Elevated nitrogen and phosphorus still widespread in much of the nation's streams and groundwater

Monday, September 27, 2010 - 11:14 in Earth & Climate

Elevated concentrations of nitrogen and phosphorus, nutrients that can negatively impact aquatic ecosystems and human health, have remained the same or increased in many streams and aquifers across the Nation since the early 1990's, according to a new national study by the U.S. Geological Survey.

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