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 ...

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 ...

Airbus Defense and Space’s edited WorldDEM database, along with the WorldDEM4Ortho dataset, are now available for streaming. WorldDEM is a single-source digital elevation model. According to the ...

The remote identification of forest canopy gaps from Digital Elevation Models (DEMs) built from aerial photographs is potentially a viable alternative to ground-based field surveys. In this study a ...