Ruth Patrick/Definition: Difference between revisions

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(1907 - 2013) American botanist who pioneered environmental science and helped formulate the Clean Water Act of 1972

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	A botanist ~~and pioneer in~~ environmental science and ~~pollution control. A limnologist specializing in diatoms and freshwater ecology. Founder of the Ruth Patrick Center for Environmental Research (PCER) at~~ the [[~~Academy of Natural Sciences of Drexel University~~]].		(1907 - 2013) American botanist who pioneered environmental science and helped formulate the [[Clean Water Act]] of 1972