EP. 2· 7:35· April 29, 2026
SIGNAL No.2 — Earth Observation, Locality, Semantic Infrastructure
Earth Observation: Snapshots → Continuity. NASA's redesigned MODIS/VIIRS flood product with a 23-year archive. Africa's forests shifting from carbon sinks to sources. Locality, authorship & AI ethics. Semantic layer becomes infrastructure.

Today's Signals
Hosted by Oli.
01 — Earth Observation: Snapshots → Continuity
- NASA released a redesigned MODIS/VIIRS flood product with a 23-year archive (2003–2025), separating anomalous floods from recurrent wetlands
- AccuWeather forecasts 5.5M+ acres burned in the 2026 US wildfire season, with 56% of the country in drought
- Africa's forests have shifted from carbon sinks to net sources, losing 106 billion kg of biomass annually (2010–2017)
02 — Locality, Translation & Authorship
- Tokyo Photography Museum: "Don't Think. Feel" — sensation in the age of AI
- NAIAA (10,000+ creators) released an industry-wide AI ethics framework with opt-in consent and royalty standards
03 — Semantic Layer Becomes Infrastructure
- OSI v1.0 released by a coalition of 33 companies including Snowflake and dbt Labs
- Andrew Moore launched Elemental to build knowledge graphs targeting 22–94% hallucination reduction in LLMs
