The Center for Neighborhood Technology (CNT) in Chicago has developed a complicated model to 337 neighborhoods around the country, showing the real economic and environmental costs of sprawl.
A URL for some of the interactive, on-line map products is at http://htaindex.org/mapping_tool.php#region=Baltimore%2C%20MD&theme_menu=0&layer1=23&layer2=24 or Anne Arundel County is notable for the fact that 100% of the county has combined housing and transportation costs OVER 45% of median income. . . . shows darker blue in the map on the right. . .Guess BRAC will be good for the county by reducing the average commuting time for county residents.. .