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A Digital Elevation Model (DEM) is a representation of the Earth's surface that shows the variation in elevation at different points on the terrain. It is typically created using satellite or aerial data, and can be displayed as a three-dimensional model or as a two-dimensional map.
DEM data is important in many different fields, including engineering, environmental studies, and urban planning. Here are some use cases of DEM:
Overall, Digital Elevation Models are powerful tools for understanding and analyzing the Earth's surface, and are used in a wide range of applications to help make informed decisions about our planet.