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A Possible Solution to Mars’s Methane Problem

28 Aug 2019, 17:47 UTC
A Possible Solution to Mars’s Methane Problem NASA / JPL-Caltech / SAM-GSFC / Univ. of Michigan

For the last 20 years, scientists have been trying to determine if the Martian atmosphere contains methane. The presence of the molecule could reveal processes happening belowground, such as chemical reactions between liquid water and iron-rich minerals or even microbial activity. However, orbiters and even the Curiosity rover have provided conflicting measurements as to whether the gas is present at all.

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