Tree and impervious cover in the United States

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Tree and impervious cover in the United States

Using aerial photograph interpretation of circa 2005 imagery, percent tree canopy and impervious surface cover in the conterminous United States are estimated at 34.2% (standard error (SE) = 0.2%) and 2.4% (SE = 0.1%), respectively. Within urban/community areas, percent tree cover (35.1%, SE = 0.4%) is similar to the national value, but percent impervious cover is significantly higher (17.5%, S...

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ژورنال

عنوان ژورنال: Landscape and Urban Planning

سال: 2012

ISSN: 0169-2046

DOI: 10.1016/j.landurbplan.2012.04.005