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Regional > North America > United States > Pennsylvania > Counties > Allegheny > Science and Environment

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Pittsburgh (10) Upper Saint Clair (1) Weather (15)

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Allegheny Land Trust - http://www.alleghenylandtrust.org/ Non-profit organization incorporated in 1993 to protect lands of natural value in and adjacent to Allegheny County. Includes details on projects, ecological links, and membership information.

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