Kenneth J Davis¹, Thomas Lauvaux², Natasha Miles¹, Scott Richardson³, Paul Shepson⁴, Jocelyn C Turnbull⁵, Riley M Duren⁶, Kevin R Gurney⁷, Ralph F Keeling⁸, Jooil Kim⁹, Charles E Miller¹⁰, Kristal R Verhulst¹¹, Ray F Weiss⁸, Vineet Yadav⁶, Sharon Gourdji¹², Anna Karion¹², Israel Lopez-Coto¹², Subhomoy Ghosh¹², Kimberly L Mueller¹³ and James R Whetstone¹², (1)Pennsylvania State University Main Campus, University Park, PA, United States, (2)Pennsylvania State University Main Campus, Department of Meteorology and Atmospheric Science, University Park, PA, United States, (3)Pennsylvania State University, State College, PA, United States, (4)Stony Brook University, Stony Brook, NY, United States, (5)GNS Science, Lower Hutt, New Zealand, (6)Jet Propulsion Laboratory, Pasadena, CA, United States, (7)Arizona State University, Tempe, AZ, United States, (8)Univ California San Diego, La Jolla, CA, United States, (9)Scripps Institution of Oceanography, La Jolla, CA, United States, (10)Jet Propulsion Lab, Pasadena, CA, United States, (11)UC Irvine, Irvine, CA, United States, (12)National Institute of Standards and Technology Gaithersburg, Gaithersburg, MD, United States, (13)University of Michigan EWRE, Washington, DC, United States