Lesley Ott¹, Sean Crowell², Chris O'Dell³, David Schimel⁴, David F Baker⁵, Sourish Basu⁶, Kevin W Bowman⁷, Abhishek Chatterjee⁸, Stephan R Kawa⁹, Junjie Liu⁷, Martijn Pallandt¹⁰, Helene Peiro¹¹, Andrew E Schuh¹² and Peter Somkuti³, (1)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (2)University of Oklahoma, Norman, OK, United States, (3)Cooperative Institute for Research in the Atmosphere, Fort Collins, CO, United States, (4)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (5)Colorado State University, CIRA, Fort Collins, DC, United States, (6)NOAA, ESRL/GMD, Boulder, CO, United States, (7)Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, United States, (8)USRA, Greenbelt, MD, United States, (9)NASA Goddard SFC, Greenbelt, MD, United States, (10)Max Planck Institute for Biogeochemistry, Jena, Germany, (11)University of Oklahoma, Norman, United States, (12)Colorado State University, CIRA, Fort Collins, CO, United States

Morgan Cheatham¹, Britton B Stephens², Colm Sweeney³, Kathryn McKain⁴, Stephen Wofsy⁵, Roisin Commane⁶, Maryann R Sargent⁵, Prabir Kumar Patra⁷, Frederic Chevallier⁸ and Gretchen Keppel-Aleks⁹, (1)University of Michigan Ann Arbor, Ann Arbor, MI, United States, (2)National Center for Atmospheric Research, Earth Observing Laboratory, Boulder, CO, United States, (3)NOAA Global Monitoring Laboratory, Boulder, CO, United States, (4)NOAA ESRL Global Monitoring Division, Boulder, CO, United States, (5)Harvard University, Cambridge, MA, United States, (6)Columbia University in the City of New York, New York, NY, United States, (7)Center for Environmental Remote Sensing, Chiba University, Chiba, Japan, (8)LSCE Laboratoire des Sciences du Climat et de l'Environnement, Gif-Sur-Yvette Cedex, France, (9)University of Michigan Ann Arbor, Climate and Space Sciences and Engineering, Ann Arbor, MI, United States

Jinshi Jian, Pacific Northwest National Laboratory, Richland, WA, United States, Ben P Bond-Lamberty, Pacific Northwest National Laboratory, Joint Global Change Research Institute, College Park, MD, United States and William R Wieder, National Center for Atmospheric Research, Climate and Global Dynamics Laboratory, Boulder, CO, United States

Stephen A Montzka¹, Geoffrey S Dutton², Robert W Portmann³, Martyn Chipperfield⁴, Sean M Davis⁵, Wuhu Feng⁴, Alistair Manning⁶, Eric A Ray⁷, Matthew L Rigby⁸, Brad David Hall¹, Carolina Siso⁹, Jon David Nance⁹, Paul B Krummel¹⁰, Jens Muhle¹¹, Simon O'Doherty¹², Peter Salameh¹¹, Ronald G Prinn¹³, Ray F Weiss¹⁴, James W Elkins¹⁵, Helen Walter-Terrinoni¹⁶ and Christina Theodoridi¹⁷, (1)NOAA Boulder, Boulder, CO, United States, (2)NOAA/ESRL GMD, Boulder, CO, United States, (3)Chemical Sciences Division, NOAA Earth System Research Laboratory, Boulder, CO, United States, (4)University of Leeds, School of Earth and Environment, Leeds, United Kingdom, (5)Chemical Sciences Division, NOAA Earth System Research Laboratory; Cooperative Institute for Research in Environmental Sciences, Boulder, CO, United States, (6)UK Meteorological Office, Climate Research, Exeter, United Kingdom, (7)NOAA/CIRES, Boulder, United States, (8)University of Bristol, Bristol, United Kingdom, (9)Cooperative Institute for Research in Environmental Sciences, Boulder, CO, United States, (10)CSIRO, Aspendale, Australia, (11)Scripps Institution of Oceanography, La Jolla, CA, United States, (12)University of Bristol, School of Chemistry, Bristol, United Kingdom, (13)MIT, Cambridge, MA, United States, (14)Univ California San Diego, La Jolla, CA, United States, (15)NOAA, Boulder, CO, United States, (16)Air-Conditioning, Heating, and Refrigeration Institute, Arlington, United States, (17)Natural Resources Defense Council, Washington DC, United States

Jay Mendoza Tomlin¹, Kristian Daniel Daniel Hajny¹, Joseph Robert Pitt², Robert Kaeser³, Thilina Jayarathne¹, Brian H Stirm³, Cody R Floerchinger⁴, Roisin Commane⁵, Israel Lopez-Coto⁶, Anna Karion⁶ and Paul Shepson^1,2, (1)Purdue University, Department of Chemistry, West Lafayette, IN, United States, (2)Stony Brook University, School of Marine and Atmospheric Sciences, Stony Brook, NY, United States, (3)Purdue University, School of Aviation and Transportation Technology, West Lafayette, IN, United States, (4)Harvard University, Department of Earth and Planetary Sciences, Cambridge, MA, United States, (5)Columbia University in the City of New York, New York, NY, United States, (6)National Institute of Standards and Technology Gaithersburg, Gaithersburg, MD, United States

Zachary Barkley¹, Kenneth J Davis², Yuyan Cui³, Sha Feng³, Alan Fried⁴, Joshua P DiGangi⁵, Scot M Miller⁶, James Walega⁴, Dirk Richter⁴, Petter Weibring⁴, Maximilian Eckl⁷, Anke Roiger⁸, Alina Fiehn⁸ and Julian Kostinek⁹, (1)Pennsylvania State University Main Campus, University Park, PA, United States, (2)The Pennsylvania State University, University Park, PA, United States, (3)The Pennsylvania State University, Department of Meteorology and Atmospheric Science, University Park, PA, United States, (4)University of Colorado at Boulder, Institute of Arctic and Alpine Research, Boulder, CO, United States, (5)NASA Langley Research Center, Hampton, VA, United States, (6)Harvard University, School of Engineering and Applied Sciences, Cambridge, MA, United States, (7)German Aerospace Center (DLR) Oberpfaffenhofen, Institute of Atmospheric Physics, Wessling, Germany, (8)Deutsches Zentrum für Luft- und Raumfahrt (DLR), Institute of Atmospheric Physics, Oberpfaffenhofen, Germany, (9)German Aerospace Center Oberpfaffenhofen, Institute of Atmospheric Physics, Oberpfaffenhofen-Wessling, Germany

Maryann R Sargent, Harvard University, Cambridge, MA, United States, Cody R Floerchinger, Aerodyne Research Inc., Billerica, MA, United States, Steve M Raciti, Boston University, Arlington, MA, United States, Lucy Hutyra, Boston University, Earth & Environment, Boston, MA, United States, Kathryn McKain, NOAA ESRL Global Monitoring Division, Boulder, CO, United States and Steven C Wofsy, Harvard University, John A. Paulson School of Engineering and Applied Sciences, Cambridge, MA, United States

Maximilian Eckl¹, Anke Roiger², Julian Kostinek³, Alina Fiehn², Heidi Huntrieser⁴, Christoph Knote⁵, Zachary Barkley⁶, Stephen M Ogle⁷, Bianca Baier⁸, Colm Sweeney⁹ and Kenneth J Davis⁶, (1)German Aerospace Center (DLR) Oberpfaffenhofen, Institute of Atmospheric Physics, Wessling, Germany, (2)Deutsches Zentrum für Luft- und Raumfahrt (DLR), Institute of Atmospheric Physics, Oberpfaffenhofen, Germany, (3)German Aerospace Center Oberpfaffenhofen, Institute of Atmospheric Physics, Oberpfaffenhofen-Wessling, Germany, (4)German Aerospace Center Oberpfaffenhofen, Oberpfaffenhofen, Germany, (5)Ludwig-Maximilians-University (LMU), Meteorological Institute, Munich, Germany, (6)The Pennsylvania State University, University Park, PA, United States, (7)Colorado State University, Natural Resource Ecology Laboratory, Fort Collins, CO, United States, (8)NOAA ESRL Global Monitoring Division, Boulder, CO, United States, (9)NOAA Global Monitoring Laboratory, Boulder, CO, United States