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  2. Water pollution in the United States - Wikipedia

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

    Topsoil runoff from farm, central Iowa (2011). Water pollution in the United States is a growing problem that became critical in the 19th century with the development of mechanized agriculture, mining, and manufacturing industries—although laws and regulations introduced in the late 20th century have improved water quality in many water bodies. [1]

  3. List of most-polluted rivers - Wikipedia

    en.wikipedia.org/wiki/List_of_most-polluted_rivers

    Suffered from significant industrial pollution called "foul and noisome, polluted by offal and industrious wastes, scummy with oil, unlikely to be mistaken for water." [ 220 ] Fish kills and submerged vehicles were a common sight, along with toxic chemical plumes that colored parts of the river pink and orange. [ 221 ]

  4. Water pollution - Wikipedia

    en.wikipedia.org/wiki/Water_pollution

    Nutrient pollution caused by Surface runoff of soil and fertilizer during a rain storm Nutrient pollution, a form of water pollution, refers to contamination by excessive inputs of nutrients. It is a primary cause of eutrophication of surface waters (lakes, rivers and coastal waters ), in which excess nutrients, usually nitrogen or phosphorus ...

  5. Camp Lejeune water contamination - Wikipedia

    en.wikipedia.org/wiki/Camp_Lejeune_water...

    The Camp Lejeune water contamination problem occurred at Marine Corps Base Camp Lejeune in Jacksonville, North Carolina, from 1953 to 1987. [1] During that time, United States Marine Corps (USMC) personnel and families at the base — as well as many international, particularly British, [2] assignees — bathed in and ingested tap water contaminated with harmful chemicals at all concentrations ...

  6. United States regulation of point source water pollution

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

    The difference with water pollution, however, is that the problems that cause local water quality issues differ from those that create regional air pollution problems. Discharges into water are difficult to measure and effects are dependent on a variety of other factors and vary with weather and location. [54]

  7. Human impact on river systems - Wikipedia

    en.wikipedia.org/wiki/Human_impact_on_river_systems

    Water pollution occurs when water bodies, such as rivers, lakes and oceans are contaminated with harmful substances. These substances degrade the water quality and are toxic to humans as consumers and to the environment. [7] The contamination in a river can come from a point source or non-point source pollution. [8]

  8. Nutrient pollution - Wikipedia

    en.wikipedia.org/wiki/Nutrient_pollution

    Nutrient pollution, a form of water pollution, refers to contamination by excessive inputs of nutrients. It is a primary cause of eutrophication of surface waters (lakes, rivers and coastal waters ), in which excess nutrients, usually nitrogen or phosphorus , stimulate algal growth. [ 1 ]

  9. Groundwater contamination from animal agriculture - Wikipedia

    en.wikipedia.org/wiki/Groundwater_contamination...

    Over 68 published and peer-reviewed studies have been conducted since 2002, out of these studies 15 found direct links to groundwater pollution from animals' waste at CAFOs. [5] Twelve of the studies made indirect links to water pollution and human health while seven found no link at all [6]