Urban and natural environments are often viewed as entirely separate entities -- human settlements as the domain of architects and planners, and natural areas as untouched wilderness. This dichotomy continues to drive decision-making in subtle ways, but with the mounting pressures of global climate change and declining biodiversity, it is no longer viable. New technologies are promising to provide renewable energy sources and greener designs, but real change will require a deeper shift in values, attitudes, and perceptions.

A timely and important collection, The Natural...