Academy of Natural Sciences of Drexel University/Related Articles

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•  Philadelphia, Pennsylvania: A large city in the southeastern corner of the U.S. state of Pennsylvania, situated just above the confluence of the Schuylkill River and the Delaware River. ^[e]
•  Ruth Patrick: (1907 - 2013) American botanist who pioneered environmental science and helped formulate the Clean Water Act of 1972 ^[e]
•  Patrick Center for Environmental Research: An environmental research institute founded in 1947 by Ruth Patrick at the Academy of Natural Sciences of Drexel University; the first group to study freshwater systems at all levels of the food chain and to treat biodiversity as a central indicator of water quality. ^[e]

Articles related by keyphrases (Bot populated)

• Tim White [r]: (b. 24 August 1950) American paleoanthropologist and professor of integrative biology, famous for his work on 'Lucy' as Australopithecus afarensis with discoverer Donald Johanson. ^[e]