Tag: WGS 84

  • The U.S. Geological Survey (USGS) Releases New Heights of Accuracy for World Topography

    The U.S. Geological Survey (USGS) Releases New Heights of Accuracy for World Topography

    The U.S. Geological Survey (USGS) and the National Geospatial-Intelligence Agency (NGA) have collaborated in the development of a much improved global elevation model, the Global Multi-resolution Terrain Elevation Data 2010 (GMTED2010). GMTED2010 replaces the widely used, 15-year-old GTOPO30 terrain model as the best available global digital elevation model. Useful for regional-, continental-, and global-scale applications,…