When we reach [a population of] 10 billion people in 2050, how are we going to produce food in a way which does not harm the planet?” Inside the greenhouses, a cool, humid oasis of plants and ...
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The incredible oasis located 348 miles from civilisation in the world's largest desertOne of the most extraordinary aspects of Guelta d'Archei is its permanent water source. In a desert ... people of the Sahara, Guelta d'Archei has long been a vital resource. The oasis serves ...
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