Book Review: Nature Returns To U.S. Cities

"Overcrowded cities and urban sprawl have put more people and wild animals in close proximity than at any other time in American history, says Matthews. Encounters between these two groups are beginning to exceed what scientists call Nature's return to U.S. cities has resulted in part from passage of the Clean Air Act in 1970 and the Clean Water Act in 1972. These laws of environmental protection that helped make air safer to breathe and water safer to drink also made cities more hospitable to wildlife, according to Matthews."the cultural carrying capacity...