Stormwater
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Stormwater, also written storm water, is water that originates from precipitation, including heavy rain and meltwater from hail and snow. Stormwater can soak into the soil and become groundwater, be s
Urban runoff entering a storm drain
Urban runoff being discharged to coastal waters
Relationship between impervious surfaces and surface runoff
Gel flocculants in a passive mining treatment system
Nonpoint source pollution
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Nonpoint source pollution refers to diffuse contamination of water or air that does not originate from a single discrete source. This type of pollution is often the cumulative effect of small amounts
Muddy river polluted by sediment
Runoff of soil and fertilizer during a rain storm
Contour buffer strips used to retain soil and reduce erosion
Air pollution 3