Scientists find huge trove of rare metals needed for clean energy hidden inside toxic coal waste
10 Dec 2024

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Photo by Gorrin Bel on Unsplash |
Millions of tons of coal ash left over from burning the planet’s dirtiest fossil fuel are sitting in ponds and landfills, able to leach into waterways and pollute soil. But this toxic waste may also be a treasure trove for the rare earth elements needed to propel the world toward clean energy.