The dirty secret of clean energy | The Economist

The road to a future with an unlimited supply of clean energy is a rocky one. Ed Carr, our deputy editor, explains why energy features on the cover of this week's The Economist. Click here to subscribe to The Economist on YouTube: http://econ.trib.al/rWl91R7 Daily Watch: mind-stretching short films every day of the working week. For more from Economist Films visit: http://films.economist.com/ Check out The Economist’s full video catalogue: http://econ.st/20IehQk Like The Economist on Facebo

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