G158W09L21_pollution

G158W09L21_pollution - Coastal Pollution Sewage, industrial...

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Coastal Pollution Sewage, industrial waste, soil nutrients,  power plant thermal, agriculture runoff, oil  seeps & mistakes, dumping, outboard  motors, plastics, dumping, dredging  wastes, fish processing, etc.  
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Implications Biological responses (individual fitness &  mortality, food web structure, etc.) Eutrophication Habitat change Human health Smell
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The cynical viewpoint… The ultimate solution to pollution is  infinite dilution…  So, dump pollutants in the infinite  reservoir, the ocean
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Makes some sense Economic & societal costs for land-based  disposal are high  We can’t see it!!  But, what is “infinite dilution” What are “safe” concentrations? The cynical viewpoint…
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What does the So Cal Bight Get?
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Point Sources Discharge pollution from a  specific location    sewage discharge, power plant effluent, oil  produced water outlet, river, etc.  Relatively easy to identify, monitor and  treat the wastes Need discharge permit
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Non-Point Sources No specific discharge location Run-off from ag, urban, roads, etc.
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G158W09L21_pollution - Coastal Pollution Sewage, industrial...

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