Nonpoint sources-discharges that do not come from a specific pipe-accounted for as much as __________ percent of all water pollution.

Question

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Nonpoint sources of pollution come from diffuse sources such as runoff from agricultural fields, urban areas, and construction sites. These sources account for approximately 50% of all water pollution, while point sources (pollution that comes from a specific point such as a discharge pipe) account for the other 50%.

Nonpoint Sources-Discharges That Do Not Come from a Specific Pipe-Accounted