(1) Kangaroos: Biology of the Largest Marsupials Terence J. Dawson ISBN: 9780801482625 Cornell University Press View at publisher
(2) Global Accord: Environmental Challenges and International Responses Edited by Nazli Choucri ISBN: 9780262531344 MIT Press View at publisher
(3) Beginning Again: People and Nature in the New Millennium David Ehrenfeld ISBN: 9780195096378 Oxford University Press View at publisher
(4) Biomass, Energy, and Environment: A Developing Country Perspective from India N. H. Ravindranath; D. O. Hall ISBN: 9780198564362 Oxford University Press View at publisher
(5) Fire on the Rim: A Firefighter's Season at the Grand Canyon Stephen J. Pyne ISBN: 9780295974835 University of Washington Press View at publisher
(6) The Natural History of Puget Sound Country Arthur R. Kruckeberg ISBN: 9780295974774 University of Washington Press View at publisher