Monday, November 21, 2011

Digital Elevation Model(DEM)



A Digital Elevation Model uses satellite images to create a digital recreation of the Earth's surface that depicts terrain elevations in the form of three-deminsional images. The images above is a DEM of a salt lake in Bolivia.

http://www.infoterra.de/asset/cms/image/gallery/20101215_TanDEM-X_DEM_Bolivia_download.jpg

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