Interview: Recycled Coal Mines – DW – 03/23/2015
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Interview: Recycled Coal Mines

March 23, 2015

Surplus power generated by renewable energy sources needs to be stored because the wind isn't always blowing and the sun doesn't always shine.

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Surplus power generated by renewable energy sources needs to be stored for times when the wind isn't blowing and the sun isn't shining. Scientists from the University of Duisburg-Essen are investigating coal mines to see if their tunnels and shafts would be suitable places to set up pumped storage power plants.
ScienceMarch 23, 2015undefined min