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Old November 28th 19, 12:07 AM posted to alt.astronomy
herbert glazier
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Default The Martians breathe

On Tuesday, November 19, 2019 at 10:01:31 AM UTC-8, Sylvain wrote:
CO2 and methane levels vary according to the seasons

https://phys.org/news/2019-11-mars-m...curiosity.html


Still Mars has a very light atmosphere.It needs to grow stuff from its soil..That was Earth's starting place bert