Media type: Book Title: The Colorado River through Grand Canyon : natural history and human change Contributor: Carothers, Steven W. [Author]; Carothers, Steven W. [Author]; Brown, Bryan T. [Author] Published: Tucson: The University of Arizona Press, 1991 Extent: XIX, 235 S; Ill Language: English ISBN: 0816511314; 0816512329 Keywords: Colorado > Fluss > Ökologie > Grand Canyon Origination: Footnote: Includes bibliographical references and index