For centuries, traders along the Silk Road relied on the oasis at Dunhuang for a reprieve from the withering sunlight and heat of the Gobi desert. By 2011, a large solar farm on the outskirts of the city had started transforming that searing light into an energy resource for the region. The Advanced Land Imager (ALI) on the Earth-Observing-1 (EO-1) satellite […]
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