Since the global positioning system (GPS) became fully operational in the mid-1990s, it’s widely used to navigate, map and survey land as well as study the...
This article is an introduction to GPS – how it works via satellite systems and trilateration, and how it is used in industry, transport and recreation....
Remote sensing is the use of sensors to extend our human senses in observing and recording objects or events that are far away (remote) from us....
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