Microbiology of Waste Water
The death of a river by environmental pollutants ultimately results from

the depletion of oxygen
the overpopulation of algae
the buildup of sediment on the river bottom
the overabundance of toxic proteins

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Microbiology of Waste Water
Biomass

is unlikely to be a major source of energy globally
offers the consumer high quality energy with low environmental impact
provides the U.S. with about 50% of its energy
consists largely of wood, animal, and human waste

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