Tutolo et al. use the Curiosity rover on Mars to analyse rock drill samples. They identify abundant siderite (iron carbonate), indicating atmospheric carbon dioxide was incorporated into the rocks. The results provide evidence of an ancient carbon cycle. 🧪 #planetsci
https://www.science.org/doi/10.1126/science.ado9966
https://www.science.org/doi/10.1126/science.ado9966
Reposted from
Science Magazine
NASA’s Curiosity rover has uncovered a hidden chemical archive of ancient Mars’ atmosphere, which suggests that large amounts of carbon dioxide have been locked into the planet’s crust, according to a new Science study.
Learn more in this week's issue: scim.ag/3Ed9kOl
Learn more in this week's issue: scim.ag/3Ed9kOl
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https://www.science.org/doi/10.1126/science.adw4889