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Published byAndra Cooper Modified over 9 years ago
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Jefferson High School Compton Creek Research Project UCLA and Los Angeles Waterkeeper Funded by the Environmental Protection Agency
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WEEK 5 FEBRUARY 18, 2015
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Today Review from last time – stream bioassessments Industrial activities in the watershed Fun activity – make your own water filter
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Review from last week Questions
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Filtration of stormwater though soil
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Filtration Pollutants are removed from stormwater as it flows through soil, due to physical and biological processes: Physical processes: – Deposition or attachment of particles – Adsorption of pollutants Chemical processes: oxidation / reduction Biological processes: microorganisms Chemical and biological processes (but this takes time)
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MAKE YOUR OWN FILTER
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