• Honytawk@discuss.tchncs.de
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    2 days ago

    Plenty of things build today will last much longer:

    Every nuclear waste disposal site (hopefully)

    Seed vaults

    Nuclear bunkers

      • lemmur@szmer.info
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        21 hours ago

        Plastic packaging will quickly tear into microplastics, which indeed will last centuries

        • teyrnon@sh.itjust.works
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          2 days ago

          That is true. Roman Concrete is still standing 2k years on. Ours lasts decades, maybe a century if well done.

          They used ash from Mount Aetna in Sicily to make some of it. I forget the thing with the lime, how that was different than what we use?