Alizée Roobaert¹, Daniel Ford², Sreeush Mohanan³, Judith Hauck^3,4, Galen A McKinley⁵, Nicolas Gruber⁶, Laique Merlin Djeutchouang⁷, Amanda R Fay⁵, Marion Gehlen⁸, Luke Gregor⁹, Yosuke Iida¹⁰, Dr. Annika Jersild¹¹, Thea Hatlen Heimdal⁵, Abby Shaum⁵, Christian Rödenbeck¹², Andrew J. Watson², Jiye Zeng¹³, Jacqueline Behncke¹⁴, Frederic Chevallier⁸, Jamie Shutler² and Peter Landschützer¹, (1)Flanders Marine Institute (VLIZ), Ostend, Belgium, (2)University of Exeter, Exeter, United Kingdom, (3)Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research, Bremerhaven, Germany, (4)University of Bremen, Bremen, Germany, (5)Columbia University and Lamont-Doherty Earth Observatory, New York, United States, (6)Environmental Physics, Institute of Biogeochemistry and Pollutant Dynamics, ETH Zurich, Zurich, Switzerland, (7)School for Climate Studies, Stellenbosch University, Stellenbosch, South Africa, (8)LSCE Laboratoire des Sciences du Climat et de l'Environnement, Gif-Sur-Yvette Cedex, France, (9)Environmental Physics, Institute of Biogeochemistry and Pollutant Dynamics, ETH Zürich, Zurich, Switzerland, (10)Atmosphere and Ocean Department, Japan Meteorological Agency, Tokyo, Japan, (11)NASA Goddard Space Flight Center, USA, United States, (12)Max Planck Institute for Biogeochemistry, Jena, Germany, (13)National Institute for Environmental Studies, Tsukuba, Japan, (14)Max Planck Institute for Meteorology, Hamburg, Germany