See web-only content:
http://www.theatlantic.com/daily-dish/archive/2009/05/culs-de-sac/201587/
by Richard Florida
Fast Company points to this video by film-maker John Paget, winner of a Congress for New Urbanism competition on the connection between urbanism and the environment
This article available online at:
http://www.theatlantic.com/daily-dish/archive/2009/05/culs-de-sac/201587/
