Atmospheric methane levels increased over geological formations in Northern Siberia following a heat wave in 2020, suggesting that permafrost thaw releases methane from reservoirs.
Image credit: Wikimedia Commons.
Edited by Susan T. Fiske, Princeton University, Princeton, NJ, and approved October 10, 2017 (received for review May 3, 2017)
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- Published in issue November 28, 2017.
- Published first November 14, 2017.
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Copyright © 2017 the Author(s). Published by PNAS. This open access article is distributed under Creative Commons Attribution-NonCommercial-NoDerivatives License 4.0 (CC BY-NC-ND).
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- aGoogle, Inc., Mountain View, CA 94043;
- bState Key Laboratory of Intelligent Technology and Systems, Department of Computer Science and Technology, Tsinghua University, Beijing 100084, China
Edited by Susan T. Fiske, Princeton University, Princeton, NJ, and approved October 10, 2017 (received for review May 3, 2017)
Footnotes
- ↵1To whom correspondence should be addressed. Email: atomkins{at}gmail.com.
An extended abstract of this work has been previously posted as a preprint (1).
Author contributions: A.T. and M.Z. designed research; A.T. and M.Z. performed research; W.D.H. analyzed data; and A.T., M.Z., and W.D.H. wrote the paper.
Conflict of interest statement: A.T. and W.D.H. are employed and paid by Google, Inc. Google often provides funding to conferences, including the WSDM conference studied in this work.
This article is a PNAS Direct Submission.
This article contains supporting information online at www.pnas.org/lookup/suppl/doi:10.1073/pnas.1707323114/-/DCSupplemental.
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Single- vs. double-blind reviewing at WSDM 2017
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