Robert WebbBiography
Robert H. Webb is a research hydrologist with the U.S. Geological
Survey in Tucson. He is the author of Grand Canyon: A Century of
Change: Rephotography of the 1889-1890 Stanton Expedition
(University of Arizona Press, 1996) and is coeditor or coauthor of a
number of other books, including Cataract Canyon: A Human and
Environmental History of the Rivers in Canyonlands
(University of Utah Press, 2004), which he wrote with Jayne Belnap
and John S. Weisheit.
By this author :