Methanotrophy under extreme alkalinity in a serpentinizing system

This research received financial support for its execution, authorship, and publication. Fieldwork was supported by NASA Exobiology Grant NNX12AB38G, the NASA Astrobiology Institute’s Rock-Powered Life (RPL) initiative under Grant NNA15BB02A, and NSF Grant EAR-1515513. This work used the Water-Organic-Rock-Microbe (WORM) Portal funded by NSF Grants EAR-1949030 and EAR-2149016. Shotgun metagenomic sequencing was conducted with funding from the Deep Carbon Observatory’s Census of Deep Life, supported by the Alfred P. Sloan Foundation. Additional support was provided by NASA’s Planetary Science Division through the Center for Life Detection Internal Science Funding Model team. A. E. G. H. received postdoctoral fellowship funding through the NASA Postdoctoral Program at NASA Ames Research Center. L. F. contributions were supported by the University of Washington Astrobiology Program. M. G. S. and E. C. contributed to the project as part of the Blue Marble Space Institute of Science Young Scientist Program at NASA Ames Research Center, under the guidance of A. E. G. H. and T. M. H. Publication of this article was funded by the University of Colorado Boulder Libraries Open Access Fund.

Authors and Affiliations

1. Blue Marble Space Institute of Sciences, San Francisco, CA, USA

   Alta E. G. Howells, Kirt Robinson, Miguel G. Silva & Ellen Cook

2. NASA Ames Research Center, Moffett Field, CA, USA

   Alta E. G. Howells & Tori Hoehler

3. Department of Geological Sciences, University of Colorado, Boulder, CO, USA

   Alta E. G. Howells

4. School of Earth and Space Exploration, Arizona State University, Tempe, AZ, USA

   Kirt Robinson, Grayson Boyer & Everett L. Shock

5. Department of Earth and Space Sciences, University of Washington, Seattle, WA, USA

   Lucas Fifer

6. Astrobiology Program, University of Washington, Seattle, WA, USA

   Lucas Fifer

7. School of Molecular Sciences, Arizona State University, Tempe, AZ, USA

   Everett L. Shock

Corresponding author

Correspondence to
Alta E. G. Howells.

Competing interests

The authors declare no competing interests.

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