http://www.huffingtonpost.com/2015/02/13/us-megadroughts-study_n_6671812.html There's more than an 80 percent chance that much of the central and western United States will have a 35-year-or-longer "megadrought" later this century, said study co-author Toby Ault of Cornell University, adding that "water in the Southwest is going to become more precious than it already is." Arizona's in the southwest, right?