We can repurpose retired coal plants to produce green energy

Piles of dirt can cheaply store renewable energy as heat – and that stored energy can reactivate the machinery of retired coal power plants, letting them provide backup power for the electricity grid

SINSIN
Aug 6, 2025 - 06:00
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We can repurpose retired coal plants to produce green energy
Piles of dirt can cheaply store renewable energy as heat – and that stored energy can reactivate the machinery of retired coal power plants, letting them provide backup power for the electricity grid

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