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Hokkaido, Japan’s northernmost island, is turning to a new generation of batteries designed to stockpile massive amounts of energy — a critical step toward replacing power plants fueled by coal, gas and oil, which create a third of global greenhouse gas emissions.

wapo.stThese batteries could harness the wind and sun to replace coal and gasUtilities are building massive batteries to store renewable energy and replace polluting fossil fuel power plants.

Josh Piper

@piperjosh.com

Was hoping there would be a mention of gravity batteries. I think they're an interesting answer to this question.

27/11/24, 6:46 am0 reposts0 likes

fredrikblue.bsky.social

@fredrikblue.bsky.social

27 Nov 2024

I have seen calculations that showed that gravity batteries must be gigantic to actually be meaningful. I agree it sounds smart but pumping water up to a reservoir is a better alternative.