Research ArticleATMOSPHERIC SCIENCE
Atmospheric CO2 levels from 2.7 billion years ago inferred from micrometeorite oxidation
- 1Department of Earth and Space Sciences, University of Washington, Seattle, WA 98195, USA.
- 2Astrobiology Program, University of Washington, Seattle, WA 98195, USA.
- 3MS 239-4, Space Science Division, NASA Ames Research Center, Moffett Field, CA 94035, USA.
- 4Department of Astronomy, University of Washington, Seattle, WA 98195, USA.
- ↵*Corresponding author. Email: info{at}lehmer.us
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Science Advances 22 Jan 2020:
Vol. 6, no. 4, eaay4644
DOI: 10.1126/sciadv.aay4644
Vol. 6, no. 4, eaay4644
DOI: 10.1126/sciadv.aay4644
O. R. Lehmer
Department of Earth and Space Sciences, University of Washington, Seattle, WA 98195, USA.
Astrobiology Program, University of Washington, Seattle, WA 98195, USA.
MS 239-4, Space Science Division, NASA Ames Research Center, Moffett Field, CA 94035, USA.
D. C. Catling
Department of Earth and Space Sciences, University of Washington, Seattle, WA 98195, USA.
Astrobiology Program, University of Washington, Seattle, WA 98195, USA.
R. Buick
Department of Earth and Space Sciences, University of Washington, Seattle, WA 98195, USA.
Astrobiology Program, University of Washington, Seattle, WA 98195, USA.
D. E. Brownlee
Astrobiology Program, University of Washington, Seattle, WA 98195, USA.
Department of Astronomy, University of Washington, Seattle, WA 98195, USA.
S. Newport
Department of Earth and Space Sciences, University of Washington, Seattle, WA 98195, USA.
