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Science and Environment
Open Directory - Regional: North America: United States: Pennsylvania: Science and Environment: Water Resources
Regional: North America: United States: Science and Environment: Water Resources
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.
Stroud Water Research Center
- Seeks to advance the knowledge of freshwater ecosystems through interdisciplinary research into all aspects of streams, rivers, and their watersheds.
Upper Perkiomen Watershed Coalition
- Promotes public education and land use planning to protect the natural beauty of the Upper Perkiomen Watershed in Montgomery County Pennsylvania.
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.
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