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fallingsaucer  ·  1982 days ago  ·  link  ·    ·  parent  ·  post: BUILD...THE...WALL(ordrown)!!! BUILD...THE...WALL(ordrown)!!! BUILD...THE...

This is still in its infancy and needs tons of looking into, but I know that there is theoretically a way to build lintestone with our CO2 emissions and calcium rich water. Perhaps some structure can be slowly built with this is mind.