bogota (around 11 million people) ran a full year of rotational rationing from April 2024 to April 2025. The city was divided into nine rotating zo…

Chingaza reservoir level at start of rationing16.5percent of capacity
Water saved over the rationing year46000000+m3

Arnaud Gissinger

City of Paris (municipal social action services), triage script co-written with Necker Hospital doctors · since 2004 · City

The CHALEX registry (since renamed REFLEX) was created in 2004 after the August 2003 heatwave that killed 14,802 people in France, roughly 82 percent of them aged 75 and over. Parisians who are elderly, disabled or isol…

Registered vulnerable residents in Paris0 at creation (2004)7500people
National register coverage under opt-in rules10percent of eligible people

City of Paris municipal budget, within the framework of France's Plan National Canicule · 1 source

Arnaud Gissinger

City of Cape Town · 2017–2018 · City

Facing a 1-in-300-plus year drought, metro Cape Town (4 million people) deployed a full emergency demand management package: Level 6B restrictions capping use at 50 liters per person per day from 1 February 2018, steep…

Citywide water demand1200 ML/day (Feb 2015 peak)511 ML/day (March 2018)ML/day
Per-person cap under Level 6B (from 1 Feb 2018)50L/person/day

City of Cape Town municipal budget · 1 source

Arnaud Gissinger

Hugging Face, Salesforce, Cohere and Carnegie Mellon University · since 2025 · Global

AI Energy Score, launched in February 2025 at the Paris AI Action Summit by Hugging Face, Salesforce, Cohere and Carnegie Mellon University, benchmarks models on standardised NVIDIA H100 hardware across 10 tasks and ass…

Models on the public leaderboard at launch0166+models
Tasks benchmarked per model10tasks

3 sources

Arnaud Gissinger

WattTime (environmental non-profit; executive director Gavin McCormick) · since 2014 · Global

WattTime, founded in 2014 by UC Berkeley researchers and a subsidiary of Rocky Mountain Institute since 2017, provides Marginal Operating Emissions Rate (MOER, in pounds of CO₂ per MWh) via API in real-time, forecast, a…

Smart devices using AER (Automated Emissions Reduction)1,000,000,000+devices
Software carbon reduction from load-shifting (Microsoft / Carbon Aware SDK)~15% reduction

Non-profit; a subsidiary of Rocky Mountain Institute since 2017, funded by grants and contributions · 3 sources

Arnaud Gissinger

Electricity Maps (founder Olivier Corradi) · Global

Electricity Maps ingests data from TSOs, market operators, and government agencies via an open-source parser system, applies a flow-tracing algorithm to produce consumption-based (rather than production-based) carbon in…

Raised approximately $5.4M in 2024 from Transition and Revent; API is a paid subscription; visualisation app and parsers are open-source · 3 sources

Arnaud Gissinger

Green Software Foundation (a Linux Foundation project) · Global

The Software Carbon Intensity (SCI) specification reached ISO accreditation as ISO/IEC 21031:2024 in Q1 2024. It defines software carbon as a rate: SCI = (E × I) + M per functional unit R, using a rate rather than a tot…

Non-profit foundation funded by member organisations · 2 sources

Arnaud Gissinger

Google Cloud (provider-native tool) · Global

Google Cloud Carbon Footprint is a provider-native emissions tool included as a deliberate contrast to open-source multi-cloud approaches. It reports both location-based and market-based scope 2 emissions computed on an…

Provided by the cloud provider at no extra charge to customers · 2 sources

Arnaud Gissinger

Thoughtworks (open-source project and sponsor) · since 2021 · Global

Cloud Carbon Footprint (CCF) is an open-source, multi-cloud tool launched by Thoughtworks in March 2021. It reads itemised billing and usage data from AWS, Google Cloud, Azure and Alibaba, converts it to energy using he…

Open-source, sponsored by Thoughtworks · 2 sources

Arnaud Gissinger

GenAI Impact (a Data For Good collective), now part of the CodeCarbon non-profit · Global

EcoLogits is an open-source Python library that estimates energy and multi-criteria environmental impacts of generative AI API calls. It patches provider Python client libraries (OpenAI, Anthropic, Mistral AI, Cohere, G…

2 sources

Arnaud Gissinger

Red Hat Emerging Technologies and IBM Research, with contributors including Intel and Weaveworks; a CNCF project · since 2023 · Global

Kepler (Kubernetes-based Efficient Power Level Exporter) attributes energy to individual processes, containers, pods, and nodes in orchestrated environments, exporting results as Prometheus metrics. It draws power readi…

Open-source, developed by member companies under the Cloud Native Computing Foundation · 3 sources

Arnaud Gissinger

Initially developed by collaborators from Mila, BCG GAMMA, Haverford College, Comet.ml, and Data For Good France volunteers; now stewarded by Code Carbon, a French non-profit · since 2020 · Global

CodeCarbon is an open-source Python package that estimates CO2 from code execution. An EmissionsTracker (used as a context manager or decorator) samples CPU energy via Intel RAPL, GPU energy via NVIDIA NVML, and RAM e…

3 sources

Arnaud Gissinger

Network Rail & Samaritans (rail industry partnership) · since 2010 · National

Launched in 2010, the Network Rail–Samaritans partnership deployed a multi-component programme across the GB national rail network: gatekeeper-style staff training ('Managing Suicidal Contacts'), targeted work at design…

National railway suicides, 3yr before vs after 2010~217/yr (decade average)+~7 events/yr (no reduction)events/yr
Suicides at priority hotspot locations78/yr59/yrevents/yr

GB rail industry (Network Rail and train operators) · 2 sources

Arnaud Gissinger

Austrian Association for Suicide Prevention / Viennese media · since 1987 · City

After a sharp rise in suicides on the Vienna subway following its opening, the Austrian Association for Suicide Prevention introduced media-reporting guidelines in 1987 and worked with journalists to change how subway s…

Vienna subway suicides/attempts after guidelines (1987)pre-guideline peak-84.2%% change
Sustained reduction over five years~-75%% change

1 source

Arnaud Gissinger

Japanese rail operators (evaluated by Matsubayashi, Sawada & Ueda) · 2000–2013 · National

Blue LED lights were installed at platform ends across Japanese stations. Before-and-after panel data studies (14 treated stations, neighbouring and control stations, 2000–2013) reported large decreases in suicides and…

Suicides at stations with blue lights (claimed)pre-installation-74% (95% CI 48–87%)% change
Single-company estimate (claimed)pre-installation-84% (95% CI 14–97%)% change

2 sources

Arnaud Gissinger

London Underground · City

Drainage pits recessed into the trackbed beneath London Underground platforms give a person on the track survivable space beneath a passing train. Where present, they roughly halved the fatality of attempts — but by des…

Mortality of attempts with drainage pit66% (no pit)45%% fatal

1 source

Arnaud Gissinger

Sweden

Partial

Swedish rail infrastructure manager (research evaluation) · National

Mid-track fencing at a Swedish hotspot station reduced suicides at the treated location by 62.5%, but control stations on the same rail line saw a 162% increase over the same period — the clearest documented case of geo…

Suicides at treated stationpre-fencing-62.5%% change
Suicides at control stations on same linepre-fencing+162%% change

1 source

Arnaud Gissinger

Hong Kong

Success

MTR Corporation · City

Platform screen doors installed across the Hong Kong MTR were associated with a 59.9% reduction in railway suicides, with no evidence of substitution to unsealed platforms. The lower reduction compared to other cities p…

Railway suicides after PSD installationpre-PSD period-59.9%% change

1 source

Arnaud Gissinger

Shanghai Metro · 2008–2017 · City

Using monthly panel data from 94 stations over 2008–2017, suicides in the Shanghai metro declined by 90.9% after platform screen doors were installed. The study found no significant evidence of displacement to railway s…

Metro suicides after PSD installationpre-PSD period-90.9%% change

1 source

Arnaud Gissinger

Seoul Metropolitan Subway operators · City

Platform screen doors were installed across Seoul metropolitan subway stations and evaluated using 10 years of monthly data from 121 stations with Poisson regression. Full-height PSDs achieved near-complete elimination…

Fatal subway suicides after PSD installationpre-PSD rate-89% (95% CI 57–97%)% change

1 source

Arnaud Gissinger

Region

A ~32 km solar-canopy cycle highway runs down the median of a six-lane motorway between Daejeon and Sejong. Panels are mounted as a roof over the cycle lane — angled for optimal efficiency and air-cooled — rather than e…

Solar-roofed cycle path length~32km

Arnaud Gissinger

since 2024 · Region

Along the Jinan–Weifang expressway in Shandong, a reported 68 MW corridor-integrated solar system mounts conventional panels on slopes, medians, tunnel roofs, and service-area canopies — not on the running surface. This…

Installed capacity (reported)68MW
Annual generation (reported)~68GWh/yr

1 source

Arnaud Gissinger

Bankset Energy (on Deutsche Bahn's test field) · since 2018 · National

Bankset Energy tested sleeper-clip PV panels at Deutsche Bahn's Erzgebirge (Ore Mountains) test field, claiming ~0.1 MW per km and announcing 200 MW across 1,000 km in Saxony in 2018. No independent verification of the…

Claimed generation per km~0.1MW/km (company-claimed, unverified)
Announced deployment (2018)200 MW / 1,000 kmclaimed, unverified

2 sources

Arnaud Gissinger

Greenrail S.r.l. (with Ferrovie Emilia-Romagna) · since 2018 · Region

The "solar sleeper" variant of the rail PV concept: Greenrail integrates PV cells into replacement sleepers cast partly from recycled tyres and plastic (~35 t of waste repurposed per km), so the sleeper itself generates…

Claimed energy yield35–44MWh/km/yr
Recycled waste repurposed per km of track~35tonnes/km

EU Horizon 2020 SME Instrument · 2 sources

Arnaud Gissinger

Sun-Ways (with Scheuchzer AG for installation; on transN track, EPFL-linked technology) · since 2025 · Neighborhood

The first removable inter-rail PV system on a line open to traffic. In April 2025, Sun-Ways installed 48 panels (~18 kW) along a 100 m active stretch near Buttes, Neuchâtel, using a Scheuchzer track machine that unrolls…

Installed capacity~18kW
Test section length100m

CHF 585K · Pilot project funding of ~CHF 585,000 · 3 sources

Arnaud Gissinger

SolaRoad consortium (TNO, Province of North Holland, and partners) · 2014–2019 · Neighborhood

SolaRoad opened a 72 m solar cycle path in Krommenie in October 2014 (later extended to ~90 m), operated by the SolaRoad consortium (TNO, Province of North Holland, and partners). Because the load was limited to cyclist…

First-year energy output~9,800kWh/yr
Yield per m² vs nearby rooftop PVrooftop = 1×~0.5×relative

Province of North Holland and consortium partners · 1 source

Arnaud Gissinger

Colas (Bouygues subsidiary) with the French National Institute for Solar Energy (INES) · 2016–2019 · City

Colas opened a ~1 km "Wattway" solar road (~2,800 m² of resin-encapsulated PV cells bonded onto an existing road surface) in Tourouvre-au-Perche, Normandy, in December 2016, co-developed with the French National Institu…

Daily output vs design target~767 kWh/day (designed)~383 kWh/day (~half of design)kWh/day
Cost per watt vs rooftop PV1× (rooftop PV)~8.5×relative

French state subsidy · 1 source

Arnaud Gissinger

Solar Roadways Inc. · 2016–2018 · Neighborhood

The most publicized test of surface-embedded PV. Solar Roadways Inc. installed ~30 hexagonal PV tiles (~13.9 m²) in a public square in Sandpoint, Idaho, funded by ~US$2.2M in Indiegogo crowdfunding plus US Department of…

Panels non-functional within first week30 installed~25panels
Installed capacity1.529kW

$60K · Indiegogo crowdfunding (~US$2.2M raised) plus US Department of Transportation / federal grants · 3 sources

Arnaud Gissinger

Institute for Protein Design / Baker Lab (University of Washington, HHMI); Technical University of Denmark (Laustsen, Jenkins); Liverpool School of Tropical Medicine (Casewell); University of Northern Colorado (Mackessy) · Global

Using the deep-learning method RFdiffusion (with ProteinMPNN sequence design and AlphaFold2 filtering), researchers de novo designed small (~100-amino-acid) proteins to bind three-finger toxins from elapid venom: short-…

Short-chain neurotoxin binder (SHRT): mouse survival vs 3× LD50 challenge100% (incl. 15-min post-toxin rescue)
Long-chain neurotoxin binder (LNG): mouse survival vs α-cobratoxin100% (preincubation & 15-min rescue); 60% at 30-min rescue

1 source

Arnaud Gissinger

Sharma et al. study team with local motorcycle-volunteer network and the Damak Red Cross Society treatment centre · Region

In four villages of southeastern Nepal (population ~62,000, Jhapa/Morang region), where most neurotoxic-envenoming deaths occurred in the village or during transport, a study team combined community health education (di…

Snakebite case-fatality rate10.5%0.5% (during intervention)
Relative risk reduction in fatality0.949 (95% CI 0.695–0.999)

1 source

Arnaud Gissinger

EchiTAb Study Group; MicroPharm (UK) and Instituto Clodomiro Picado (Costa Rica); Nigerian health services · since 2005 · National

A counter-example to the FAV-Afrique collapse: effective, region-matched African antivenom developed and sustained through public-academic partnership rather than a purely commercial market. EchiTAb-G (ovine, monospecif…

Permanent restoration of blood coagulability 6h after 1 vial EchiTAb-G (Kaltungo pre-trial use, 2005)incoagulable blood on presentation146/182 patients (80%, 95% CI 74-85%)

1 source

Arnaud Gissinger

Sanofi Pasteur (manufacturer) · until 2016 · Region

FAV-Afrique was a polyvalent antivenom covering ~10 snake species across sub-Saharan Africa, considered safe and effective. Sanofi Pasteur halted production in 2010 (last batch made 2014, expired June 2016) after sales…

Price per dose>US$100USD
Annual sales vs. disease burden by 2010fell to under 1% of burden (~3,000 cases treated)

$100 · 3 sources

Arnaud Gissinger

Eswatini

Ongoing

Premium Serums & Vaccines (manufacturer); preclinical evaluation by academic snakebite research groups · Region

PANAF-Premium is a freeze-dried polyvalent antivenom requiring no refrigeration, with a manufacturer-stated ambient shelf life of approximately 4 years. A preclinical study evaluated PANAF and a 'Panafrican' ICP product…

Manufacturer-stated ambient shelf life~4 years (manufacturer claim)
Eswatini species in preclinical neutralisation panel5medically important species

2 sources

Arnaud Gissinger

Liverpool School of Tropical Medicine (Centre for Snakebite Research & Interventions) and collaborators · Region

Rather than develop a new product, researchers tested whether an existing polyvalent antivenom (PANAF-Premium, Premium Serums & Vaccines) already neutralizes the venoms of medically important sub-Saharan African snakes…

Orphan species (no specific product) assessed14species
Sub-Saharan African countries covered13countries

1 source

Arnaud Gissinger

Ophirex, Inc. (sponsor), with emergency-department sites in India and the USA · 2021–2022 · National

BRAVO was a double-blind, randomised, placebo-controlled phase II trial of oral varespladib-methyl plus standard care (including antivenom) versus standard care plus placebo, run in emergency departments in India (Puduc…

Patients randomised95patients
Snakebite Severity Score improvement vs placebo (overall)difference −0.4 (95% CI −0.8 to 0.1)not significant (p=0.13)

1 source

Arnaud Gissinger

Centivax, Inc.; Columbia University; NIAID (US National Institute of Allergy and Infectious Diseases) · Global

Researchers isolated broadly-neutralizing IgG antibodies from the memory B-cells of a human donor (Tim Friede) who had self-immunized with escalating venom doses from 16 lethal elapid species over ~18 years. Two antibod…

Elapid species with full protection (mouse model)13 of 19
Elapid species with partial protection (mouse model)6 of 19

2 sources

Arnaud Gissinger

United Kingdom, France, Belgium, Netherlands, Switzerland and other European states · 1949–1982 · Region

From 1949 to 1982, European states — the United Kingdom in large majority, alongside France, Belgium, the Netherlands, Switzerland and others — sank 200,000+ drums of radioactive waste encased in resin, bitumen or cemen…

Drums dumped200,000+drums
Dump zone area14,500km²

2 sources

Arnaud Gissinger

Contracting parties to the London Convention (administered via the IMO) · 1983–1993 · Global

The regulatory action that ended radioactive-waste sea dumping. Under the London Convention framework, parties adopted a voluntary moratorium on radioactive-waste dumping in 1983, which was converted into a permanent, l…

New drums dumped since ban~200,000+ pre-ban (NE Atlantic)0drums

1 source

Arnaud Gissinger

CNRS-led NODSSUM project (with Ifremer, ASNR and partners) · 2026 · Region

The environmental-sampling arm of NODSSUM 2026, establishing the first multi-compartment baseline at the site. Alongside drum inspection, the team collected water, sediment and living-organism samples to study the dispe…

French Oceanographic Fleet / CNRS and partners · 1 source

Arnaud Gissinger

CNRS-led NODSSUM project (with Ifremer, ASNR and partners), aboard R/V Pourquoi Pas ? · 2026 · Region

Second NODSSUM campaign (close-inspection tier): building on the 2025 AUV wide-area map, ~30 scientists used the crewed submersible Nautile to make 20 dives beyond 4,700 m onto zones of interest identified in the prior…

Crewed dives20dives
Dive depth>4700m

French Oceanographic Fleet / CNRS and partners · 1 source

Arnaud Gissinger

CNRS-led NODSSUM project (with Ifremer, ASNR and partners), aboard R/V L'Atalante · 2025 · Region

First NODSSUM campaign (wide-area survey tier): the AUV Ulyx — on its first scientific deployment — flew lawnmower tracks over the abyssal plain at ~6 m above the seabed, acquiring high-resolution imagery assembled into…

Drums localised3355drums
Survey zone14500km²

French Oceanographic Fleet / CNRS and partners · 1 source

Arnaud Gissinger

Local council tree-planting scheme, King's Lynn (Norfolk, UK) · Neighborhood

An open space on the edge of King's Lynn, Norfolk, was planted with around 6,000 trees in plastic tree guards, intended to create a carbon sink. Reporting found that almost all trees died. Three compounding errors were…

Trees planted (in plastic guards)0~6,000trees
Collateral habitat impactspecies-rich, carbon-negative grassland destroyed; net carbon source created

Local authority / council-backed tree-planting scheme · 1 source

Arnaud Gissinger

Government of Turkey — Ministry of Agriculture and Forestry / General Directorate of Forestry · 2019–2020 · National

On 11 November 2019 ('National Forestation Day'), Turkey's government ran 'Breath for the Future,' planting roughly 11 million saplings at over 2,000 sites in a single day. At Çorum, volunteers set a Guinness World Reco…

Saplings planted in one hour at Çorum (world record)~303,150saplings
Saplings planted nationwide on 11 Nov 2019~11,000,000 across 2,000+ sitessaplings

Turkish government (Ministry of Agriculture and Forestry), volunteer-planted · 3 sources

Arnaud Gissinger

Ecosia GmbH (Berlin) funding vetted local planting partners across 35+ countries · since 2009 · Global

Ecosia funds local partner organisations in biodiversity hotspots and degraded land across 35+ countries; partners grow, plant, and nurture trees through establishment. The program uses 900+ diverse native species, expl…

Trees funded since 2009230M+trees
Native species planted900+species

Ecosia search advertising revenue (ad-click share); ≥80% of profit historically directed to tree-planting, with the remainder to other climate action · 2 sources

Arnaud Gissinger

Ecosia GmbH, paying local planting/restoration partner NGOs · since 2009 · Global

Ecosia (Berlin, founded 2009) earns ad-click revenue from search results syndicated via Bing/Microsoft and Google, and channels its surplus into reforestation by paying local planting and restoration partner NGOs across…

Trees funded since 2009 (via partners)0200M–250Mtrees
Countries with planting/restoration partners035+countries

Search advertising revenue (ad-click share via Bing/Microsoft and Google); no external equity investors · 3 sources

Arnaud Gissinger

Ecosia GmbH · 2022–2025 · Global

Freetree was Ecosia's browser extension that monetised online shopping via affiliate commissions (revenue paid by merchants for referred sales) and channelled proceeds into Ecosia's tree-planting programme. Launched in…

Affiliate shopping commission · 1 source

Arnaud Gissinger

Ben & Jerry's Homemade, Inc.; acquired by Unilever (2000), spun into The Magnum Ice Cream Company (2025) · 2000–2025 · National

Ben & Jerry's is a counter-example to steward-ownership: a case where mission protection relied on a contract and an independent board rather than an ownership lock. Unilever acquired Ben & Jerry's for $326 million in A…

Acquisition price (2000)326 millionUSD
Years the soft protection held before erosion~20years

Parent company (Unilever, later The Magnum Ice Cream Company) · 3 sources

Arnaud Gissinger

Patagonia, Inc. (Yvon Chouinard family) via Patagonia Purpose Trust + Holdfast Collective · since 2022 · Global

On 14 September 2022, the Chouinard family transferred 100% of Patagonia into two new entities, splitting control from economic rights:

Voting stock transferred to Patagonia Purpose Trust2% (all voting shares)% of total shares
Non-voting stock transferred to Holdfast Collective98%% of total shares

Patagonia company profits (annual dividend to Holdfast Collective) · 3 sources

Arnaud Gissinger

Etsy, Inc. (certified by B Lab) · 2012–2017 · Global

Etsy was certified by B Lab as a B Corporation from 2012. After its 2015 IPO, retaining certification required converting its Delaware C-corporation legal form to a public benefit corporation (PBC) by a 2017 deadline. U…

Duration as Certified B Corporationnot certified~5 years (2012–2017)years
PBC conversion (required to retain certification)certification retaineddeclined; B Corp status relinquished November 2017

2 sources

Arnaud Gissinger

Ecosia GmbH (Christian Kroll & Tim Schumacher), with the Purpose Foundation · since 2018 · Global

Ecosia is a Berlin-based search engine founded in December 2009 that uses advertising profits to fund tree-planting and climate initiatives. In autumn 2018, founders Christian Kroll and Tim Schumacher—concerned about mi…

Trees planted0 (2009)230 million+ (2025)trees
Profit committed to climate / tree planting~80–100% of profit

Search advertising revenue (self-funded; no external investors) · 3 sources

Arnaud Gissinger

Ben & Jerry's Homemade, Inc. / Unilever (later The Magnum Ice Cream Company) · since 2000 · Global

Ben & Jerry's was sold to Unilever in 2000. Co-founders Ben Cohen and Jerry Greenfield could not block the sale (shareholders voted to accept), so they negotiated an independent board into the share-purchase agreement w…

Years of relative mission autonomy under the independent boardfounder-owned (pre-2000)~20 (2000–2021)years
Major lawsuits over mission control03 (2022, November 2024, 2025–26)suits

3 sources

Arnaud Gissinger

Patagonia, Inc. (Yvon Chouinard and family) · since 2022 · Global

On 14 September 2022, the Chouinard family transferred 100% of Patagonia into two new entities, splitting control from economics. The Patagonia Purpose Trust received all voting stock (2% of total shares) via an irr…

Voting stock placed in Patagonia Purpose Trustfamily-owned100% of voting stock (2% of total shares)% voting
Economic stock given to Holdfast Collectivefamily-owned98% of total shares (all non-voting)% economic

Company profits distributed as annual dividend to the Holdfast Collective · 3 sources

Arnaud Gissinger

Ecosia GmbH (founder Christian Kroll, with the Purpose Foundation) · since 2018 · Global

In October 2018 Ecosia GmbH (Berlin, founded 2009) adopted steward-ownership via the veto-share ('golden share') model, with the Purpose Foundation as the independent holder of approximately 1% of shares. The founders p…

Veto share held by independent Purpose Foundation0% (founder-owned)~1% veto share; founders' right to sell or extract profit permanently removed
Share of profits directed to tree-plantingat least 80% (≈100% of profit to climate action overall)% of profit

Self-funded from search advertising revenue (ad-click share via Bing/Microsoft and Google); no external equity investors · 2 sources

Arnaud Gissinger

Keep America Beautiful (industry-funded coalition) · since 1971 · National

Keep America Beautiful — founded in 1953 by packaging and beverage manufacturers — ran the 1971 "Crying Indian" PSA ("People start pollution. People can stop it."), achieving enormous cultural reach. The campaign is wid…

Arnaud Gissinger

California municipalities (bag bans); economic analysis by R. L. C. Taylor · Region

California municipalities began banning single-use carryout bags from 2007 onward, with statewide policy following. A 2019 peer-reviewed economic analysis (Taylor, R. L. C., *Journal of Environmental Economics and Manag…

Share of eliminated carryout-bag plastic offset by increased trash-bag sales (by weight)~28%

Arnaud Gissinger

Cialdini et al. (field experiment), Petrified Forest National Park · Region

A controlled field experiment by Cialdini and colleagues at Petrified Forest National Park tested anti-theft signage on visitor paths where marked pieces of petrified wood were placed. A sign stressing a negative descri…

Theft of marked wood — 'theft is common' (negative descriptive norm) sign2.927.92% of marked pieces stolen
Theft of marked wood — prohibitive 'please don't' (injunctive norm) sign1.67% of marked pieces stolen

Arnaud Gissinger

Texas General Land Office (Adopt-A-Beach) · since 1986 · Region

Texas Adopt-A-Beach, run by the Texas General Land Office, has operated since 1986 on the Texas Gulf Coast. Volunteer groups commit to ongoing cleanups of assigned beach segments, with state-level coordination providing…

1 source

Arnaud Gissinger

Southend-on-Sea Borough Council (Hubbub Ballot Bin) · since 2017 · City

Southend-on-Sea Borough Council deployed Hubbub's Ballot Bin across the town, installing 21 voting ashtrays in litter hotspots. The council reported a 46% reduction in cigarette-butt litter, demonstrating the concept re…

Cigarette butt litter (council-reported)-46%
Ballot Bins installed21bins

1 source

Arnaud Gissinger

Hubbub (Neat Streets) · since 2015 · Neighborhood

Hubbub deployed the Ballot Bin — a wall-mounted two-slot cigarette receptacle framed as an opinion poll — on Villiers Street, London, as the original proof of concept under the Neat Streets project. Smokers stub out in…

Cigarette butt litter-46%

1 source

Arnaud Gissinger

Ellipsis Earth · National

Ellipsis Earth deployed camera-based machine-vision surveys to provide objective before/after litter density and composition data for Hubbub's Ballot Bin and Big Ballot Bin interventions in the UK, serving as the measur…

2 sources

Arnaud Gissinger

Litterati · Global

Litterati is a citizen-science app originating in San Francisco in which users photograph litter; AI assists in tagging each item's type, material, and brand into an open database. The brand-level data has been used in…

1 source

Arnaud Gissinger

Seán Lynch / OpenLitterMap · since 2017 · Global

OpenLitterMap was started by Seán Lynch in Cork, Ireland in 2017 as an open-source, open-data platform modelled on OpenStreetMap. Users photograph and geotag litter via an app, recording type, material, and brand into a…

Uploads~500,000
Contributors8,000+

2 sources

Arnaud Gissinger

Texas General Land Office (Adopt-A-Beach) · since 1986 · Region

The Texas General Land Office launched its Adopt-A-Beach program in 1986, assigning volunteer groups ongoing responsibility for specific shoreline segments along the Texas Gulf Coast. The state agency coordinates logist…

1 source

Arnaud Gissinger

Ocean Conservancy · since 1986 · Global

The International Coastal Cleanup (ICC), run by Ocean Conservancy since 1986, mobilises volunteers worldwide to clean coasts and waterways while logging every item collected on a standardized data card (now the Clean Sw…

Volunteers since 198619 million+volunteers
Trash collected since 1986400 million+lbs

2 sources

Arnaud Gissinger

US National Park Service (Grand Canyon National Park) · Region

In the Grand Canyon river corridor, the National Park Service mandates that all river trip permit holders pack out all trash and solid human waste using portable toilet systems. Compliance is enforced as a condition of…

Arnaud Gissinger

Appalachian Trail Conservancy · Region

The Appalachian Trail Conservancy applies Leave No Trace principles across the ~2,200-mile Appalachian Trail through on-trail education and signage, promoting pack-it-in-pack-it-out norms among one of the US's highest-t…

1 source

Arnaud Gissinger

Leave No Trace Center for Outdoor Ethics, with NPS, US Forest Service, BLM, US Fish & Wildlife Service · since 1994 · National

Established in 1994 by the Leave No Trace Center for Outdoor Ethics in partnership with the National Park Service, US Forest Service, Bureau of Land Management, and US Fish & Wildlife Service. The programme delivers the…

2 sources

Arnaud Gissinger

UK Government (Defra) · since 2023 · National

From October 2023, England banned the supply of plastic plates, bowls, trays, cutlery, balloon sticks, and expanded-polystyrene food and drink containers. This followed an earlier ban on straws, stirrers, and cotton-bud…

Arnaud Gissinger

UK governments (Wales 2011, NI 2013, Scotland 2014, England 2015) · since 2011 · National

The UK introduced a mandatory single-use carrier-bag charge progressively — Wales (2011), Northern Ireland (2013), Scotland (2014) and England (2015). The MCS Beachwatch citizen-science beach survey recorded a steep, su…

Plastic bags on beaches (per 100 m)~5 bags per 100 m in 2014~1 bag per 100 mbags per 100 m
Beach bag-litter reduction over a decade~80%%

2 sources

Arnaud Gissinger

New York State · since 2009 · Region

New York's 1982 container-deposit law was expanded in 2009 ('Bigger Better Bottle Bill') to include bottled water (PET containers). This legislative extension to a new container type provides a replicable model: an exis…

Plastic-bottle share of litter after 2009 PET expansion~7.0–8.4% of litter (2004–2008)Sharp decline by 2010% of litter stream

2 sources

Arnaud Gissinger

State of Oregon · since 1971 · Region

The first US bottle bill, enacted in Oregon in 1971, placed a refundable deposit on beer and soft-drink containers. Within two years total roadside litter dropped ~39% by count, and by 1979 beverage containers had falle…

Beverage-container share of roadside litter~40% before 1971~6% by 1979%
Beverage-container litter reduction by 1979~85%%

2 sources

Arnaud Gissinger

Keep America Beautiful · National

Keep America Beautiful's Cigarette Litter Prevention Program operates through a national network of local affiliates that install ash receptacles at transition points, distribute pocket/portable ashtrays, run public rem…

Cigarette butt litter reduction (local measurements)~50%%

1 source

Arnaud Gissinger

Southend-on-Sea Borough Council (Hubbub Ballot Bin) · since 2017 · City

Southend-on-Sea Borough Council installed 21 Hubbub Ballot Bin voting ashtrays across the town from 2017, replicating the format at municipal scale beyond the original London proof-of-concept. The council reported a ~46…

Cigarette butt litter reduction (council-reported)~46%%
Ballot Bins installed21units

1 source

Arnaud Gissinger

Hubbub (Neat Streets campaign) · since 2015 · Neighborhood

The original "Ballot Bin" — a wall-mounted ashtray framed as a two-option poll (the debut question pitted Ronaldo against Messi) — was deployed by Hubbub on Villiers Street in central London in 2015 as part of the Neat…

Cigarette butt litter reduction~46%%

1 source

Arnaud Gissinger

India

Ongoing

Ripu Daman Bevli / Ploggers of India · since 2016 · National

Litter Free India (Ploggers of India), led by Ripu Daman Bevli, scaled plogging nationally from 2016 by rebranding community cleanup as a fitness activity ('plogging') and running a national 'Plog Run' campaign. Growth…

Cleanups organised500+
Cities reached80

1 source

Arnaud Gissinger

Erik Ahlström / Plogga · since 2016 · Global

Plogging began in Stockholm around 2016 when Erik Ahlström started picking up litter during his commute, then founded Plogga to formalise the concept. Sharing sessions on social media drove organic, self-organised repli…

Estimated daily participants worldwide~2 million
Countries with active plogging100+

2 sources

Arnaud Gissinger

Hubbub (with Manchester City Council, Southampton City Council, KFC) · since 2023 · City

An eight-week 2023 pilot of the "Big Ballot Bin" — a general-waste version of Hubbub's cigarette voting bin — placing voting bins at litter hotspots in Manchester (and Southampton), with KFC as a partner. People "vote"…

Drinks-related litter within 20 m~70% reduction
Food-related litter within 20 m~60% reduction

1 source

Arnaud Gissinger

Swiss Federal Council / Parliament (FOEN) · National

Switzerland's litter cleanup costs approximately CHF 200 million per year, historically spread across a patchwork of differing cantonal and municipal fines. A federal initiative led by Parliament and the Federal Office…

Annual litter cleanup cost (driver for the policy)~200 million/yrCHF
Proposed fine — single small item100CHF

1 source

Arnaud Gissinger

Texas, USA

Success

Texas Department of Transportation (TxDOT) / GSD&M · since 1986 · Region

Texas's anti-litter campaign was launched in 1986 by the state transport department (TxDOT) after research identified the typical roadside litterer as a young male (18–35) who did not perceive littering as a problem. Ra…

Roadside litter reduction (1986→1990)1986 levels~72%%
First-year litter reduction (1986→1987)1986 levels~29%%

2 sources

Arnaud Gissinger

Dilara Temel & Lachlan Fahy (Bartlett School of Architecture, UCL) · since 2022 · Neighborhood

TerraCool is a ceramic evaporative cooling (CEC) system developed at the Bartlett School of Architecture (UCL) around 2022. It uses hollow terracotta modules with a geometry optimised for a high surface-area-to-internal…

2 sources

Arnaud Gissinger

Andrin Stocker & Luc Schweizer (Zurich University of the Arts / ZHdK) · since 2025 · Neighborhood

bloc° is a 2025 industrial-design bachelor's thesis by Andrin Stocker and Luc Schweizer at ZHdK. It is a modular, solar-powered evaporative cooler built from stackable 3D-printed single-fired terracotta bricks. Each bri…

Claimed local air-temperature drop (best case, hot days)up to 9°C
Water consumption on days above 30 °C~56L/day

2 sources

Arnaud Gissinger

Ant Studio (Monish Siripurapu) · since 2017 · Neighborhood

The first CoolAnt "Beehive" was installed in 2017 at the Deki Electronics factory in Noida, Uttar Pradesh, to relieve workers exposed to Indian summer heat combined with diesel-generator exhaust. Architect Monish Siripu…

Generator exhaust air temperature drop~50 °C (122 °F)~36 °C (97 °F)°C
Ambient air-temperature drop near installation (ambient >40 °C)6–8°C

Deki Electronics (client / site owner) · 3 sources

Arnaud Gissinger

SP Group (Singapore District Cooling) · since 2006 · City

Marina Bay is served by what operators describe as the world's largest underground district cooling system, operational since 2006 and built into a master-planned new downtown. Central chilled-water plants supply connec…

Singapore neighbourhoods with district-cooling pipes8+districts
Operating since2006year

SP Group (commercial operation) · 1 source

Arnaud Gissinger

City of Seville with Atlantic Council Arsht-Rock (Extreme Heat Resilience Alliance), AEMET, Universidad de Sevilla and Pablo de Olavide University · since 2022 · City

In June 2022 Seville launched proMETEO Sevilla, the first system in the world to tie heat-wave forecasts to health outcomes and to name and categorize heat waves the way storms are named. A three-tier categorization wei…

Health-based category tiers3tiers

City of Seville; Atlantic Council Arsht-Rock · 3 sources

Arnaud Gissinger

Miami-Dade County, with the Atlantic Council Adrienne Arsht-Rockefeller Foundation Resilience Center (Extreme Heat Resilience Alliance) · since 2021 · City

In 2021 Miami-Dade County appointed Jane Gilbert as the world's first Chief Heat Officer — a dedicated municipal post to coordinate extreme-heat response across agencies that otherwise treat heat as no one's specific re…

World's first Chief Heat Officer appointed2021year

Miami-Dade County; Atlantic Council Arsht-Rock · 2 sources

Arnaud Gissinger

Ahmedabad Municipal Corporation, with NRDC, Indian Institute of Public Health Gandhinagar, Public Health Foundation of India · since 2013 · City

After a 2010 heatwave killed 1,344 people, Ahmedabad built South Asia's first Heat Action Plan (2013) — a governance-led response combining color-coded early-warning red alerts pushed to residents, hospital "heat wards"…

2010 heatwave deaths that triggered the plan1,344deaths
Estimated lives saved per year~1,100lives/year

Ahmedabad Municipal Corporation with NRDC and academic/public-health partners · 3 sources

Arnaud Gissinger

City of Phoenix Street Transportation Dept & Office of Sustainability, with Arizona State University · since 2020 · City

Phoenix coated 36 miles of residential roadway and a parking lot with a light-gray reflective "CoolSeal" treatment and conducted a multi-year evaluation with Arizona State University — the largest cool-pavement deployme…

Roadway treated36miles
Surface temp reduction (afternoon)untreated asphalt−10.5 to −12°F

City of Phoenix · 3 sources

Arnaud Gissinger

Ville de Paris · since 2018 · City

Begun in 2018 as part of Paris's Climate Adaptation and Resilience Strategy, "Les Cours Oasis" depaves asphalt schoolyards and replaces them with trees, permeable ground, shade and water features, then opens them as nei…

Pilot schoolyards transformed10schoolyards
Target schools converted by 2040~760schools

Ville de Paris; European Union Urban Innovative Actions (ERDF) · 3 sources

Arnaud Gissinger

Singapore

Success

National Parks Board (NParks), Urban Redevelopment Authority, Housing & Development Board · since 1967 · National

Since the 1960s 'Garden City' vision and now the 'City in Nature' / Green Plan 2030 strategy, Singapore grew green cover from 35.7% (1986) to roughly 48% even as urban density rose. Key mechanisms: mandatory greenery re…

Green cover35.7 (1986)~48%
Buildings with skyrise greenery213+buildings

Government of Singapore (NParks, URA, HDB) · 4 sources

Arnaud Gissinger

Alcaldía de Medellín — Secretaría de Medio Ambiente · since 2016 · City

Launched in 2016 to counter urban heat island effects and severe air pollution in the Aburrá Valley, Medellín built 30+ interconnected 'green corridors' (corredores verdes) along road verges, streams, parks and hillside…

Green corridors created30+corridors
Plants and trees planted2.5M plants + 880,000 trees

$16.3M · Municipality of Medellín (including participatory budget); ~625,000 USD/year maintenance · 4 sources

Arnaud Gissinger

Freetown City Council (Mayor Yvonne Aki-Sawyerr) with Greenstand (TreeTracker) and Western Area Rural District Council · since 2020 · City

#FreetownTheTreeTown is a community-driven reforestation program in a rapidly urbanising coastal city that lost roughly 12% of its canopy per year between 2011 and 2018, raising landslide and flood risk. Community growe…

Trees planted & digitally tracked (first 2 years)560,000trees
Program target1,000,000 by 20225,000,000 by 2030trees

$3M · World Bank & Global Environment Facility (Resilient Urban Sierra Leone Project); carbon-offset token sales · 3 sources

Arnaud Gissinger

Charles (Carlos) Wilson, engineer · 1872–1912 · Neighborhood

First large-scale solar desalination plant, built in the Atacama Desert to supply freshwater to a saltpeter/silver mining community and its draft animals using highly saline mine effluent (~140,000 ppm) as feed. The ins…

Still area~4,450
Freshwater output~20,000–23,000L/day

1 source

Arnaud Gissinger

Catholic University of Chile and international fog-collection researchers (precursor to FogQuest) · 1992–2002 · Neighborhood

Large-mesh fog collectors installed on El Tofo mountain piped water to the coastal village of Chungungo, averaging ~15,000 L/day at peak. The system ran from 1992 to ~2002 before total abandonment: no local maintenance…

Average water output at peak~15,000L/day
Years before abandonment~10years

International research/aid funding (incl. Canada's IDRC) via academic and NGO partners · 1 source

Arnaud Gissinger

Dar Si Hmad (women-led NGO); FogQuest (pilot design); CloudFisher / Aqualonis / WasserStiftung (mesh upgrade) · since 2015 · Region

A women-led NGO (Dar Si Hmad) built the world's largest operational fog-water harvesting system on the fog-rich slopes of Mount Boutmezguida, on the edge of the Sahara, where groundwater is failing under drought. Vertic…

Fog-net area600
People served400+people

Grants (incl. Munich Re Foundation, USAID and others) channeled through Dar Si Hmad · 2 sources

Arnaud Gissinger

GivePower Foundation · since 2018 · City

A containerized solar-PV reverse-osmosis plant installed in 2018 in Kiunga, a remote coastal fishing community south of the Somali border, where residents previously relied on brackish, contaminated water. Solar panels…

Freshwater output~75,000L/day
People served25,000–35,000people

$565K · GivePower donors (incl. Bank of America $250k grant, corporate/individual donations); partial cost recovery via water sales · 2 sources

Arnaud Gissinger

Guo Lab, The Institute of Optics, University of Rochester (Tang, Singh, Wei, Xu, Guo) · since 2024 · Neighborhood

Laboratory and rooftop proof-of-concept of the femtosecond-laser-textured superwicking black aluminium interfacial crystallizer (ABF-STIC) using real ocean water from the Atlantic, Pacific, and Indian Oceans. A 7-day co…

Evaporation rate (daytime, 1 sun)1.76kg/m²/h
Solar-to-vapour efficiency~74%

US National Science Foundation; Bill & Melinda Gates Foundation; Worldwide Universities Network · 1 source

Arnaud Gissinger

PlayPumps International (Trevor Field); installs executed via NGOs including Save the Children · 2000–2009 · Region

PlayPumps International installed merry-go-round handpumps intended to lift groundwater as children played, with maintenance funded by advertising revenue on storage-tank billboards. Backed by approximately $60M from th…

Per-unit cost vs. conventional handpump~6,500~14,000USD
Maximum outage duration recorded at a site17months

Case Foundation, PEPFAR, USAID, Clinton Global Initiative (~$60M campaign) · 2 sources

Arnaud Gissinger

FundiFix Ltd / Water Services Maintenance Trust Fund, with Oxford REACH, University of Nairobi and UNICEF · since 2013 · Region

A professional maintenance company on performance contracts replaced volunteer community management across two Kenyan counties. Communities call a hotline; "smart handpump" sensors (accelerometer + GSM) flag failures re…

Handpump repair time~30<3days
Piped-scheme repair time46-67~2days

Pooled user subscriptions via M-PESA plus results-based donor funding (FCDO/UKRI; share GmbH 1:1 bottled-water match) · 2 sources

Arnaud Gissinger

Communauté de communes du Pays Fléchois + new contracted provider · since 2025 · Region

When Le Relais suspended its national collection on 15 July 2025, the Pays Fléchois (Sarthe) lost its textile drop-off service. The local partner (Monde Solidaire in neighbouring sud-Sarthe) had ended its collaboration…

Communauté de communes du Pays Fléchois (new collection contract) · 1 source

Arnaud Gissinger

Le Relais / Récup Action (Vic-en-Bigorre) · since 2025 · Region

On 15 July 2025 Le Relais suspended collection across its national network of roughly 22,000 containers — about 70% of France's used-clothing collection — in a funding standoff with the eco-organisme Refashion. The Haut…

Refashion support at suspension156EUR/tonne
Le Relais stated real treatment cost304EUR/tonne

Refashion (REP TLC) per-tonne support — disputed as below cost · 2 sources

Arnaud Gissinger

France

Ongoing

Refashion (eco-organisme) + French government · since 2025 · National

When the resale-export collapse pushed French sorting operators toward insolvency in 2024–2025, the EPR-funding lever was used — repeatedly and reactively — to keep the chain alive. Refashion released a €6m emergency en…

Support to conventioned sorters — pre-crisis~125EUR/tonne
Support after Jan 2025 emergency aid~125~156EUR/tonne

Producer eco-contributions via Refashion, backed by the French state · 3 sources

Arnaud Gissinger

Le Relais (operator) / Communauté de communes du Mont des Avaloirs (CCMA) · Region

The Communauté de communes du Mont des Avaloirs (CCMA), a rural intercommunalité in northern Mayenne, ran voluntary textile collection through containers operated by Le Relais at bring-points. All textile containers wer…

Le Relais operating revenue + Refashion (REP TLC) per-tonne support · 2 sources

Arnaud Gissinger

BNDES (Brazilian Development Bank), with donors Norway (NICFI), Germany (KfW/BMZ), UK, US, Switzerland, Japan, Denmark, and Petrobras · since 2008 · National

The Amazon Fund is a performance-based forest finance mechanism created in 2008 and managed by Brazil's development bank BNDES. It disburses money only after INPE verifies that deforestation has fallen below a baseline,…

Approximate fund size (2024)~1.3USD bn
Norway cumulative contribution (historical)>1.2USD bn

Norway (NICFI), Germany (KfW/BMZ), UK, US, Switzerland, Japan, Denmark, Petrobras — performance-based transfers contingent on verified deforestation reductions · 2 sources

Arnaud Gissinger

Brazilian federal government — IBAMA, ICMBio, INPE, Ministry of Environment and Climate Change (Min. Marina Silva) · 2023–2025 · National

When Lula took office in January 2023, his government reactivated IBAMA as the lead enforcement body, ended the previous administration's gag order on agents, and roughly tripled the agency's resources. Acting on INPE's…

Annual Legal Amazon deforestation (PRODES year to July 2025)~11,594 km² (2022)5,796 km²km²/yr
Year-on-year change, PRODES year to July 2025-11%

Brazilian federal budget (IBAMA), supported by the Amazon Fund · 4 sources

Arnaud Gissinger

City of Austin / Austin Resource Recovery · City

Coop rebate per resident75USD
Chicken-keeping class duration~1hour

$75 · City of Austin / Austin Resource Recovery (municipal waste department), zero-waste programme · 1 source

Arnaud Gissinger

Communauté de communes du Sud Territoire (CCST) · 2013–2016 · City

Hens per household2hens
Years run2013-2016period

1 source

Arnaud Gissinger

Syndicat mixte Trigone (Gers) · since 2014 · Region

Test households (applicants)~80households
Hens per household2hens

1 source

Arnaud Gissinger

Commune de Lisses, with Siredom · since 2016 · City

Households served per year100households
Hens distributed per year200hens

1 source

Arnaud Gissinger

Municipality of Etterbeek (with Bruxelles-Environnement) · since 2014 · Neighborhood

Participating households~20households
Year started2014year

1 source

Arnaud Gissinger

City of Mouscron · since 2010 · Neighborhood

Pairs of hens distributed (per round)50pairs
Year of first round2010year

2 sources

Arnaud Gissinger

Town of Diest · City

Participating families~2000families
Hens per family3hens

1 source

Arnaud Gissinger

Communauté de communes du Pays Haut Val d'Alzette (CCPHVA) · since 2014 · City

Test hens40hens
Biowaste consumed (3-month operation, 40 hens)255kg

1 source

Arnaud Gissinger

SYBERT (Syndicat mixte de Besançon et de sa région) · since 2014 · City

Test households16households
Applications received200households

1 source

Arnaud Gissinger

Communauté d'agglomération de Mantes-en-Yvelines (CAMY) · 2015–2016 · City

Test households59households
Waste diverted October 2015 (59 households)633.78kg

CAMY Local Waste Reduction Programme (Programme Local de Prévention des Déchets) · 1 source

Arnaud Gissinger

Commune de Villers-les-Pots (resident-run communal coop) · Neighborhood

Coop typeResident-run communal coopmodel

1 source

Arnaud Gissinger

Commune de Navailles-Angos (school coop) · Neighborhood

Coop typeSchool canteen closed-loopmodel

1 source

Arnaud Gissinger

Commune de Pincé · 2012 · Neighborhood

Households participating31households
Hens per household2hens

1 source

Arnaud Gissinger

Commune de Barsac / CC de Podensac; ValOrizon (Lot-et-Garonne waste authority) · since 2017 · Region

Hens distributed (Barsac)1000hens
Bulk purchase cost (Barsac, 1000 hens)8500EUR

2 sources

Arnaud Gissinger

SIRMOTOM (inter-municipal waste authority, Montereau area) · 2013–2014 · City

Test households40households
Hens per household2hens

SIRMOTOM local waste-prevention programme · 1 source

Arnaud Gissinger

SMITOM du Santerre · 2014–2017 · Region

Hens distributed 2014 (8 communes)~300hens
Hens distributed 2015 (65 communes)~1900hens

SMITOM du Santerre and member communautés de communes; ADEME-backed waste-prevention programme (2011–2016) · 2 sources

Arnaud Gissinger

Trivalis (Syndicat mixte départemental, Vendée) · 2013–2014 · Region

Pilot households (2013)37households
Households served (2014 rollout)~600households

Trivalis (Vendée departmental waste authority) and member local authorities · 2 sources

Arnaud Gissinger

City of Antwerp (environmental department) · City

Households participating1000+households
Average waste reduction per household (reported)~50kg/year

2 sources

Arnaud Gissinger

Municipality of Opwijk / INZET · 2018 · Neighborhood

Households served30households
Hens distributed60hens

1 source

Arnaud Gissinger

Limburg.net (inter-municipal waste authority, Province of Limburg + Diest) · Region

Families adopting hens in one year (reported)2500+families
Waste processed per hen (authority guidance)up to 50kg/year

3 sources

Arnaud Gissinger

SICTOM Nord Allier · 2013–2015 · City

Test households20households
Applications received100+households

SICTOM Nord Allier local waste-prevention programme · 1 source

Arnaud Gissinger

SIMER (Syndicat Interdépartemental Mixte pour l'Équipement Rural) · 2014–2015 · Region

Households applied922households
Hens distributed (2014-2015)~800hens

SIMER local waste-prevention programme, supported by ADEME · 2 sources

Arnaud Gissinger

Territoire de la Côte Ouest (TCO) · 2017–2018 · City

Households applied123households
Monitored test households~20households

2 sources

Arnaud Gissinger

Colmar Agglomération · since 2014 · Region

Hens distributed (2025 edition)840hens
Households served (2025 edition)420households

€25 · Colmar Agglomération and its member communes (local household-waste prevention plan); ADEME subsidises the communication component · 5 sources

Arnaud Gissinger

Homefill (owner Kim Whitehead) · 2024 · Neighborhood

Homefill is a refill shop in Olde Town Arvada, Colorado, owned by Kim Whitehead. It sells personal-care and home products in bulk — shampoo, body wash, lotion, sunscreen, cleaning products, cooking oils — which customer…

Bottles diverted from landfill (2024)09500+bottles

1 source

Arnaud Gissinger

Marriott International · 2019–2020 · Global

Marriott International, the world's largest hotel chain (7,000+ properties across 30 brands), announced in 2019 that it would eliminate single-use small plastic toiletry bottles of shampoo, conditioner and bath gel from…

Small bottles eliminated per year~500 millionbottles
Plastic eliminated per year~1.7 millionpounds

Marriott International (corporate operating decision) · 2 sources

Arnaud Gissinger

State of California (Assemblymember Ash Kalra; Governor Gavin Newsom) · since 2023 · Region

California Assembly Bill 1162, authored by Assemblymember Ash Kalra and signed by Governor Gavin Newsom in October 2019, prohibits lodging establishments — hotels, motels, resorts, bed-and-breakfasts and vacation rental…

Effective date, hotels with 50+ rooms2023-01-01
Effective date, hotels under 50 rooms2024-01-01

State legislation (no direct programme cost); compliance costs borne by lodging establishments · 2 sources

Arnaud Gissinger

Algramo · since 2013 · City

Algramo ("by the gram" in Spanish) operates a refill model in Santiago, Chile, built around reusable packaging with an RFID chip. Customers buy products such as cleaning liquids by the gram into a reusable container; an…

Customer reuse rate~10%80%+%
Neighbourhood stores (bodegas) covered~2000stores

Algramo, with investment from Closed Loop Ventures (Closed Loop Partners); corporate partnership with Unilever · 1 source

Arnaud Gissinger

Loop (TerraCycle) with various retail partners (Kroger, Walgreens, Fred Meyer, Giant, Walmart, Tesco and others) · 2019–2023 · National

Alongside its France rollout, Loop ran reusable-packaging pilots in the United States, United Kingdom, Canada and Japan. The original model was a standalone e-commerce service: products shipped to consumers in a reusabl…

2 sources

Arnaud Gissinger

Loop (TerraCycle) in partnership with Carrefour · since 2019 · National

Loop, TerraCycle's reusable-packaging platform, is an explicit modern milk-round: products are sold in durable containers that are collected, cleaned and refilled rather than recycled. Loop launched at Davos in 2019 and…

Products available in reusable packaging370+products
Supermarkets carrying the system345stores

TerraCycle / Loop with retail partner Carrefour and participating consumer-goods brands · 2 sources

Arnaud Gissinger

Blueland (founder/CEO Sarah Paiji Yoo) · since 2019 · National

Blueland launched in 2019 as a direct-to-consumer brand built on the concentrate principle: cleaning products are ~90%+ water, so it ships dry tablets and powders that the customer dissolves in tap water inside a reusab…

Year-2 revenue growth400%+%
Customer lifetime value improvement80%%

$35M · Venture capital — ~$35M total raised, including a $20M round (Feb 2022) led by Prelude Growth Partners; earlier Shark Tank investment from Kevin O'Leary · 2 sources

Arnaud Gissinger

City of Minneapolis · City

Minneapolis is piloting resilience hubs that incorporate solar energy and battery storage in three disadvantaged communities. The hubs are existing community buildings upgraded to keep power, and therefore heating/cooli…

Resilience hubs in pilotn/a3hubs

1 source

Arnaud Gissinger

Cumberland River Compact and Metro Nashville (green infrastructure programs) · City

Nashville has pursued green-infrastructure flood mitigation — depaving, tree planting, and rain gardens — as part of its response since the catastrophic 2010 flood. This case study is included specifically for its hones…

1 source

Arnaud Gissinger

National Flood Forum with Chalvey and HCB Flood Action Groups · since 2023 · City

Project Sponge supports community Flood Action Groups in Slough, facilitated by the National Flood Forum. Two groups operate: the Chalvey Flood Action Group (established 2023) and the HCB (Huntercombe, Cippenham, Burnha…

Residents engaged at Project Sponge Festivaln/aover 400people

National Flood Forum-supported partnership (with WWT and local stakeholders) · 1 source

Arnaud Gissinger

Community BlueScapes (Richmond Council, Barnes Common Ltd., WWT) with Barnes Community Association · 2025 · Neighborhood

A purpose-built rain garden was installed beside the roundabout on Barnes High Street to reduce surface-water flood risk on paved urban areas. It absorbs excess water from storms and heavy rainfall, easing pressure on l…

Defra (via Community BlueScapes partnership) · 1 source

Arnaud Gissinger

City of Los Angeles · City

Los Angeles, where average temperatures run nearly six degrees hotter than surrounding areas, adopted cool-surface measures alongside a measurable temperature target. Its Sustainable City pLAn set a goal to reduce the l…

Average urban-rural temperature gapsurrounding areas~6 hotter°F
Differential reduction target2025 milestone1.7 by 2025, 3 by 2035°F

1 source

Arnaud Gissinger

New Jersey Board of Public Utilities (NJBPU) · since 2025 · Region

After Newark recorded 103°F in June 2025 — breaking its previous June high by six degrees — New Jersey launched a $5 million Urban Heat Island Mitigation Program through the Board of Public Utilities, funded by the stat…

June 2025 peak temperatureprevious June record103°F
Program fundingn/a5 millionUSD

New Jersey Clean Energy Fund · 2 sources

Arnaud Gissinger

City of Seville with University of Seville (research evaluation) · 2025 · City

Seville revived a roughly 3,000-year-old passive-cooling technique, channeling air through underground galleries (a qanat-style system) to pre-cool it before delivering it to buildings and public space. The city has lon…

Indoor vs outdoor temperature reductionoutdoor ambientup to 12 lower°C

1 source

Arnaud Gissinger

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