A changing climate is straining Colorado River water supplies relied on by an estimated 40 million people in Mexico and the United States. According to the U.S. Bureau of Reclamation (USBR), “record-low” snowpack and “one of the worst drought cycles over the past 1,200 plus years” have prompted concern among users of the binational river.  The problem, to be sure, is not limited to the Colorado. The Rio Grande, another key binational water source, also is under stress, with sections already empty and forecasts calling for the river to dry as far upstream as Albuquerque during the course of the summer. But strains on the Colorado are attracting particular attention because they coincide with the implementation of a newly updated U.S.-Mexican accord... [Log in to read more]