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global positioning system (GPS)





GPS receiver unit in the field. The sensor dome receives satellite
 information to determine location.

(Source: USGS)

 

A global positioning system is a method that uses satellite triangulation to accurately determine geographic location. 

Useful sites:

All about GPS (from Trß:e)

 

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© 2003 - 2006 Michael Ritter (mritter@uwsp.edu)
Last Revised September 26, 2006