Encyclopedia of world environmental history / Shepard Krech III, J.R. McNeill, Carolyn Merchant, editors. [0415937329 (set : acid-free paper) ] New York : Routledge, 2004.
Call#: Van Pelt Library Reference Stacks GF10 .E63 2004

Mongillo, John F.. Encyclopedia of environmental science / by John Mongillo and Linda Zierdt-Warshaw. [1573561479 (alk. paper)] Phoenix, Ariz. : Oryx Press, 2000.
Call#: Van Pelt Library Reference Stacks GE10 .M66 2000

Encyclopedia of global change : environmental change and human society / Andrew S. Goudie, editor in chief ; David J. Cuff, associate editor. [0195108256 (set : alk. paper) ] Oxford ; New York : Oxford University Press, 2002.
Call#: Van Pelt Library Reference Stacks GE149 .E44 2002