Accumulation of small mounts of water pollution from

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specific site. accumulation of small mounts of water pollution from many sources can affect waterways Carried into waterways via RUNOFF
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Non-Point Source
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Sources
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Main water pollutants
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Groundwater Pollution Pollutants enter groundwater when polluted surface water percolates through soil. Pesticides, herbicides, chemical fertilizer, and petroleum products are common groundwater pollutants. Other sources of pollution include septic tanks, unlined landfills, and industrial wastewater lagoons. Leaking USTs are a dangerous source of several kinds
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Groundwater Pollution
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Groundwater Remediation Groundwater pollution is one of the most challenging environmental problems in the world. Groundwater recharges very slowly The process for some aquifers to recycle water and purge contaminants can take hundreds of years.
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Remediation Methods
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Ocean Pollution Pollutants can be dumped directly into the ocean: ships can legally dump wastewater and garbage overboard in some parts of the ocean. At least 85 percent of ocean pollution comes from activities on land, near the coasts. Sensitive coastal ecosystems, such as
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Oil Spills – less than 5% of ocean pollution
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Cleaning up the water
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