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United States Department of Agriculture

Agricultural Research Service

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ARS hydrologist Doug Boyer (right) collects water from a stream in a limestone cave.A hydrologist studies water and its properties, particularly as it behaves as rainfall or in lakes, streams and even in soil. A hydrologist's top interests include where water can be found and the cycle of its movement: from the time it lands on the Earth as rain or other precipitation, to its travels on, through and under the land and its eventual return to the ocean.

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Last Modified: 8/12/2016
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