Sentences with phrase «as nonpoint sources»
As pollution from point sources — single identifiable sources such as sewage — has been cleaned up over time, the emerging concern has become what are known as nonpoint sources, or diffuse sources, throughout the watershed, such as agricultural lands.
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Pollution is often classed as point source or nonpoint source pollution.
The Cimarron Watershed in New Mexico has experienced significant nonpoint source pollution, stemming from recreation and tourism development as well as runoff from forests, private ranch land, and range land.