Circled by freeways, Atlanta has some of the worst traffic in the United States. Photo by Nrbelex from Flickr.
Via Public Routes Blog, Peter Lindsay, a political scientist at Georgia State University, writes about the externalities of car use, arguing that if American car owners actually had to bear the total costs of cars – ie traffic, air pollution, respiratory diseases, etc. – the American love affair with the automobile would quickly fizzle. Dr. Lindsay sites two interesting statistics: