Comparing tree cover with income levels

Lower-income neighborhoods in the District are far more likely to have a low tree-cover rating. Most upper-income areas have heavy tree-cover. The tree-cover rating for each neighborhood is a theoretical measure reflecting the current tree canopy and the remaining plantable area. Low is less than 50 percent, and high more than 67 percent. Some plantable areas may not be suitable for trees. Read related article.

Sources: University of Vermont Spatial Analysis Laboratory, USDA Forest Service, Casey Trees, Sandia National Laboratories; Montgomery, Prince George’s and Fairfax counties; satellite imagery via Google Earth Pro | Ted Mellnik and Annie Gowen/The Washington Post April 25, 2013
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