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Thursday, September 8th, 2016

NGA, NSF Release 3D Alaska Elevation Models to Support White House Initiative

The National Geospatial-Intelligence Agency (NGA) and the National Science Foundation (NSF) released new 3-D topographic maps of Alaska on Sept. 1, 2016, in support of a White House Arctic initiative to inform better decision-making in the area. The 3-D digital elevation models (DEMs) are the first to come from the ArcticDEM project, which was created

Thursday, October 18th, 2012

Last Frontier Historical Topographic Maps

The U.S. Geological Survey announces it is now possible to see the topography and geography of Alaska in an extensive set of topographic maps dating back to 1899. This recent addition to the Historical Topographic Map Collection provides a comprehensive landscape repository of our northernmost State and shows changes through time, providing essential clues critical in the understanding