# Attribution

Release: `2026-08-03-global`  
Build fingerprint: `d95a643c8edd8b029f4fc618a63a04dbfe1c8aa2f9ec142ba3bf1fde1b991a9c`

This release was generated from the following registered source datasets.

## Copernicus DEM GLO-30 (DSM — canopy/buildings included, docs §7)

- Registry key: `dem_glo30`
- Role: slope hard gate + earthworks cost; TPI (f_tpi); horizon mask
- Licence: Copernicus WorldDEM-30 free licence — commercial OK, attribution required
- Licence assessment: commercial use permitted with attribution

## GeoNames cities500 (cell naming)

- Registry key: `geonames`
- Role: nearest populated place and administrative display labels
- Licence: CC-BY-4.0
- Licence assessment: commercial use permitted under CC BY 4.0 with attribution

## JRC global river flood hazard v2.1 (90 m, 100-yr)

- Registry key: `jrc_flood`
- Role: See the source registry.
- Licence: JRC no-limitation — commercial OK
- Licence assessment: commercial use permitted under the stated no-limitation terms

## Natural Earth admin-0 boundaries (jurisdiction lookup)

- Registry key: `naturalearth`
- Role: country assignment at the final recommended coordinate
- Licence: public domain
- Licence assessment: commercial use permitted under the public-domain dedication

## OSM roads / power / land-use boundaries (Geofabrik extracts)

- Registry key: `osm`
- Role: See the source registry.
- Licence: ODbL — commercial OK, attribution + share-alike on derived DBs
- Licence assessment: commercial use permitted under ODbL with attribution and applicable share-alike

## OurAirports (airports + runways, aviation cost layer)

- Registry key: `ourairports`
- Role: aviation / laser-safety proximity cost; runway-heading corridor fallback
- Licence: public domain (Unlicense)
- Licence assessment: commercial use permitted under the public-domain dedication

## Open Protected Areas pinned release (WDPA-free)

- Registry key: `protected`
- Role: strict -> hard exclusion; non-strict/unknown -> permitting review flag; incomplete country coverage -> provisional check required, not a veto
- Licence: per source, as recorded in the Open Protected Areas release manifest
- Licence assessment: only the pinned WDPA-free Open Protected Areas release is allowed

## World Bank WGI (jurisdiction risk rating)

- Registry key: `wgi`
- Role: See the source registry.
- Licence: CC-BY-4.0
- Licence assessment: commercial use permitted under CC BY 4.0 with attribution

## ESA WorldCover 2021 v200 (10 m land cover)

- Registry key: `worldcover`
- Role: water/built hard excludes; forest clearing cost; m_urban built density
- Licence: CC-BY-4.0 — commercial OK, attribution required
- Licence assessment: commercial use permitted under CC BY 4.0 with attribution