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A comment on For the first time, renewable energy generation beat out coal in the US. Parent comment

Re:For the first time, renewable energy generation beat out ... by thehappypm on Sunday April 02, 2023 @08:41AM (#35409929)
Wind turbines are mostly aluminum, no? And the magnets in the turbines are not required to be rare earth.
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Re:For the first time, renewable energy generation beat out ... by agentgumshoe on Sunday April 02, 2023 @09:43AM (#35410393)
They're not, with the trade-off of being expensive and requiring expensive ongoing maintenance instead (or even an external power source!)

That's not including the ongoing gearbox maintenance requirements.

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