Redefining Progress has launched a regional progress site to measure progress toward sustainability. The Ecological Footprint Quiz estimates how much productive land and water you need to support what you use and what you discard. After answering 15 easy questions you'll be able to compare your Ecological Footprint to what other people use and to what is available on this planet.
Book:Paul Ehrlich and Anne H. Ehrlich. One with Nineveh: Politics, Consumption and the Human Future. (Island Press, 2004) . [A 2005 American Library Association Notable Book].