c/technology · by cm0002@lemdro.id · 43d

China built a 40-story tower that stores wind power by stacking concrete

https://boingboing.net/2026/07/06/post-china-built-a-40-story-tower-that-stores-wind-powe.html

21 points · 6 comments · view on lemmy.world

6 Comments

wyldrstallyns@lemmy.dbzer0.com · 2 pts · 43d (3 replies)

Oh, perfect, concrete is the greenest of green! What genius! We're saved! /s 😶🤮

The cement industry alone accounts for roughly 8% of global carbon dioxide emissions—emitting more than the aviation and global shipping industries combined.

wander1236@sh.itjust.works · 7 pts · 43d

Surplus wind power hoists 35-ton blocks cast from recycled concrete and industrial aggregate toward the top.

JillyB@beehaw.org · 4 pts · 43d (1 reply)

The site says the blocks are made from recycled concrete

wyldrstallyns@lemmy.dbzer0.com · 2 pts · 43d

That's supposed to be a finite resource, not a poster child for why more is "necessary". ☝🏼

Bohne93@feddit.org · 2 pts · 43d

Oh wow, been years since i last heared of gravity batteries. AdamSomething i think made a video about these, tldr water reservoirs are much much more efficent

makeshiftreaper@lemmy.world · 1 pts · 43d

Somebody just watched a Half as Interesting video