United States carbon footprint...

[Neo]

The following map is from The Vulcan Project and shows carbon emissions in 100km blocks for the contiguous 48 states from 2002:

Obviously you can see where the interstates are and where major cities are. It is also easy to see how mass transit and LEED projects can help contribute to lowering the footprint of cities.

[ChiefJoJo]

BTW, the carbon footprint on a PER CAPITA basis is quite informative as well. Think of it as greenhouse gas density:

[woob]

BTW, the carbon footprint on a PER CAPITA basis is quite informative as well. Think of it as greenhouse gas density: