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Desalination of Sea Water — An Old Idea Whose Time Has Come
When you look at a photo of the Earth taken from space, you see how much of the Earth's surface is covered by water.
You also see how much water there is that we can't drink.
But what if we could turn the oceans into a supply of drinking water?
Desalination isn't new -- there are now more than three dozen desalination plants in Texas alone -- but scientists say many more are needed if we are to have any hope of heading off a looming water shortage