Provider NOAA NCEI Spatial Coverage Global Spatial Resolution 1 arc-min (~2 km) Temporal Coverage Static Period 2022 Key variables Integrated topography & bathymetry Access URL License/Terms Public domain (US) Reliability High API_Endpoint_or_Dataset_ID NOAA NCEI THREDDS/OPeNDAP DOI EarthEngine_ID
Provider GEBCO Spatial Coverage Global Spatial Resolution 15 arc-sec (~500 m) Temporal Coverage Static with annual updates Period Current Key variables Bathymetry/topography Access URL License/Terms Open Reliability High API_Endpoint_or_Dataset_ID HTTP/FTP DOI EarthEngine_ID
Provider Univ. of Oxford Spatial Coverage Global Spatial Resolution 30 m Temporal Coverage Static Period 2021 Key variables Bare-earth elevation (SRTM-corrected) Access URL License/Terms Open (see site) Reliability High API_Endpoint_or_Dataset_ID HTTP; Zenodo DOI 10.1088/1748-9326/ac4d4f EarthEngine_ID Oxford/FABDEM
Provider The University of Tokyo (Yamazaki et al.) Spatial Coverage Global Spatial Resolution 3 arc-sec (~90 m) Temporal Coverage Static Period published 2017; updates 2019+ Key variables Bare-earth elevation (error-minimized) Access URL License/Terms Open (academic) Reliability High API_Endpoint_or_Dataset_ID HTTP;…
Provider JAXA Spatial Coverage Global Spatial Resolution 30 m Temporal Coverage Static Period 2006–2011 (compiled) Key variables Elevation (DSM) Access URL User registration: , Download (tile map): License/Terms Open (JAXA terms) Reliability High API_Endpoint_or_Dataset_ID HTTP; bulk tiles DOI…
Provider NASA JPL / MEaSUREs Spatial Coverage ~60°N–56°S Spatial Resolution 30 m Temporal Coverage Static Period 2000 (reprocessed) Key variables Elevation (void-filled SRTM reprocessing) Access URL License/Terms Public (NASA/USGS) Reliability High API_Endpoint_or_Dataset_ID LP DAAC; AppEEARS; HTTPS DOI 10.5067 EarthEngine_ID…
Provider NASA/USGS Spatial Coverage ~60°N–56°S Spatial Resolution 30 m Temporal Coverage Static Period 2000 acquisition Key variables Elevation (DTM/DSM mix) Access URL License/Terms Public (NASA/USGS) Reliability High API_Endpoint_or_Dataset_ID LP DAAC; AppEEARS; HTTPS DOI 10.5066/F7PR7TFT EarthEngine_ID USGS/SRTMGL1_003
Provider ESA/Copernicus Spatial Coverage Global Spatial Resolution ~90 m Temporal Coverage Static with periodic updates Period Current Key variables Elevation (DSM) Access URL License/Terms Open (Copernicus terms) Reliability High API_Endpoint_or_Dataset_ID ESA portal; CDS catalogue DOI EarthEngine_ID COPERNICUS/DEM/GLO90
Provider ESA/Copernicus Spatial Coverage Global Spatial Resolution ~30 m Temporal Coverage Static with periodic updates Period Current Key variables Elevation (ellipsoidal/EGM; DSM) Access URL License/Terms Open (Copernicus terms) Reliability High API_Endpoint_or_Dataset_ID AWS S3 + ESA portal; CDS catalogue DOI…