Construction continues on the Western Hemisphere's largest seawater desalination plant in Carlsbad, California January 8, 2014. The one billion dollar project is expected to produce 50 million gallons... more 
Construction continues on the Western Hemisphere's largest seawater desalination plant in Carlsbad, California January 8, 2014. The one billion dollar project is expected to produce 50 million gallons of drinking water a day for San Diego County. REUTERS/Mike Blake (UNITED STATES - Tags: ENVIRONMENT BUSINESS CONSTRUCTION SCIENCE TECHNOLOGY) less 
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Reuters | Photo By MIKE BLAKE / REUTERS
Wed, Jan 8, 2014 7:57 PM EST