Green Matters on MSN
Scientists to turn abandoned US coal mines into massive underground water batteries
A new method could transform abandoned coal mines across the U.S. into massive underground batteries for clean energy.
From Europe to North America, an energy revolution is breathing new life into empty, long-forgotten coal mine shafts—by repurposing them into places to store renewable energy. Using "gravity batteries ...
The industrial foundations of Cumberland run deep. ACET researchers are determining how these now-abandoned coal mines under the village could generate geothermal energy to heat and cool buildings.
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