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A comment on Why Is Hydroelectricity So Green, and yet Unfashionable?. Parent comment

Re:Why Is Hydroelectricity So Green, and yet Unfashionable? by sydd on Thursday October 27, 2022 @04:11PM (#33363353)
Because lots of mined metals come either from 3rd world countries like Congo with no environmental protection laws or are mined in few places like Russia where a trade war can lead to shortages.

Hydro requires the most common mayerials like steel or concrete.

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Re:Why Is Hydroelectricity So Green, and yet Unfashionable? by pencilguin on Friday October 28, 2022 @01:29AM (#33368024)
And, not even concrete.

But there are numerous other storage alternatives that also do not need any special materials. We don't know yet which ones will be cheapest.

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