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Old 08-04-2019, 09:11 PM   #22
Anthony
 
Join Date: Feb 2005
Location: Berkeley, CA
Default Re: Aerogel martian habitats.

Quote:
Originally Posted by Astromancer View Post
The more primitive algae were probably less efficient in producing oyxgen.
Sure, but the point is, even speeding it up a million times is thousands of years.
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