Seawater desalination plant might be just a drop in the bucket

In Carlsbad, the nation's largest desalination facility will require lots of energy — and money. It is expected to provide no more than a tenth of San Diego County ratepayers' overall water supply.

http://www.latimes.com/news/local/la-me-carlsbad-desalination-20130218,0,6345579.story?track=rss