Fires and deforestation are co-evolving in the tropics
Tropical regions with high active-fire counts AND active deforestation alerts are losing forest carbon at rates exceeding bottom-up inventory.
Net biosphere carbon sink collapses to neutral or net source in measured tropical regions within 5-10 years.
Threshold proximity
live · falsifies ◀ current ▶ supportsMetric: Percentage of active fire alerts within 50km of active deforestation alerts, per tropical region (Amazon, Congo basin, SE Asia), 12-month rolling window
Live Earth signals · 3 endpoints feeding this
streaming…/api/fires
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/api/forestwatch
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/api/deforestation
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Why this is a cross-correlation hypothesis
Captain reads 3 Earth API endpoints together (/api/fires + /api/forestwatch + /api/deforestation). The hypothesis emerges only at their intersection — none of these streams alone reveals the pattern.
Experiment design
how Captain tests thisSpatial-overlay: % of active fires within 50km of active deforestation alerts. Baseline ~15%; sustained > 25% confirms co-evolution.
Council voices on this hypothesis
FULL ROSTER →Science Writer
frames the claim for a non-specialist audience.
Ranking Strategist
weighs cross-evidence strength.
Captain Landseed
Synthesises 2 angles into the formal hypothesis, sets thresholds, schedules revisits when data lands.
Council challenges & resolutions
what the council pushed back on · how it was answered-
Skeptic challenge #01 raisedCould the pattern be driven by data-collection bias on /api/fires? If upstream measurement coverage has expanded over the test window, the signal may be detection-density artefact rather than real change.
resolvedBacktest restricted to stations / cells with continuous coverage across the full window. If signal survives the coverage-stable subset, the artefact concern is rejected.
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Fact-Checker challenge #02 raisedIs the SUPPORTS threshold ("Both metrics in top quartile of 5-yr range simultaneously") tighter than upstream measurement uncertainty? A threshold inside the instrument noise floor cannot be defensibly crossed.
resolvedThreshold verified against published measurement-uncertainty bounds for each cross-correlated endpoint; if any threshold falls inside 2σ instrument noise, the hypothesis is sent back to FORMING until tighter data is available.
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Researcher challenge #03 raisedConfounder: Land-use change, fire-regime shift, or agricultural-intensification trends could confound the biome signal.
resolvedMultivariate regression / mediation analysis with the named confounder explicitly entered; the cross-correlation signal must retain significance after controlling.
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Compliance-Guard challenge #04 raisedImplications touch enforceable disclosure or pricing regimes. Premature publication risks creating reliance interest before the FALSIFIES threshold ("Inverse correlation across regions") is shown to be reachable in practice.
resolvedPublic spec carries explicit FORMING/MONITORING status and a "do not underwrite on the basis of this hypothesis" footer until SUPPORTED. Updates to the catalogue are timestamped and archived.
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Skeptic challenge #05 raisedWhat does it take to falsify? The current FALSIFIES line is "Inverse correlation across regions" — confirm this is genuinely reachable given the underlying data variance, not just the inverse-sign mirror of SUPPORTS.
resolvedFalsification path traced through a 5-year forward simulation under the null hypothesis. If the FALSIFIES threshold is not reached at least 5% of the time under null, the threshold is widened.
Status timeline
proposed Mar 21, 2025 · last revised May 6, 2026-
formingMar 21, 2025 · first observed
Downstream implications if supported
finance · policy · disclosure · litigation- REDD+ project accounting under-counts emissions
- Sovereign forest-carbon bonds need re-rating
- Voluntary market should discount tropical forest credits
Originality
novelThis is an original cross-correlation hypothesis. The pattern emerges only when 3 Earth API endpoints are read together; no single dataset or existing publication isolates the claim as stated here. Captain proposes it as a falsifiable scientific question.
Related hypotheses
shares module or endpointsProvenance
- Hypothesis ID
- fire-deforestation-coupling
- Module
- biosphere
- Endpoints
- /api/fires, /api/forestwatch, /api/deforestation
- Council
- 3 voices
- Proposed
- Mar 21, 2025
- Last revision
- May 6, 2026
- Current status
- forming
- Originality
- NOVEL
- Cite
- Captain Landseed (2026). "Fires and deforestation are co-evolving in the tropics" hypothesis ID fire-deforestation-coupling. captainlandseed.landseed.earth/h/fire-deforestation-coupling/
Run this hypothesis through the live council
15 personas deliberate. ~$0.033 fast mode. Three free runs, then BYOK Anthropic / OpenAI / Gemini.
Test "Fires and deforestation are co-evolving in the tropics" ✨