Databases

Copernicus: https://cds.climate.copernicus.eu/cdsapp#!/home

Google Earth Engine: https://developers.google.com/earth-engine/datasets/catalog

Global Flood Database: https://global-flood-database.cloudtostreet.ai/#interactive-map

GDAM: https://gadm.org/

HydroSHEDS: https://www.hydrosheds.org/

RAISG: https://dev.amazoniasocioambiental.org/en/maps/

HYBAM: https://hybam.obs-mip.fr/

GRDC: https://portal.grdc.bafg.de/applications/public.html?publicuser=PublicUser#dataDownload/Home

Theia-Hydroweb (Global WL Stations): https://hydroweb.theia-land.fr/

NRFA (National River Flow Archive) - UK:  https://nrfa.ceh.ac.uk/

GLEAM (Global Land Evaporation Amsterdam Model) Dataset: https://www.gleam.eu/