FABDEM: 30 Meter Resolution Bare Earth DEM from Fathom
FABDEM is the first global Digital Elevation Model (DEM) with forests and buildings removed at a 30m resolution.
USGS Celebrates 125 Years of Topographic Mapping
December 3rd, 2009 marks the 125th anniversary of the national program for topographic mapping for the United States Geological Survey (USGS). Â The USGS was founded … Read more