• phdepressed@sh.itjust.works
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    12 days ago

    Glass used to be washed and reused. It’s a lot more energy (and therefore greenhouse gases) to melt and reform into whatever.

    • tischbier@feddit.org
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      12 days ago

      Supply for high quality white sand used for almost all glass making will be exhausted in 2037, according to British Geologist Michael Welland.

      There will be a point in the near future where recycling glass will be less expensive than sourcing high quality sand.