Alternative data datasets

G Geocento

Machine-learning models applied to satellite imagery that map land use, detect forest loss, and evaluate crop-related conditions across large areas.

G Google Earth Engine

A multi-petabyte catalogue of analysis-ready geospatial datasets, Landsat, Sentinel, MODIS, DEMs, land-cover classifications, population grids and climate reanalysis, hosted for server-side computation, free for research and non-commercial use.

N NASA Earthdata

NASA's earth-observation archives spanning several decades, MODIS and VIIRS land products, GPM precipitation, GRACE water storage, SRTM elevation and more than a dozen mission archives, all searchable through the Earthdata Search CMR API.