| key,source,url,licence,retrieved | |
| OV,"Overture Maps divisions (locality), release 2026-10-21.0",https://docs.overturemaps.org/,ODbL 1.0 (OSM-derived) / CDLA-Permissive-2.0,2026-11-03 | |
| OVT,"Overture Maps transportation/segment, release 2026-10-21.0 (OpenStreetMap-derived)",s3://overturemaps-us-west-2/release/2026-10-21.0/theme=transportation/,ODbL 1.0,2026-11-03 | |
| OVL,"Overture Maps base/land_use, release 2026-10-21.0 (OpenStreetMap-derived)",s3://overturemaps-us-west-2/release/2026-10-21.0/theme=base/type=land_use/,ODbL 1.0,2026-11-03 | |
| GPOP,"GHSL GHS-POP R2023A, epochs 2000 & 2025, 30 arc-sec (European Commission JRC)",s3://jrc-ghsl/ghs-pop/r2023a/4326/30asec/,CC BY 4.0,2026-11-03 | |
| GSMOD,"GHSL GHS-SMOD R2023A 2025, 30 arc-sec (Degree of Urbanisation settlement model)",s3://jrc-ghsl/ghs-smod/r2023a/4326/30asec/2025/,CC BY 4.0,2026-11-03 | |
| GBLT,"GHSL GHS-BUILT-S R2023A 2025, 30 arc-sec",s3://jrc-ghsl/ghs-built-s/r2023a/4326/30asec/2025/,CC BY 4.0,2026-11-03 | |
| GGRN,"GHSL EMC built greenness R2025A 2022, 30 arc-sec",s3://jrc-ghsl/emc-built-greenness/r2025a/4326/30asec/2022/,CC BY 4.0,2026-11-03 | |
| ELEV,"Mapzen/AWS Terrain Tiles (terrarium, zoom 11; SRTM/GMTED/ETOPO composite)",s3://elevation-tiles-prod/terrarium/,Public domain / open (see attribution list),2026-11-03 | |
| GHCN,"NOAA GHCN-Daily station records, 1991-2020 aggregated by Lilambd",s3://noaa-ghcn-pds/csv.gz/by_station/,Public domain (US Government; WMO Res. 40 for some stations),2026-11-03 | |
| OA,OurAirports airports.csv (scheduled service only),https://github.com/davidmegginson/ourairports-data,Public domain,2026-11-03 | |
| NEP,Natural Earth 10m ports,https://github.com/nvkelso/natural-earth-vector,Public domain,2026-11-03 | |
| CALC,Computed by Lilambd from the columns above,-,CC BY 4.0 (this dataset),2026-11-03 | |