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  2. Water pollution - Wikipedia

    en.wikipedia.org/wiki/Water_pollution

    Water pollution (or aquatic pollution) is the contamination of water bodies, ... Technology solutions can include improving sanitation, sewage treatment, ...

  3. Water pollution in the United States - Wikipedia

    en.wikipedia.org/wiki/Water_pollution_in_the...

    Many solutions to water pollution in the United States can be implemented to curtail water pollution: municipal wastewater treatment, agricultural and industrial wastewater treatment, erosion and sediment control, and the control of urban runoff.

  4. Wastewater treatment - Wikipedia

    en.wikipedia.org/wiki/Wastewater_treatment

    Agricultural wastewater treatment is a farm management agenda for controlling pollution from confined animal operations and from surface runoff that may be contaminated by chemicals in fertilizer, pesticides, animal slurry, crop residues or irrigation water. Agricultural wastewater treatment is required for continuous confined animal operations ...

  5. Pollution - Wikipedia

    en.wikipedia.org/wiki/Pollution

    Various definitions of pollution exist, which may or may not recognize certain types, such as noise pollution or greenhouse gases.The United States Environmental Protection Administration defines pollution as "Any substances in water, soil, or air that degrade the natural quality of the environment, offend the senses of sight, taste, or smell, or cause a health hazard.

  6. Water treatment - Wikipedia

    en.wikipedia.org/wiki/Water_treatment

    Dalecarlia Water Treatment Plant, Washington, D.C. Water treatment is any process that improves the quality of water to make it appropriate for a specific end-use. The end use may be drinking, industrial water supply, irrigation, river flow maintenance, water recreation or many other uses, including being safely returned to the environment.

  7. The truth about American drinking water: Report shows ... - AOL

    www.aol.com/finance/truth-american-drinking...

    It gets into drinking water as industrial pollution or through erosion of soil and rock. There is still no national standard for chromium-6 in drinking water, as the EPA’s safety review of the ...

  8. Sewage treatment - Wikipedia

    en.wikipedia.org/wiki/Sewage_treatment

    Water pollution (or aquatic pollution) is the contamination of water bodies, with a negative impact on their uses. [52]: 6 It is usually a result of human activities. Water bodies include lakes, rivers, oceans, aquifers, reservoirs and groundwater. Water pollution results when contaminants mix with these water bodies. Contaminants can come from ...

  9. United States regulation of point source water pollution

    en.wikipedia.org/wiki/United_States_regulation...

    Water pollution is the contamination of natural water bodies by chemical, physical, radioactive or pathogenic microbial substances. [2] Point sources of water pollution are described by the CWA as "any discernible, confined, and discrete conveyance from which pollutants are or may be discharged."

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