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Why Is Hydroelectricity So Green, and Yet Unfashionable? (IEEE Spectrum, Numbers Don’t Lie)

Vaclav Smil · 27 Oct 2022

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  1. This ennoblement is strange, given that wind projects require enormous quantities of embodied energy in the form of steel for towers, plastics for blades, and concrete for foundations.
  2. And hydro still matters more than any other form of renewable generation.
  3. I never understood why dams have suffered such a reversal of fortune. There is no need to build megastructures, with their inevitable undesirable effects.

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