Nina Bednarsek, Instiute Josef Stefan, Environmental Department, LJubljana, Slovenia; Cooperative Institute for Marine Resources Studies, Oregon State University, Newport, United States, Hanna van de Mortel, UNiversity of Tasmania, Hobart, Australia, Richard A Feely, NOAA PMEL, Seattle, United States, Greg Pelletier, Washington Department of Ecology, Olympia, 300 Desmond Dr SE, WA 98503, USA, Olympia, United States, Jens Daniel Müller, Carbon to Sea Initiative, Washington D.C., United States, Nicolas Gruber, Environmental Physics, Institute of Biogeochemistry and Pollutant Dynamics, ETH Zurich, Zurich, Switzerland, Kristofer K Bauer, CIMERS Oregon State University, Newport, United States, MacKenna Hainey, Oregon State University, Corvallis, United States and Georgina Cepeda, Consejo Nacional de Investigaciones Científicas y Técnicas, Buenos Aires, Argentina