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Did we contaminate the moon? I think if we can can put people on Mars, we'll like that more than not contaminating Mars.
by fghh45sdfhr3 14y ago
Did we contaminate the moon? I think if we can can put people on Mars, we'll like that more than not contaminating Mars.
- pc86 14y agoThe atmosphere of Mars is over 95% CO2[1] which I imagine could support the propagation of bacteria. The Moon doesn't have much of an atmosphere at all (a trillionth of what the Earth has).[2] [1] http://en.wikipedia.org/wiki/Atmosphere_of_Mars http://en.wikipedia.org/wiki/Atmosphere_of_Mars [2] http://en.wikipedia.org/wiki/Atmosphere_of_the_Moon http://en.wikipedia.org/wiki/Atmosphere_of_the_Moon
- tarice 14y agoA bit of cyanobacteria[1] could theoretically thrive on Mars. All it takes is CO2, sunlight, and water. [1]http://en.wikipedia.org/wiki/Cyanobacteria http://en.wikipedia.org/wiki/Cyanobacteria
- ars 14y agoThey also need nitrogen and trace minerals. The minerals they could get from soil, but without nitrogen they can't make proteins. The atmosphere of mars is 2.7% nitrogen, but I'm not convinced that that is enough for nitrogen fixation to work.