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Like shale oil, solar power is shaking up global energy

Solar has become cost competitive in most major economies; costs have fallen 80% in last decade

Solar power is set to become profitable in Japan as early as this quarter, according to the Japan Renewable Energy Foundation.


ONE by one, Japan is turning off the lights at the giant oil-fired power plants that propelled it to the ranks of the world's top industrialised nations. With nuclear power in the doldrums after the Fukushima disaster, it's solar energy that is becoming the alternative.