• LillyPip
    link
    fedilink
    arrow-up
    2
    ·
    19 days ago

    Human waste products I can understand. But how many humans would you need to mulch to get enough blood for a building project? That’s one of the main fluids we usually want to stay inside our bodies.

    • squid_slime@lemm.ee
      link
      fedilink
      arrow-up
      1
      ·
      edit-2
      18 days ago

      We can donate so much a month so a haul to Mars would take years. Also these expedition may get larger with crew capacity.

      Its early days yet and this is just one method there will be a dozen more by the time we actually start traversing distant planets.