Looks like there’s an environmentally sound reason for staying in the city.
Edward L. Glaeser’s writes in Green Cities, Brown Suburbs
an article which describes research he performed with Matthew Kahn of UCLA.
Americans who settle in leafy, low-density suburbs will leave a significantly deeper carbon footprint, it turns out, than Americans who live cheek by jowl in urban towers. And a second paradox follows from the first. When environmentalists resist new construction in their dense but environmentally friendly cities, they inadvertently ensure that it will take place somewhere else—somewhere with higher carbon emissions. Much local environmentalism, in short, is bad for the environment.
Read the whole article at the link.