Résumés(1)
With the world rapidly running out of water, British engineer Bill Watts has a big idea: turning salt water into an energy source, and using large desert areas to produce energy, food and clean water. Funded by the Norwegian government, businesses and international organisations Mr Watts sets out to "green the desert". But turning his lightbulb moment into a viable commercial prospect proves a difficult nut to crack. (Sheffield Doc/Fest)
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