-
Servicio WMS, Global, WHYMAP BGR Hannover & UNESCO, Mapa Global Hidrogeologico
The World-wide Hydrogeological Mapping and Assessment Programme (WHYMAP) compiles data on groundwater from national, regional and global sources, and visualises them as printed... -
Aquifers
This map layer contains the shallowest principal aquifers of the conterminous United States, Hawaii, Puerto Rico, and the U.S. Virgin Islands, portrayed as polygons. The map...
E' possibile inoltre accedere al registro usando le API (vedi Documentazione API).