Rolston, Holmes, 1932-, authorColumbia University Press, publisher2007-01-032007-01-031994http://hdl.handle.net/10217/37692Includes covers, table of contents, and published critical notices.In the inaugural volume of the Perspectives in Biological Diversity Series, edited by Mary C. Pearl.born digitalpreliminariesengCopyright and other restrictions may apply. User is responsible for compliance with all applicable laws. For information about copyright law, please see https://libguides.colostate.edu/copyright.environmental ethicsenvironmental protectionconservationnatureText