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Information about USGS National Land Cover Database 2001 Imperviousness and Tree
Canopy layer used to generate these maps can be found at
http://www.mrlc.gov/mrlc2k_nlcd.asp
Pennsylvania Statewide
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TreeVitalize Metropolitan Areas
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PDF (383KB)
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Philadelphia Region
( Philadelphia, Bucks, Montgomery, Delaware, Chester )
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Tree Cover Percentages by Census Tract
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PDF (223KB)
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Pittsburgh Region
( Allegheny, Butler, Beaver, Washington, Westmoreland, Fayette, Armstrong )
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Tree Cover Percentages by Census Tract
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PDF (818KB)
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