Ruchi Singh Parihar, Centre for Atmospheric Science, Indian Institute of Technology Delhi & Department of Biotechnology, Graphic Era University Dehradun, New Delhi & Uttarakhand, India, Prasanta Kumar Bal, Qatar Meteorology Department, Civil Aviation Authority, Doha, Qatar and Saroj K. Mishra, Centre for Atmospheric Sciences, Indian Institute of Technology, New Delhi, India

KS Krishnamohan, Indian Institute of Science, Center for Atmospheric and Oceanic Sciences, Bangalore, India and Govindasamy Bala, Indian Institute of Science, Centre for Atmospheric and Oceanic Sciences, Bangalore, India

Wilson Hago, Restore Our Climate, Santa Cruz, CA, United States and Kevin Lister, Restore Our Climate, Santa Cruz, United States

Henri F Drake, Massachusetts Institute of Technology, Earth, Atmospheric, and Planetary Sciences, Cambridge, MA, United States, John Deutch, Massachusetts Institute of Technology, Chemistry, Cambridge, United States, Ronald L Rivest, Massachusetts Institute of Technology, Electrical Engineering and Computer Science, Cambridge, United States and Alan Edelman, Massachusetts Institute of Technology, Mathematics, Cambridge, United States

Danielle Chamberlin¹, Pam Hirtzer¹, Alexander Sholtz¹, Tim Player¹ and Leslie A Field^1,2, (1)Ice911 Research, Menlo Park, CA, United States, (2)Stanford University, Stanford, CA, United States

Zhen Dai¹, Elizabeth Burns², Dustin Tingley¹, Jianhua Xu³, Peter Irvine⁴ and David Keith⁵, (1)Harvard University, Cambridge, MA, United States, (2)Harvard John A. Paulson School of Engineering and Applied Sciences, Wellesley, Massachusetts, United States, (3)Peking University, Beijing, China, (4)Harvard University, Cambridge, United States, (5)Harvard University, Engineering and Applied Sciences and Kennedy School of Government, Cambridge, MA, United States

Mark Workman, Imperial College London, London, SW7, United Kingdom and Richard Templer, Imperial College London, Chemistry, London, United Kingdom

Mark E Capron, OceanForesters, Oxnard, CA, United States, Jim R. Stewart, OceanForesters, Lakewood, CA, United States, Antoine de Ramon N'Yeurt, University of the South Pacific, Suva, Fiji, Michael D. Chambers, University of New Hampshire, Durham, Durham, NH, United States, Jang K. Kim, Incheon National University, Incheon, South Korea, Charles Yarish, University of Connecticut, Ecology and Evolutionary Biology, Stamford, CT, United States, Anthony T. Jones, Intake Works, Sacramento, CA, United States, Reginald B. Blaylock, University of Southern Mississippi, Ocean Springs, MS, United States, Scott C James, Baylor University, Geosciences and Mechanical Engineering, Waco, TX, United States, Rae Fuhrman, Stingray Sensing, Santa Barbara, CA, United States, Martin T. Sherman, OceanForesters, London, United Kingdom, Graham Harris, OceanForesters, Auckland, New Zealand, Don Piper, OceanForesters, Beaufort, NC, United States and Mohammed A. Hasan, OceanForesters, Ventura, CA, United States

Yangyang Xu, Texas A&M University College Station, College Station, TX, United States, Andrew Lockley, San Antonio, TX, United States; University College London, Bartlett School, London, United Kingdom and Simone Tilmes, National Center for Atmospheric Research, Atmospheric Chemistry, Observations, and Modeling Laboratory, Boulder, CO, United States

Detelina Ivanova¹, Subarna Bhattacharyya², Leslie A Field³, Velimir Mlaker⁴, Anthony W Strawa⁵ and Alexander Sholtz³, (1)Climformatics, Inc, Fremont, CA, United States, (2)Climformatics, Inc., Fremont, CA, United States, (3)Ice911 Research, Menlo Park, CA, United States, (4)Climformatics, Fremont, CA, United States, (5)NASA- AMES Research Center, San Jose, CA, United States

Yan Zhang and Douglas MacMartin, Cornell University, Sibley School of Mechanical and Aerospace Engineering, Ithaca, NY, United States

Guangqing Chi¹, Kathleen E Halvorsen², Kathleen Hill³, Davin Holen⁴, Lance E Howe⁵, Anne M. Jensen⁶, Chris Maio⁷, Bronwen Powell⁸, Todd Radenbaugh⁹, Erica A H Smithwick¹⁰, Ann Tickamyer⁸, Douglas H Wrenn¹¹, Junjun Yin⁸ and Qiujie Zheng⁵, (1)The Pennsylvania State University, State college, United States, (2)Michigan Technological University, Houghton, MI, United States, (3)Pennsylvania State University Main Campus, Center for Science and the Schools, University Park, PA, United States, (4)Alaska Sea Grant, Anchorage, AK, United States, (5)University of Alaska Anchorage, Anchorage, United States, (6)University of Alaska Fairbanks, Fairbanks, United States, (7)University of Alaska Fairbanks, Department of Geosciences, Fairbanks, AK, United States, (8)Pennsylvania State University, University Park, United States, (9)University of Alaska Fairbanks, Dillingham, United States, (10)Pennsylvania State University, Department of Geography and Earth and Environmental Systems Institute, University Park, PA, United States, (11)Pennsylvania State University Main Campus, Agricultural Economics, Sociology, and Education, University Park, PA, United States

Laura de la Torre Ramos, University of Vigo, Ourense, Spain, Petr Šácha, Charles University, Faculty of Mathematics and Physics, Department of Atmospheric Physics, Prague, Czech Republic, Simone Tilmes, National Center for Atmospheric Research, Atmospheric Chemistry, Observations, and Modeling Laboratory, Boulder, CO, United States, Alan Robock, Rutgers University, New Brunswick, NJ, United States and Juan A. Añel, University of Vigo, EPhysLab, Ourense, Spain

John Nissen, Chair of the Arctic Methane Emergency Group (AMEG), Bath, United Kingdom

Armand Neukermans¹, Gary F Cooper², Jack D Foster¹, Lee K Galbraith¹, Sudhanshu Jain¹ and Robert Ormond¹, (1)FICER, Sunnyvale, CA, United States, (2)FICER, Sunnyvale, United States

Lili Xia, Rutgers University New Brunswick, New Brunswick, NJ, United States, Alan Robock, Rutgers University, New Brunswick, NJ, United States, Simone Tilmes, National Center for Atmospheric Research, Atmospheric Chemistry, Observations, and Modeling Laboratory, Boulder, CO, United States and Ben Kravitz, Pacific Northwest National Laboratory, Richland, WA, United States; Indiana University Bloomington, Earth and Atmospheric Sciences, Bloomington, IN, United States

Alexander Sholtz, Leslie A Field, Danielle Chamberlin and Pam Hirtzer, Ice911 Research, Menlo Park, CA, United States