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  7. Water Resources  3 Sites
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Watershed Atlas of the Allegheny River - Rich source of information about the environmental resources of the Allegheny River watershed and how human activities affect water quality and the environment. Stroud Water Research Center - Seeks to advance the knowledge of freshwater ecosystems through interdisciplinary research into all aspects of streams, rivers, and their watersheds. Perkiomen Watershed Conservancy - Founded to protect and conserve the natural resources of the 362 mile Perkiomen Watershed. Promotes an environmental ethic through education, land conservation and watchdog activities.
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