Desalination Using the Power of the Sun

Solar desalination is a technique to remove salts from water - usually seawater - using solar energy to make the water potable. Desalination has become important in supplying the world’s drinking water;

In the middle of the 20th century, there were about 4,000 cubic meters of fresh water per person per year. Now, globally, we’re down to 1,000 cubic meters per person per year — a level that is defined as water scarcity.

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