Wednesday, 22 June 2011

Globally available 30m Digital Elevation Models (DEMs)


The instructions for use are very simple and the resulting download can be opened in ArcGIS 

How to select a desired area; 
Step 1 :   Define the area of interest by specifying location name, selecting  or  , click and drag a rectangle or polygon  , or input coordinates by selecting  .
Step 2 :   Click Log In and sign on using your WIST/ECHO account.
Step 3 :   Click Download , specify data name, projection, format and other output setting, then submit the request.
Step 4 :   Preview and download Save the output data.