It's been bad for our budgets -- both governments and households -- as well as our waistlines. Part of America's problem with obesity is diet of course, and th

It's been bad for our budgets -- both governments and households -- as well as our waistlines. Part of America's problem with obesity is diet of course, and the other is lack of exercise -- with the lack of support for active transportation being an obvious and major component of that. People in many, if not most of our developed peers walk and bike far more than we do.