Elemental: How Five Elements Changed Earth's Past and Will Shape Our Future (Paperback) (ISBN-13: 9780691248790)

Stephen Porder is the Associate Provost for Sustainability and the Acacia Professor of Ecology, Evolutionary and Organismal Biology, and Environment and Society at Brown University. His writing has appeared in the New York Times, Time magazine, the American Scientist, and other leading publications. He is cofounder of Possibly, which airs on The Public's Radio and provides practical advice on sustainability to a general audience.