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Unformatted text preview: sewage, runoff • pathogenic waste (pathogenic microbes) • fecal coliform bacteria (fcb) - most are harmless - animal and human intestine waste indicator • illnesses from fcb - bloody diarrhea, dehydration, kidney failure, death • harmful risks (this fcb causes diseases and death) of E. coli • billions of people exposed to waterborne diseases, especially in less developed place • outbreaks do occur in developed countries • epidemic risks of waterborne diseases during natural disasters • nutrients • two important nutrients - N, P • cultural eutrophication in lakes, ponds, streams - algae bloom, BOD problem • fertilizer, feedlots, discharge from wastewater treatment plants • water in lakes/ponds have lots of algae, plant growth...
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This note was uploaded on 11/19/2011 for the course GEOL 1011 taught by Professor Brown during the Fall '11 term at GWU.
- Fall '11