Kaid Benfield is the director of the Sustainable Communities and Smart Growth program at the Natural Resources Defense Council, co-founder of the LEED for Neighborhood Development rating system, and co-founder of Smart Growth America, does a great job of analysing the research project conducted by the Economist Intelligence Unit, sponsored by Siemens.

Read his article here:

http://www.theatlantic.com/life/archive/2011/07/the-greenest-and-least-green-cities-in-the-us-and-canada/241471/ 

You can also connect to the project from our earlier post.