Notes_-_Water_Pollution

Notes_-_Water_Pollution - Water Pollution Types of Water...

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Unformatted text preview: Water Pollution Types of Water Pollution Point source emitted directly into body of water Pipe from industrial facility Monitored and regulated (Clean Water Act) Non-point source indirectly reaches body of water through transport or environmental change Run off from farm field, parking lot, etc.. Types of Water Pollution Point source emitted directly into body of water Pipe from industrial facility Monitored and regulated (Clean Water Act) Non-point source indirectly reaches body of water through transport or environmental change Run off from farm field, parking lot, etc.. Majority of contaminants in streams and lakes Cultural Eutrophication Human activity increases nutrient content in surface waters Usually from nitrates and phosphates Sources fertilizers, sewage discharge, animal wastes Result in algal blooms and increase the carrying capacity of lakes and streams Algal Blooms Increased algae due to increases nitrates and/or phosphates Decreases light penetration and kills of deeper plants and oxygen supply in water Oxygen concentration decreases as algae decomposes Lower oxygen concentration kills fish and other aquatic organisms Decaying fish and algae produce toxins in water Controlling Cultural Eutrophication Plant buffer zones along streambeds Slows erosion and absorbs nutrients...
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This note was uploaded on 12/29/2010 for the course ENGR 514 taught by Professor Snitter during the Fall '10 term at Oregon Tech.

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Notes_-_Water_Pollution - Water Pollution Types of Water...

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