The Global Land One-kilometer Base Elevation (GLOBE) dataset is a global digital elevation model (DEM) with 30 arc-second (30") grid resolution. It was the first publicly available, high resolution DEM to cover more than two-thirds of the earth’s surface, though copyrighted or limited distribution products like NIMA predated it. GLOBE data comes from 11 sources, via 18 combinations of source/lineage processing. Scientists compiled DEMs available at griddings of 1-km or smaller, adding or m...| National Centers for Environmental Information (NCEI)