There are Seventeen desalination plants on the planet , and their numbers are rising . A huge desalination plant is under construction in California , Carlsbad . When completed it will be the largest such facility in Mediterranean . Water expert : Ocean water is `` a seemingly inexhaustible supply ''
There are 16,000 desalination plants on the planet , and their numbers are rising . A huge desalination plant is under construction in Carlsbad , California . When completed it will be the largest such facility in the Western Hemisphere . Water expert : Ocean water is `` a seemingly inexhaustible supply ''