Nelson still worries about energy consumption and coastal disruption. But he adds that desalination is no longer on the lunatic fringe. It has entered the mainstream. That means we look at desal projects on a case-by-case basis, as we would any other legitimate water policy.
As the technology continues to improve, experts say itll fast become a solution not only for municipalities but for hotels and resorts, corporations, and, someday, homeowners. Privately held water-treatment outfit Matrix Water, based in Fort Lauderdale, Fla., is installing a desalination plant that will process 800,000 gallons of water per day for the new Emerald Bay Four Seasons Resort in the Bahamas. And the new U.S. Homeland Security Dept. is investigating ways of using reverse osmosis to protect the nations water supply from bioterrorism.
51. Water conservation programs alone wont solve the problem in Southern California because
______________.
A. it is confronting an unprecedented drought in 108 years
B. private citizens are consuming a lot more water than before
C. it imports a large proportion of its water from other states
D. population in the cities of this area is always growing fast
52. The third paragraph is written to _________________.
A. discuss the cause of the decline of water supply
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