WSJ (Gift Article): San Diego Now Has So Much Water That It’s Selling It. “Once a drought poster child, the California city now generates enough water to rescue parched states like Arizona—and brew beer from recycled sewage. With the Colorado River in crisis, Arizona and Nevada are turning to an unconventional lifeline: the ocean water off California’s golden beaches. Both desert states are pursuing a deal with the San Diego County Water Authority to tap millions of gallons of fresh water produced by a Carlsbad ocean-desalination plant—the largest in North America—to help offset their reliance on the collapsing Colorado River. The 1,450-mile river is in peril, a water source for 40 million people in seven states that is beset by population growth and a warming climate. Fed by the river, Lake Mead, America’s largest reservoir, has dropped to an elevation of only 1,060 feet, down 166 feet from its 1983 peak—with nearly 30 feet gone in just the past five years. A poor snowpack this winter in the Rockies means it is forecast to keep falling…”