this post was submitted on 28 Apr 2026
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Solarpunk technology

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Technology for a Solar-Punk future.

Airships and hydroponic farms...

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China develops iron battery 80 times cheaper than lithium that can last 16 years. It provides a budget-friendly, high-endurance answer for the world’s massive energy storage needs. (interestingengineering.com)
submitted 5 days ago by HaraldvonBlauzahn@feddit.org to c/technology@slrpnk.net
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cross-posted from: https://lemmy.ml/post/46526992

https://www.sciencedirect.com/science/article/abs/pii/S2095495622003485

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[–] Sualtam@lemmus.org 0 points 5 days ago

Netherlands nd Denmark can use hydro-storage in Norway.

They don't have a closed national grid.