In an unprecedented move, Southern California officials declared a water shortage emergency and asked roughly 6 million residents to limit all outdoor watering to just once a week.

"We knew climate change would stress our water supplies and we've been preparing for it but we did not know it would happen this fast," said Gloria Gray, chairwoman of the Metropolitan Water District Board of Directors.

The latest government maps show nearly all of the West is in drought, and 95% of California is suffering severe or extreme drought.

(I saw this coming, which is why I moved out of Los Angeles to the Pacific Northwest back in 2010.)