For 60 million years, the Gila River, longer than the Hudson and the Delaware combined, has shaped the ecology of the Southwest from its source in New Mexico to its confluence with the Colorado River in Arizona. This richly documented history of the Gila from its geological origins to the present was first published in 1994 and is now available only from UNM Press. "Important reading for environmentalists." ( Publishers Weekly ) "Superb. An unparalleled look at the once-great river." ( Books of the Southwest ) Gregory McNamee is a widely published author, editor, and translator. He lives in Tucson, Arizona. Greg is also a copyeditor. He is currently copyediting the "Arizona Breeding Bird Atlas" edited by Troy Corman, et. al. Used Book in Good Condition