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#satellite-monitoring

Issues, solutions, and case studies for satellite-monitoring

Found 7 nodes with this tag: 2 issues · 2 solutions · 3 case studies

Issues 2

#00081Litter sources and hotspots are poorly measured at an actionable granularity

Decision-makers rarely have street-level data on where litter concentrates, what it is, and which brands it come from. Without comparable, location-specific evidence, interventions can't be targeted, producers can't be held accountable, and nothing can be proven to work.

#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

Solutions 2

#00073Shark tracking apps and real-time tagged-shark and sighting alert networks

Phone apps push real-time shark alerts — automatically when a tagged shark passes an acoustic listening station, plus crowd-sourced or spotter-confirmed sightings. Cheap to distribute and good for awareness, but only tagged or seen sharks appear, risking false reassurance.

region

#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

Case studies 3

NSW DPIRD (SharkSmart) with Surf Life Saving NSW · Region

NSW runs the most integrated tagged-shark alert network: roughly 37 acoustic listening stations (at least one in every coastal local government area) detect tagged white, tiger and bull sharks and automatically push an…

Tagged-shark listening stations (NSW)~37
Alert trigger range around a station~500m

NSW Government · 1 source

Jessie

Shark Spotters (NPO), with the City of Cape Town · since 2004 · City

Shark Spotters has operated since 2004 in Cape Town: trained observers positioned on mountainsides 50–110 m above the sea scan the water and, on spotting a shark, trigger a flag-and-siren warning that clears swimmers an…

Shark sightings recorded since 2004>2,020
Spotter vantage elevation50-110m above sea level

City of Cape Town and partners · 2 sources

Jessie

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

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