Even as the Southwest teeters on the edge of a radically drier future, a rare opportunity to revive the Colorado River Delta has emerged in an agreement hashed out between Mexico, the U.S. and some of West's most powerful – and thirsty – water agencies.
Generous spring snow storms were a momentary, if welcome, distraction from the region's real weather story: drought.
Scientists thought periodic, controlled floods in the Grand Canyon might help native fish. But so far, there's little evidence they have.
The only reason Las Vegas has managed to thrive in the scorching desert is that its water is subsidized and its use is disconnected from the real cost.