Cory DoctorowIncreasing our access to cheap, clean energy will require a lot of materials, and material production is very carbon intensive. Luckily, the existing supply of cheap, clean energy is fueling "green steel" production experiments:
Cheap, clean energy also makes it possible to recover valuable minerals from aluminum production tailings, a process that doubles as site-remediation:
https://interestingengineering.com/innovation/toxic-red-mud-co2-free-iron
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