Ashley Cooper / Sunflower next to the PS20 solar thermal tower, the only such working solar tower currently in the world. Sanlucar La Mayor, Andalucia, Spain. May 2011
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Ashley Cooper / Heliostats, large reflective mirrors directing sunlight to the PS20 solar thermal tower, the only such working solar tower currently in the world. Sanlucar La Mayor, Andalucia, Spain. June 2011
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Ashley Cooper / Sun rays reflected onto solar tower at Ivanpah Solar Thermal Power Plant, the largest solar thermal plant in the world. It covers 4,000 acres of desert and produce 392 megawatts (MW) of electricity....
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Ashley Cooper / Wind turbine with stacks of coal fired power station in Amsterdam, Netherlands. May 2013
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Peter Cairns / 2020VISION / Robin Rigg windfarm, Workington, Solway Firth, Cumbria, UK, April 2011
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Philippe Clement / Wind farm turbine against cloudy sky seen inside incandescent lamp / bulb against black background Digital composite
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Laurie Campbell / Outfall from hydroelectric Laggan Dam, Lochaber, Scotland, UK, February
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Steven David Miller / Large solar panels for generating electricity by solar power, Hermannsburg, west of Alice Springs, Northern Territory, Australia, August 2007
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Steven David Miller / Large solar panels for generating electricity by solar power, Hermannsburg, west of Alice Springs, Northern Territory, Australia, August 2007
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Niall Benvie / Looking up at the blades of a 2.3 megawatt wind turbine, Scotland UK. May 2006
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Philippe Clement / Wind farm turbines against cloudy sky, Los Monegros, Spain
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John Cancalosi / Wind generators on wind farm, Spain
