Saltwater-cooled greenhouse grows crops in the Sahara

Read the full story at SmartPlanet.

How do you grow vegetables in arid areas? Reverse the trend of desertification, the Sahara Forest Project proposes.

The project combines existing technologies — such as the evaporation of saltwater to create fresh water along with solar thermal energy tech — to utilize what we have (saltwater, CO2) to produce what we need (food, fresh water and energy).

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