Requiem for the Santa Cruz: An Environmental History of an Arizona River

Author Biography

Robert H. Webb recently retired as a hydrologist with the National Research Program, Water Mission Area, US Geological Survey, and is now an adjunct professor at the University of Arizona. He has led many regional research initiatives, including the Grand Canyon Project and the Southwestern Ground Water Project. He is the author or editor of several dozen books and articles, including The Changing Mile Revisited (2003) and The Ribbon of Green (2007). Webb also maintains the largest archive of repeat photography in the world, now housed at the US Geological Survey's Photo Library in Denver, Colorado.