howcanthestoneremain: Shrines to the sun. Arranged across 185 acres (75 hectares) in Andalucia, heli
howcanthestoneremain: Shrines to the sun. Arranged across 185 acres (75 hectares) in Andalucia, heliostats reflect sunlight to a central solar tower at the Gemasolar plant-the world’s first 24/7 commercial solar plant combining molten salt heat storage and a central tower receiver. Photograph by Markel Redondo for Greenpeace -- source link
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