BBCNEWS Click September 25, 2021 14:52:00
That is actually a possibility. this is what were doing right now. these guys, they need c02, so we could actually take whatever co2 into the system, theoretically. and in fact, vaxa is thinking even further ahead than improving the environment here on earth. growing food in small spaces with limited water and producing oxygen as a byproduct sounds like a pretty useful thing to be able to do, i dont know, in a moon base or on mars. if the colonists can stomach it, that is. all right, let me ask ...
Source: archive.org