Marcelo Mena, Pontificia Universidad Católica de Valparaíso, Valparaiso, Chile

Dr. Bassil El Masri, Murray State University, Earth and Environmental Science, Murray, United States, Zachary Brown, Murray State University, Earth and Environmental Sciences, Murray, KY, United States, Matthew S Johnson, Earth Science Division, NASA Ames Research Center, Moffett Field, CA, United States, Liane S Guild, NASA Ames Res Ctr, Moffett Field, United States, Christopher S Potter, NASA Ames Research Center, Moffett Field, CA, United States and Stephanie Pass, Bay Area Environmental Research Institute, Mountain View, United States

Anna Martin¹, Klaus Klingmueller¹, Benedikt Steil¹, Johannes Lelieveld² and Andrea Pozzer², (1)Max Planck Institute for Chemistry, Mainz, Germany, (2)Max Planck Institute for Chemistry, Atmospheric Chemistry, Mainz, Germany

Marielle Saunois¹, Benjamin Poulter², Danilo Custodio¹, Josep Gili Canadell³, Robert B Jackson⁴, Peter A Raymond⁵, Prabir Kumar Patra⁶, Philippe Bousquet¹, Philippe Ciais⁷ and GCP-CH4 group, (1)LSCE Laboratoire des Sciences du Climat et de l'Environnement, Gif-Sur-Yvette Cedex, France, (2)Spark Climate Solutions, San Francisco, United States, (3)CSIRO Environment, Canberra, Australia, (4)Stanford University, Earth System Science, Stanford, United States, (5)Yale University, School of the Environment, New Haven, United States, (6)Center for Environmental Remote Sensing, Chiba University, Chiba, Japan, (7)Laboratoire des Sciences du Climat et de l'Environnement, LSCE/IPSL, CEA-CNRS-UVSQ, Université Paris Saclay, Gif-Sur-Yvette, France

Megan He¹, Daniel J. Jacob¹, Lucas Estrada¹, Daniel J. Varon¹, Melissa Payer Sulprizio¹, Nicholas Balasus¹, James D. East², Elise Penn³, Drew Pendergrass¹, Zichong Chen², Todd A Mooring³, Joannes Maasakkers⁴, Philip G Brodrick⁵, Christian Frankenberg⁶, Kevin W. Bowman⁷ and Lori Bruhwiler⁸, (1)Harvard University, School of Engineering and Applied Sciences, Cambridge, United States, (2)Harvard University, School of Engineering and Applied Sciences, Cambridge, MA, United States, (3)Harvard University, Earth and Planetary Sciences, Cambridge, United States, (4)SRON Space Research Organization Netherlands, Leiden, Netherlands, (5)NASA Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, United States, (6)NASA Jet Propulsion Laboratory, California Institute of Technology, Pasadena, United States, (7)Jet Propulsion Laboratory, California Institute of Technology, Pasadena, United States, (8)NOAA, Global Monitoring Laboratory, Boulder, United States

Peter A Raymond, Yale University, Yale Center for Natural Carbon Capture, New Haven, United States, Chunqi Shen, Yale School of the Environment, New Haven, United States and Chunqi Shen

Marie Kathrine Mikkelsen, University of Copenhagen, Department of Chemistry, København K, Denmark, Jacob Elholm, Universitat Politécnica de Catalunya, Department of Chemical Engineering, Barcelona, Spain, Sergey Gromov, Max Planck Institute for Chemistry, Atmospheric Chemistry, Mainz, Germany, Thomas Röckmann, Utrecht University, Institute for Marine and Atmospheric Research, Utrecht, Netherlands, Kurt Mikkelsen, University of Copenhagen, Department of Chemistry, Copenhagen, Denmark and Matthew Stanley Johnson, Univ Copenhagen, Copenhagen, Denmark

Xuan Xi, Purdue University, West Lafayette, IN, United States and Qianlai Zhuang, Purdue University, Department of Earth, Atmospheric, and Planetary Sciences, West Lafayette, United States

Coco Lipe¹, Eric Mei¹, Ursula Anne Jongebloed², Becky Alexander¹ and Alexander J Turner¹, (1)University of Washington, Department of Atmospheric and Climate Science, Seattle, United States, (2)Massachusetts Institute of Technology, Departments of Earth and Planetary Sciences, Civil and Environmental Engineering, Cambridge, MA, United States

Kyle Brown, University of California Davis, Davis, CA, United States and William R Horwath, University of California Davis, Department of Land, Air and Water Resources, Davis, United States

Jhon del Aguila Pasquel¹, Joost L M Van Haren², Raphael Pablo Tapajós^3,4, Jose Mauro Sousa Moura⁵, Raimundo Cosme Oliveira Junior⁶, Miércio Ferreira Junior³, Laetitia M Brechet⁷, Felizandra Pereira de Aquino³, Daira da Silva Lima³, Luciana Alves⁸, Scott Saleska⁴, Maria Teresa Fernandez Piedade⁹, Jochen Shongart SR⁹, Layon Demarchi⁹, Bianca Weiss Albuquerque⁹, Viviane Pagnussat Klein⁹, Angelica Faria de Resende¹⁰, Gisele Biem Mori^9,11, Thiago André¹², Amanda Frederico Mortati¹³, Alan Cavalcanti da Cunha¹⁴, Leidiane Leão Oliveira¹⁵, Florian Wittmann¹⁶, Adriano Costa Quaresma⁹, Gildo Feitosa¹⁷, Sthefanie do Nascimento Gomes de Souza^9,18 and Ana Luiza Costa⁹, (1)University of Arizona, Department of Environmental Science, Tucson, United States, (2)University of Arizona, Biosphere 2, Tucson, United States, (3)Federal University of Western Para, Santarem, Brazil, (4)University of Arizona, Department of Ecology & Evolutionary Biology, Tucson, United States, (5)Federal University of Western Pará, Santarem, Brazil, (6)Embrapa Amazônia Oriental, Santarém, Brazil, (7)French National Research Institute of Agriculture, Food and the Environment (INRAE), UMR Ecology of Guianan Forests (EcoFoG), 97310 Kourou, French Guiana, (8)UCLA Institute of the Environment and Sustainability, Center for Tropical Research, Los Angeles, United States, (9)National Institute for Amazon Research (INPA), Ecology, monitoring and sustainable use of wetlands (MAUA research group), Manaus, Brazil, (10)University of São Paulo, Forest Sciences Department, Piracicaba, Brazil, (11)Universidade do Estado de Mato Grosso (UNEMAT), Programa de Pós-graduação em Ecologia e Conservação, Nova Xavantina, Brazil, (12)Universidade de Brasília, Departamento de Botânica, Instituto de Ciências Biológicas, Brasília, Brazil, (13)Universidade de Brasília, Centro de Desenvolvimento Sustentável, Brasília, Brazil, (14)Universidade Federal do Amapá, Macapá, Brazil, (15)Federal University of Western Para, Instituto de Ciências e Tecnologia das Águas, Santarem, Brazil, (16)Karlsruhe Institute of Technology, Karlsruhe, Germany, (17)National Institute for Amazon Research (INPA), Programa de Pós-graduação em Botânica, Manaus, Brazil, (18)National Institute for Amazon Research (INPA), Programa de Pós-graduação em Ecologia, Manaus, Brazil

Carson TUrner, University of North Dakota, Grand Forks, ND, United States, Stacey Hughes, University of New Hampshire Main Campus, College of Engineering and Physical Sciences, Durham, United States and Katie Paredero, University of California Irvine, Irvine, United States

Iana Ferguson, University of Washington Seattle, Department of Atmospheric and Climate Science, Seattle, United States, Alexander J Turner, University of Washington, Department of Atmospheric and Climate Science, Seattle, United States and Abigail L. S. Swann, University of Washington, Department of Atmospheric and Climate Science and Department of Biology, Seattle, United States

Yuzhong Zhang, Wei Chen and Ruosi Liang, Westlake University, Hangzhou, China

Linda Ort¹, Christian Frankenberg², Nikhil Dadheech³, Alex J Turner⁴, James Yoon⁵, Hans-Christoph Lachnitt⁶, Peter Michael Hoor⁶, Johannes Lelieveld¹ and Horst Fischer¹, (1)Max Planck Institute for Chemistry, Atmospheric Chemistry, Mainz, Germany, (2)NASA Jet Propulsion Laboratory, Pasadena, United States, (3)University of Washington, Seattle, United States, (4)University of Washington Seattle Campus, Seattle, United States, (5)University of Wisconsin Madison, Madison, United States, (6)Johannes Gutenberg University of Mainz, Institute for Atmospheric Physics, Mainz, Germany

Chloe Brashear¹, Maarten van Herpen¹, Berend van de Kraats², Sergey Gromov³, Alfonso Saiz-Lopez⁴, Daphne Meidan⁴, Matthew Stanley Johnson⁵, Luisa Pennacchio⁶, Marie Kathrine Mikkelsen⁶ and Thomas Röckmann⁷, (1)Utrecht University, Utrecht, Netherlands, (2)Foundation OceansX, Bergen, Netherlands, (3)Max Planck Institute for Chemistry, Atmospheric Chemistry, Mainz, Germany, (4)Spanish National Research Council, Department of Atmospheric Chemistry and Climate, Institute of Physical Chemistry Rocasolano (CSIC), Madrid, Spain, (5)Univ Copenhagen, Copenhagen, Denmark, (6)University of Copenhagen, Department of Chemistry, København K, Denmark, (7)Utrecht University, Institute for Marine and Atmospheric Research, Utrecht, Netherlands

Anna-Leah Nickl^1,2, Patrick Joeckel², Franziska Winterstein² and Anja Schmidt^1,2, (1)Ludwig-Maximilians-University Munich, Meteorological Institute, München, Germany, (2)German Aerospace Center DLR Oberpfaffenhofen, Institute of Atmospheric Physics, Wessling, Germany

Dr. Fa Li¹, Robert B Jackson¹, Kunxiaojia Yuan² and Qing Zhu², (1)Stanford University, Earth System Science, Stanford, United States, (2)Lawrence Berkeley National Laboratory, Climate & Ecosystem Sciences Division, Berkeley, CA, United States

Elizabeth Thomson¹, Lee T Murray², Thomas S Weber¹, Aparajeo Chattopadhyay³, Sebastian Miller¹, Andrew Milford Smith⁴, Bin Yang⁴, Archana Amatya Joshi⁴, Kathleen R Hall², Mingjian Shi¹, Peter Ivatt⁵ and Vasilii V Petrenko², (1)University of Rochester, Department of Earth and Environmental Sciences, Rochester, United States, (2)University of Rochester, Department of Earth and Environmental Sciences, Rochester, NY, United States, (3)University of Rochester, Department of earth and environmental sciences, Rochester, NY, United States, (4)Centre for Accelerator Science, Australian Nuclear Science and Technology Organisation (ANSTO), Lucas Heights, Australia, (5)University of Rochester, Rochester, United States

Sebastian Miller¹, Lee T Murray² and Vasilii V Petrenko², (1)University of Rochester, Department of Earth and Environmental Sciences, Rochester, United States, (2)University of Rochester, Department of Earth and Environmental Sciences, Rochester, NY, United States

Raphael Tapajos^1,2, Rodrigo da Silva³, Jhon del Aguila Pasquel⁴, Wilderclay Machado³, Jose Mauro Sousa Moura⁵, Raimundo Cosme Oliveira Junior⁶, Kleber Silva Campos⁷, Joost L M Van Haren⁸ and Scott Saleska⁹, (1)University of Arizona, Ecology & Evolutionary Biology, Tucson, United States, (2)Federal University of Western Para, Atmospheric Sciences, Santarem, Brazil, (3)Federal University of Western Para, Santarem, Brazil, (4)University of Arizona, Department of Environmental Science, Tucson, United States, (5)Federal University of Western Pará, Santarem, Brazil, (6)Embrapa Amazônia Oriental, Santarém, Brazil, (7)National Institute for Amazon Research (INPA), Santarém, Brazil, (8)University of Arizona, Honors College, Tucson, AZ, United States, (9)University of Arizona, Department of Ecology & Evolutionary Biology, Tucson, United States

Philippe Ciais, LSCE Laboratoire des Sciences du Climat et de l'Environnement, Gif-sur-Yvette, France and Global CH4 low latency budget team

Sourish Basu, University of Maryland College Park, College Park, United States, Xin Lan, NOAA, Global Monitoring Laboratory, Boulder, United States, Sylvia Michel, University of Colorado Boulder, Institute for Arctic and Alpine Research, Boulder, United States and Brad Weir, NASA Goddard Space Flight Center, Global Modeling and Assimilation Office, Greenbelt, MD, United States

Aparajeo Chattopadhyay¹, Sebastian Miller¹, Elizabeth Thomson¹, Lee T Murray², Andrew Milford Smith³, Bin Yang³, Archana Amatya Joshi³, Bryan Thomas⁴, Ross Burgener⁵, Aidan Colton⁴, Michael Doneghey⁶, Rebecca Malinda Chewitt-Lucas⁷, Edmund Blades⁸, Alejandro Borges⁹, Nayra Chinea Machín⁹, Pedro Soriano¹⁰, Molly Leitch¹¹, Hinrich Schaefer¹², Gordon W Brailsford¹³, Olivier Magand¹⁴, David Combemale¹⁴, Patrick Hernandez¹⁵, Eric Golubic¹⁴, Kathleen R Hall², Spencer Ahn¹, Margaret Scholer¹⁶, Alexander C. Ihle¹, Alexander J Turner¹⁷ and Vasilii V Petrenko², (1)University of Rochester, Department of Earth and Environmental Sciences, Rochester, United States, (2)University of Rochester, Department of Earth and Environmental Sciences, Rochester, NY, United States, (3)Centre for Accelerator Science, Australian Nuclear Science and Technology Organisation (ANSTO), Lucas Heights, Australia, (4)NOAA Global Monitoring Laboratory, Boulder, United States, (5)NOAA Observatory Operations, Global Monitoring Laboratory, Utqiaġvik, United States, (6)NOAA Global Monitoring Laboratory, Pago Pago, American Samoa, (7)Carribean Institute of Meteorology and Hydrology, Bridgetown, Barbados, (8)Barbados Atmospheric Chemistry Observatory, Ragged Point, Barbados, (9)Izaña Atmospheric Research Center, Tenerife ES, Tenerife, Spain, (10)Izaña Atmospheric Research Center, Tenerife, Spain, (11)National Institute of Water and Atmospheric Research, Wellington, Australia, (12)NIWA, Wellington, New Zealand, (13)National Institute of Water and Atmospheric Research, Wellington, New Zealand, (14)Observatoire des Sciences de l’Univers à La Réunion, La Réunion, France, (15)Université de La Réunion, Observatoire des Sciences de l'Univers, Saint Denis, France, (16)University of Colorado at Boulder, Institute of Arctic and Alpine Research, Boulder, United States, (17)University of Washington, Department of Atmospheric and Climate Science, Seattle, United States

Benjamin Gaubert¹, Mohammad Amin Mirrezaei², Avelino F Arellano Jr², Rafael P. Fernandez³, Ivan Ortega⁴, Louisa K Emmons¹, Behrooz Roozitalab¹, Lori Bruhwiler⁵, Youmi Oh^5,6, Xin Lan^5,6, Gabrielle Petron^5,7, Kathryn McKain⁵, Alfonso Saiz-Lopez⁸, Carlos Cuevas⁸, Chuan Feng⁹, Yangyang Xu⁹ and Guy Brasseur^1,10, (1)NSF National Center for Atmospheric Research (NSF NCAR), Atmospheric Chemistry Observations & Modeling Laboratory (ACOM), Boulder, United States, (2)University of Arizona, Department of Hydrology and Atmospheric Sciences, Tucson, AZ, United States, (3)National Research Council (ICB-CONICET), Institute for Interdisciplinary Science, Mendoza, Argentina, (4)NSF National Center for Atmospheric Research (NSF NCAR), Atmospheric Chemistry Observations & Modeling Laboratory (ACOM), Boulder, CO, United States, (5)NOAA, Global Monitoring Laboratory, Boulder, United States, (6)University of Colorado Boulder, Cooperative Institute for Research in Environmental Sciences, Boulder, United States, (7)University of Colorado, Boulder, Cooperative Institute for Research in Environmental Sciences, Boulder, United States, (8)Spanish National Research Council, Department of Atmospheric Chemistry and Climate, Institute of Physical Chemistry Rocasolano (CSIC), Madrid, Spain, (9)Texas A&M University, Department of Atmospheric Sciences, College Station, United States, (10)Max Planck Institute for Meteorology, Hamburg, Germany

Alexander Charles Ihle¹, Kathleen R Hall², Thomas S Weber¹, Haoran Piao¹, Marc L Buursink³, Margaret Scholer¹, Mingzhe Zhu¹, Ronald Klusman⁴, Katey M Walter Anthony⁵ and Vasilii V Petrenko², (1)University of Rochester, Department of Earth and Environmental Sciences, Rochester, United States, (2)University of Rochester, Department of Earth and Environmental Sciences, Rochester, NY, United States, (3)U.S. Geological Survey, Geology, Energy & Minerals (GEM) Science Center, Reston, United States, (4)Colorado School of Mines, Golden, United States, (5)University of Alaska Fairbanks, Water and Environmental Research Center, Fairbanks, AK, United States

Kathleen R Hall¹, Mingzhe Zhu², Margaret Scholer², Alexander C. Ihle², Haoran Piao², Marc L Buursink³, Thomas S Weber², Marika P Stock², Lucy Kunhardt², Katey M Walter Anthony⁴ and Vasilii V Petrenko¹, (1)University of Rochester, Department of Earth and Environmental Sciences, Rochester, NY, United States, (2)University of Rochester, Department of Earth and Environmental Sciences, Rochester, United States, (3)U.S. Geological Survey, Geology, Energy & Minerals (GEM) Science Center, Reston, United States, (4)University of Alaska Fairbanks, Water and Environmental Research Center, Fairbanks, AK, United States

Kevin Rozmiarak¹, Xiangyu Liu², Youmi Oh³, Irina Overeem⁴, Elijah Miller⁵, Valerie A Morris⁶, Bruce H Vaughn⁶, Nicholas Hasson⁷, Brooke Chase⁸, Katey M Walter Anthony⁷, Qianlai Zhuang², Chuck Smallwood⁹, Gregory B Rieker¹⁰ and Tyler R Jones¹¹, (1)University of Colorado, Institute of Arctic and Alpine Research, Boulder, CO, United States, (2)Purdue University, Department of Earth, Atmospheric, and Planetary Sciences, West Lafayette, United States, (3)NOAA Global Monitoring Laboratory / Cooperative Institute for Research in Environmental Sciences, University of Colorado Boulder, Boulder, United States, (4)University of Colorado, Department of Geological Sciences and Institute of Arctic and Alpine Research, Boulder, United States, (5)University of Colorado at Boulder, Boulder, United States, (6)University of Colorado, Institute of Arctic and Alpine Research, Boulder, United States, (7)University of Alaska Fairbanks, Water and Environmental Research Center, Fairbanks, AK, United States, (8)University of Colorado at Boulder, Environmental Studies, Boulder, United States, (9)Sandia National Laboratories, Albuquerque, NM, United States, (10)University of Colorado at Boulder, Mechanical Engineering, Boulder, United States, (11)Institute of Arctic and Alpine Research, Boulder, United States

Lu Shen, Peking University, Department of Atmospheric and Oceanic Sciences, School of Physics, Beijing, China, Minghao Zhuang, China Agricultural University, College of Resources and Environmental Sciences, Beijing, China, Shushi Peng, Peking University, College of Urban and Environmental Sciences, Beijing, China and Vincent Gauci, University of Birmingham, Birmingham, United Kingdom

Fabiano A Oyafuso, Sudhanshu Pandey, Kevin Bowman and Seungwon Lee, Jet Propulsion Laboratory, California Institute of Technology, Pasadena, United States

Yi Yin, New York University, New York, NY, United States, Newton Nguyen, California Institute of Technology, Pasadena, CA, United States, Qingyu Wang, University of Oklahoma, Norman, United States, Alexander J Turner, University of Washington, Department of Atmospheric and Climate Science, Seattle, United States and Christian Frankenberg, NASA Jet Propulsion Laboratory, Pasadena, United States