Remote sensing main page




Information on hydrology derivatives can be found on the landcover data page.


Click here to jump to local scale data sources


Global coverage



Local coverage


  • The Viewfinder Panorama website provides links to DEM data at 1", 3" and 15", globally, for each continent, and a number of regions (Alps, Greenland etc.). This website is frequently updated, with a history of updates at the end of the page. You can see a coverage map here.


North America



  • DEM (30 arc-second) can be obtained via NASA Global Change Master Directory
  • Central African SRTM products can be obtained through OSFAC



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