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dimanche 5 avril 2015

Geospatial Revolution

Uploaded on Nov 4, 2010
Produced by Penn State Public Broadcasting
This episode looks at how local governments and business use geospatial technology to deliver services and run efficiently, keeping a continuing eye on future developments and applications.

What are Geodetic Datums?

Published on Oct 1, 2014
In this video we explain the basic concepts behind geodetic datums, where they are used, and why it is important to know about and use the correct datums. For more information on geodetic datums, visit