A new study titled “The Last Drop: Climate Change and the Southwest Water Crisis” states that global warming will intensify a coming water ‘crisis’ in California and the rest of the Southwest. A severe shortfall could push the state’s water costs into the trillions over the next century.
http://www.ocregister.com/news/water-287985-climate-change.html
http://www.sacbee.com/2011/02/11/3394092/changing-climate-will-make-coming.html