The Emirati firm believes the scheme could also affect the dry climate of the Gulf and attract tourists.
Global warming contributed between 8 and 27 percent to the severity of California drought.
"We have the brownest lawn on the block, and I'm proud of it."
Science got California into this desperate, desiccated mess. Can it also save it?
California may need to ration water for farmers, too
The salt-laden water that comes up from oil fields could destroy soil for years to come.
"People should realize we're in a new era … The idea of your nice little green grass getting lots of water every day, that's going to be a thing of the past."