communityfix.org

Case studies

Real-world implementations of the catalog's solutions: where they were tried, what they cost, and how it went. Failures are documented too, so they aren't repeated.

Showing 50 case studies

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…

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

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