this post was submitted on 05 Sep 2023
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Sand dredging devastating ocean floor, UN warns (www.bbc.com)
submitted 1 year ago by stopthatgirl7@kbin.social to c/worldnews@lemmy.ml
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Around six billion tonnes of sand is dredged from the world's oceans every year, a new report says.

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[–] Addition@sh.itjust.works 19 points 1 year ago* (last edited 1 year ago)

Not all sand is equal. We dredge up ocean sand because the particle shape and composition is excellent for concrete. Other sand isn't as good.