A digital map of the elevation of an area on the earth. The data are either collected by a private party or purchased from an organization such as the U.S. Geological Survey (USGS) that has already ...

New research by a team that included a Johns Hopkins engineer promises to enable more accurate ice-flow predictions, helping scientists better forecast how melting glaciers will contribute to rising ...

The 90-metre DEM generated using TanDEM-X data is now available free of charge for scientific data use Focus: Space, Earth Observation The 90-metre TanDEM-X Digital Elevation Model has been released ...

The MESSENGER mission has released the first global digital elevation model (DEM) of Mercury, revealing in stunning detail the topography across the entire innermost planet and paving the way for ...

The most complete digital topographic ever made of the Earth was released by NASA Monday. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content. The map, ...

PlanetObserver has released PlanetDEM, its new global Digital Elevation Model (DEM) with a 30m and a 90m resolution. This new DEM offers an updated, reliable, and homogeneous 3D dataset of the entire ...

A floodplain map has three key components: base map imagery and/or cartographic line work, an elevation model representing the earth’s surface or “terrain,” and flood study results generated from ...