Illicit economies and enforcement
Illegal work at industrial scale cannot hide its infrastructure.
The forest closes over a chainsaw. It cannot close over a road.Illegal logging road detection in tropical forest
Unpermitted access roads are the first and most persistent signature of illegal logging. SAR change detection cuts through the cloud cover that shields most tropical cutting fronts, while high-resolution optical imagery confirms surface type and direction of advance.
Sentinel-1 C-band SAR (ESA)Planet SuperDove (PlanetScope)Landsat 8/9 OLI (USGS/NASA)
Cleared earth in dense forest has no innocent explanation.Narco-trafficking clandestine airstrip mapping
Unpermitted landing strips used for drug transshipment leave a geometric and spectral signature that satellite imagery can resolve. Sentinel-2, WorldView-3 and Sentinel-1 SAR together cover the cloud-prone Andean and Central American corridors where most clandestine strips operate.
Sentinel-2 MSIMaxar WorldView-3Sentinel-1 SAR (C-band)
Coca does not hide its chlorophyll. Satellites read it anyway.Illicit crop cultivation monitoring: coca and cannabis
Coca and cannabis carry spectral and phenological signatures that distinguish them from surrounding vegetation. UNODC's ICMS programmes in Colombia, Peru, Bolivia and Afghanistan have demonstrated that Sentinel-2 time-series, combined with VHR optical confirmation, can map cultivation at national scale with sub-hectare sensitivity.
Sentinel-2 MSI (ESA)Landsat 8/9 OLI (USGS/NASA)Maxar WorldView-2 (commercial)
No transponder, no manifest. Physics still records the passage.Illicit river-route vessel activity detection
Small vessels on drug-transshipment rivers run without AIS and often at night. SAR imaging and VIIRS night-light analysis reveal their presence anyway, using radar cross-section and thermal-light anomalies on open water reaches.
Sentinel-1 SAR (C-band, ESA)Capella Space SAR (X-band, commercial)VIIRS Day/Night Band (NOAA/NASA, Suomi NPP and NOAA-20)
Waste sites grow quietly. Thermal physics and spectral indices do not.Illegal landfill and open waste-dumping site detection
Unpermitted dump sites leave measurable signatures in thermal, shortwave-infrared and visible imagery. Satellite monitoring can detect active decomposition, leachate staining and site expansion before ground inspectors arrive.
Landsat 8/9 TIRSSentinel-2 MSIMaxar WorldView-3
Sanctions freeze the paperwork. They rarely freeze the smoke.Activity monitoring at sanctioned industrial facilities
Open-source satellite imagery can reveal whether a sanctioned refinery, port, or weapons-related plant is still operating, using vehicle counts, stockpile geometry, thermal signatures, and vessel calls as proxies for activity that trade data no longer shows.
Sentinel-2 MSIMaxar WorldView-3Planet SkySat
Planning records say empty land. The satellite disagrees.Unlicensed construction and land-use violation detection
Satellite change-detection compares current very-high-resolution imagery against cadastral baselines to flag structures built without permission. New concrete and metal roofing have distinct spectral and textural signatures that algorithms can isolate at scale, long before an inspector arrives on site.
Maxar WorldView-3Planet SuperDovePlanet SkySat
Miners move earth. Earth cannot hide what it reflects.Illegal artisanal and small-scale mining pit expansion
Unpermitted artisanal and small-scale mining leaves spectral, structural and hydrological signatures detectable from orbit. Open-source and commercial sensors can map pit expansion, turbidity plumes and mercury stress in fringing vegetation at operationally useful cadence.
Sentinel-2 MSILandsat 8/9 OLISentinel-1 SAR C-band
Ships turn off their transponders. They cannot turn off physics.Dark-vessel detection on known smuggling routes
SAR radar detects vessel hulls regardless of AIS status. Cross-referencing SAR positions with transponder gaps on documented smuggling routes in the Mediterranean, Gulf of Guinea and Strait of Malacca identifies vessels of operational interest.
Sentinel-1 SAR (ESA)ICEYE SAR (commercial)Capella Space SAR (commercial)
The animals move at night. The compounds change by day.Wildlife-trafficking transit hub and holding-site monitoring
VHR optical satellites can detect vehicle patterns, temporary enclosures and compound changes at suspected wildlife-trafficking transit sites. Imagery is a cueing tool, not a conviction: ground investigation must follow.
Maxar WorldView-3Airbus Pléiades NeoPlanet SkySat
Vessels switch off their transponders. SAR sees them anyway.Illegal, unreported and unregulated fishing vessel detection
SAR imagery detects vessel hulls regardless of AIS status, exposing fishing activity inside EEZs and marine protected areas that transponder data alone would miss. Matching SAR detections against AIS and VMS gaps identifies the dark vessels most likely to be operating without authorisation.
Sentinel-1 SAR (ESA)ICEYE SAR constellationCapella Space SAR
Kilns go cold. The scar they leave does not.Illegal charcoal production kiln detection
Active earth kilns emit detectable thermal signatures in Landsat 8/9 TIRS and VIIRS bands; spent kilns leave spectrally distinct dark-soil scars visible in Sentinel-2 and Planet imagery. Together, these two signals support both real-time enforcement and cumulative deforestation accounting.
Landsat 8/9 TIRSVIIRS (Suomi-NPP / NOAA-20)Sentinel-2 MSI
Crude oil hides in creeks. It cannot hide from radar.Illegal oil bunkering and pipeline-tap site detection
Illegal oil bunkering in the Niger Delta costs producers billions and poisons ecosystems. Sentinel-1 SAR, Sentinel-2 and VHR optical imagery each expose different signatures of the same crime.
Sentinel-1 SAR (C-band, ESA)Sentinel-2 MSI (ESA)Landsat 8/9 OLI (USGS/NASA)
Smugglers choose terrain. Terrain leaves a record.Cross-border smuggling infrastructure and track mapping
Compacted soil, disturbed vegetation and metal infrastructure create spectral and radar signatures that persist long after a vehicle has passed. Sentinel-2 time-series and VHR optical imagery map informal tracks and border-crossing infrastructure used by overland smuggling networks.
Sentinel-2 MSISentinel-1 SAR (C-band)Planet SkySat
Poppies bloom on a schedule. That schedule is their exposure.Opium poppy cultivation mapping by phenological signature
Opium poppy produces a spectral trajectory through flowering and capsule stages that no cereal crop replicates. Time-series analysis of red-edge and EVI signals on Sentinel-2 and PlanetScope can map cultivation at field scale, though cloud cover and plot fragmentation set real limits on what satellites can count.
Sentinel-2 MSI (ESA)PlanetScope SuperDoveLandsat 8/9 OLI (USGS/NASA)
Synthesis reactions run hot. Satellites notice.Clandestine drug-laboratory thermal anomaly detection
Large-scale clandestine drug laboratories emit persistent heat signatures detectable by spaceborne thermal sensors. This page explains which sensors apply, where the method works, and where it fails.
Landsat 8/9 TIRS (Band 10)ECOSTRESS (ISS-mounted)ASTER TIR
A legitimate depot and a precursor store look identical. Context does not.Precursor chemical storage and transshipment site detection
Bulk precursor chemicals move through warehouses and tank farms that are visually indistinguishable from legal agrochemical storage. Change detection on very-high-resolution imagery, combined with AIS vessel calls and road-traffic density, builds the corroborating layers that imagery alone cannot.
Maxar WorldView-3Airbus Pléiades NeoPlanetScope
Dredge pontoons move. Turbidity plumes and coherence loss do not lie.Illegal sand and aggregate dredging on river systems
Illicit sand extraction reshapes river channels and spikes water turbidity in ways Sentinel-2 and Sentinel-1 can track at five-day revisit. Cloud cover during monsoon season is a real constraint; SAR partially compensates.
Sentinel-2 MSISentinel-1 SAR C-bandPlanetScope SuperDove
A vessel can change its name. Its radar cross-section cannot.Ghost vessel identity switching and flag-of-convenience detection
Vessels evading sanctions or smuggling cargo frequently broadcast cloned or false AIS identities. Fusing SAR-derived hull geometry with AIS-reported identity exposes the contradiction.
Sentinel-1 SAR (ESA)ICEYE SAR (commercial)Capella Space SAR (commercial)
They run dark and low. Physics still writes a wake.Semi-submersible and narco-submarine route detection
Low-profile vessels used for cocaine transshipment leave near-zero radar cross-section and carry no AIS, but Kelvin wake signatures in high-resolution SAR imagery betray their passage. Detection is probabilistic; this page covers the physics, the published methods, and the honest limits.
Sentinel-1 SAR (C-band, ESA)ICEYE SAR (X-band)Capella Space SAR (X-band)
Soil remembers every crossing. Satellites read the record.Informal border-crossing footpath and vehicle track mapping
Repeated foot and vehicle movement across ungoverned border segments leaves compaction and vegetation loss detectable in VHR optical imagery and SAR coherence products. Distinguishing smuggling routes from livestock paths requires endpoint analysis, not just track geometry.
PlanetScope SuperDoveSentinel-1 C-band SARMaxar WorldView-3
Regulators want proof. Pit walls move whether anyone is watching or not.Conflict mineral extraction site monitoring for supply-chain due diligence
Sentinel-2 and PlanetScope change detection can document pit expansion, road construction and processing-site activity at named conflict-mineral sites, giving supply-chain auditors satellite evidence to set alongside IPIS ground data.
Sentinel-2 MSIPlanetScope SuperDoveSentinel-1 SAR
The pits are invisible from the road. Not from orbit.Illegal amber extraction pit and landscape scarring detection
Illicit amber mining in Ukraine's Rivne and Zhytomyr oblasts leaves dense pit fields and pump-discharge channels that are legible in multispectral satellite imagery. Object-based analysis of Sentinel-2 and PlanetScope data can map active zones, track seasonal spread and quantify disturbed area for enforcement agencies.
Sentinel-2 MSIPlanetScope SuperDoveMaxar WorldView-2
A drill pad clears forest. Radar sees the clearing before the rig arrives.Unauthorised oil and gas well drilling detection
Illegal well drilling leaves a predictable sequence of surface scars: cleared pads, access tracks, flare light and tank batteries. Sentinel-1 SAR and PlanetScope optical time series can flag new pad events within days, though distinguishing unlicensed from licensed activity still requires concession-boundary cross-referencing.
Sentinel-1 C-band SAR (ESA)PlanetScope SuperDoveLandsat 8/9 OLI
Markets grow in satellite imagery. Intent does not.Illicit market and informal economy monitoring in refugee settlements
Very-high-resolution optical satellites can track market expansion, structure density and vehicle patterns in large refugee settlements. The method flags spatial anomalies for ground investigation; it cannot distinguish licit from illicit trade.
Maxar WorldView-3Airbus Pléiades NeoPlanet SkySat
Tobacco hides from tax registers. It cannot hide from red-edge bands.Unlicensed tobacco plantation detection for excise enforcement
Unlicensed tobacco cultivation supplies untaxed cigarette manufacturing across the EU, Ukraine and South America. Multispectral imagery can fingerprint tobacco's canopy and phenology, flagging unregistered plots for excise investigators.
Sentinel-2 MSIPlanetScope SuperDoveAirbus Pléiades
Ships turn off their transponders. They cannot turn off their radar cross-section.Sanctions-evading ship-to-ship oil transfer detection
Ship-to-ship oil transfers in international waters are a documented mechanism for laundering sanctioned crude from Iran, Venezuela and North Korea. Fusing wide-area SAR search with tasked high-resolution SAR confirmation exposes the transfers that AIS silence is designed to hide.
Sentinel-1 (ESA)ICEYE SAR constellationCapella Space SAR
The lights stay on all night. Physics keeps the receipt.Illicit indoor cannabis greenhouse detection by thermal and spectral signature
Large-scale indoor cannabis grows betray themselves through heat: ECOSTRESS and Landsat TIRS flag anomalous roof temperatures, while Sentinel-2 identifies blacked-out glazing. Resolution limits are real, but the combination narrows enforcement priority lists considerably.
ECOSTRESS (ISS)Landsat 8/9 TIRSSentinel-2 MSI
Containers move on schedules. Anomalies in that schedule are data.Anomalous container dwell-time detection at ports for smuggling risk
Very-high-resolution optical time series can track individual container positions across port yards, flagging dwell-time outliers and atypical inter-yard transfers as behavioural risk signals for customs prioritisation.
Planet SkySatMaxar WorldView-3Airbus Pléiades Neo
The logs leave the forest. The yard betrays the rest.Unlicensed sawmill and timber-processing site activity monitoring
Unlicensed sawmills leave distinctive footprints in satellite imagery: log-yard stockpiles, sawdust waste, and vehicle tracks. Cross-referencing detected sites against national concession registers separates the detection problem from the legality question.
PlanetScope SuperDoveSentinel-2 MSIMaxar WorldView-3
Looters move fast. Sub-metre imagery moves faster.Archaeological site looting pit detection and progression monitoring
Illicit excavation leaves crater fields and spoil heaps visible in very-high-resolution optical imagery. Mapping pit density, disturbed area and progression over time gives heritage authorities and enforcement agencies the evidence base to act.
Maxar WorldView-3Airbus Pléiades NeoPlanet SkySat
Fields don't lie green without water. The licence record does.Unauthorised irrigation water abstraction detection
Unlicensed irrigation leaves a spectral fingerprint: anomalously high NDVI and elevated evapotranspiration in areas with no registered water rights. Fusing Sentinel-2, Landsat and FAO WaPOR data turns that fingerprint into enforcement evidence.
Sentinel-2 MSILandsat 8/9 OLI-TIRSSentinel-1 SAR C-band
Cattle ranchers clear at night. Spectral contrast betrays them by morning.Illegal cattle ranch expansion into protected forest
Multispectral time series at 3–10 m resolution can detect pasture clearance inside protected forest zones within weeks, mapping bare soil, grass and corral infrastructure against cadastral boundaries to identify unlicensed conversion.
Planet SuperDove (PlanetScope)Sentinel-2 MSILandsat 8/9 OLI
The net drifts free of the vessel. SAR sees both.Illegal large-scale driftnet gear detection at sea
Driftnets longer than 2.5 km are banned by UN resolution, yet AIS tracks only the boat, not the gear. Synthetic aperture radar can image the net itself, and dark-vessel correlation closes the attribution gap.
Sentinel-1 C-band SAR (ESA)ALOS-2 PALSAR-2 L-band SAR (JAXA)ICEYE X-band SAR constellation
Licensed factories file blueprints. Clandestine ones leave signatures instead.Unlicensed fireworks and pyrotechnic manufacturing site detection
Clandestine pyrotechnic factories hide in farm sheds and residential plots, but thermal infrared and sub-metre optical imagery expose the physical and thermal signatures that licensing authorities never see on paper.
Maxar WorldView-3Airbus Pléiades NeoLandsat 8/9 TIRS
Poachers move at night. Compounds leave marks that last for months.Ivory and bushmeat stockpile facility detection near park boundaries
High-resolution optical imagery can identify informal storage and processing compounds near park boundaries by detecting construction patterns, vehicle activity and cold-storage infrastructure inconsistent with declared land use.
Maxar WorldView-3Airbus Pléiades NeoPlanet SuperDove (PlanetScope)
The smoke disperses. The soil remembers for decades.Informal e-waste dismantling and open-burning site detection
Open burning of e-waste cables and acid-stripping of circuit boards leave spectral and thermal signatures detectable from orbit. Multispectral and thermal sensors can locate active sites and map the contamination footprint they leave behind.
Sentinel-2 MSILandsat 8/9 TIRSPlanet SuperDove (PlanetScope)
Soil remembers what perpetrators try to hide.Clandestine grave and mass burial site detection
Freshly disturbed soil and decomposition-driven vegetation die-off leave spectral and topographic signatures detectable from orbit. Satellite remote sensing, documented in forensic literature, can cue ground investigators to clandestine burials linked to organised crime or atrocity events.
Maxar WorldView-3Airbus Pléiades NeoSentinel-2 MSI
The lights stay on all night. The declared use does not explain that.Unlicensed gambling arcade and illicit cash-business cluster detection
Persistent night-time illumination inconsistent with declared land use, combined with high vehicle-turnover signatures in very-high-resolution daytime imagery, can flag candidate unlicensed gambling or cash-front clusters for ground investigation.
VIIRS Day/Night Band (Suomi NPP / NOAA-20)Planet SuperDove (PlanetScope)Maxar WorldView-3
Fields absorb what they are given. Satellites read the receipt.Illegal pesticide and agrochemical dumping on agricultural land
Banned or expired agrochemicals dumped on fields leave spectral signatures that differ measurably from drought, frost or disease. Sentinel-2 red-edge and SWIR bands, combined with water-quality proxies, can surface those signatures before ground inspectors arrive.
Sentinel-2 MSILandsat 8/9 OLISentinel-3 OLCI
Camouflage fools the eye. It cannot fool coherence loss or NIR physics.Camouflaged illegal arms depot and weapons-cache site detection
Concealed weapons caches hide under netting and canopy, but artificial camouflage materials betray themselves in near-infrared reflectance and SAR coherence time series. This page explains the sensor physics, honest detection limits, and how the methods combine.
Sentinel-1 C-band SAR (ESA)ALOS-2 PALSAR-2 (JAXA)Maxar WorldView-3
The fire goes out. The soil remembers for years.Informal fuel depot and artisanal crude-oil refinery detection
Artisanal crude refining leaves overlapping signatures across thermal, radar and optical data. Satellite analytics can locate active sites within days and map historical contamination across entire creek systems.
Landsat 8/9 TIRSSentinel-1 C-band SARSentinel-2 MSI