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Displaying items 1 - 2 of 2
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1. University of Pennsylvania campus tree inventories, 2003 and 2014

Author(s):
Roman, Lara A.; Fristensky, Jason P.; Lundgren, Robert E.; Cerwinka, Chloe E.; Lubar, Jason E.

2. Urban land, urban tree cover and urban impervious cover by conterminous United States counties from 2010 to 2060

Author(s):
Nowak, David J.; Greenfield, Eric J.