One of the biggest advantages, vs. pumping water up hill in to an open basin lik... | Hacker News

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jcoffland on March 7, 2017 | parent | context | favorite | on: German institute successfully tests underwater ene...

One of the biggest advantages, vs. pumping water up hill in to an open basin like a reservoir, is that you don't loose energy due to evaporation.

snovv_crash on March 7, 2017 [–]

Well you do, it's just the opposite. Instead you get the air dissolving into the seawater, and having to be continually topped up.

And if you're building an enclosed system, why not put it above ground instead. No evaporation problems then.

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