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A comment on Cement is the source of 8% of the world's CO2 emissions (2018). Parent comment

Re:Cement is the source of 8% of the world's CO2 emissions (... by pmiller2 on Sunday September 27, 2020 @02:28AM (#24604641)
I don’t think it’s clear at all that concrete wouldn’t work for a moon base. I can definitely at least imagine that there might be some CO2-scrubbing technology that might be practical on the scale of a moon base that wouldn’t be if scaled up to the entire planet Earth.
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