• Arctic Ocean CO2 uptake: An improved multiyear estimate of the air-sea CO2 flux incorporating chlorophyll a concentrations 

      Yasunaka, Sayaka; Siswanto, Eko; Olsen, Are; Hoppema, Mario; Watanabe, Eiji; Fransson, Agneta Ingrid; Chierici, Melissa; Murata, Akihiko; Lauvset, Siv Kari; Wanninkhof, Rik; Takahashi, Taro; Kosugi, Naohiro; Omar, Abdirahman; van Heuven, Steven; Mathis, Jeremy T. (Peer reviewed; Journal article, 2018-03-22)
      We estimated monthly air–sea CO2 fluxes in the Arctic Ocean and its adjacent seas north of 60∘ N from 1997 to 2014. This was done by mapping partial pressure of CO2 in the surface water (pCO2w) using a self-organizing map ...
    • Constraining the oceanic uptake and fluxes of greenhouse gases by building an ocean network of certified stations: The ocean component of the Integrated Carbon Observation System, ICOS-Oceans 

      Steinhoff, Tobias; Gkritzalis, Thanos; Lauvset, Siv Kari; Jones, Stephen Daniel; Schuster, Ute; Olsen, Are; Becker, Meike; Bozzano, Roberto; Brunetti, Fabio; Cantoni, Carolina; Cardin, Vanessa; Diverrès, Denis; Fiedler, Björn; Fransson, Agneta; Giani, Michele; Hartman, Sue; Hoppema, Mario; Jeansson, Emil; Johannessen, Truls; Kitidis, Vassilis; Körtzinger, Arne; Landa, Camilla Stegen; Lefèvre, Nathalie; Luchetta, Anna; Naudts, Lieven; Nightingale, Philip D.; Omar, Abdirahman; Pensieri, Sara; Pfeil, Benjamin; Castano Primo, Rocio; Rehder, Gregor; Rutgersson, Anna; Sanders, Richard; Schewe, Ingo; Siena, Giuseppe; Skjelvan, Ingunn; Soltwedel, Thomas; van Heuven, Steven; Watson, Andrew (Peer reviewed; Journal article, 2019)
      The European Research Infrastructure Consortium “Integrated Carbon Observation System” (ICOS) aims at delivering high quality greenhouse gas (GHG) observations and derived data products (e.g., regional GHG-flux maps) for ...
    • Global carbon budget 2014 

      Le Quéré, Corinne; Moriarty, Roisin; Andrew, Robbie; Peters, Glen Philip; Ciais, Philippe; Friedlingstein, Pierre; Jones, Samantha D.; Sitch, Stephen; Tans, Pieter; Arneth, Almut; Boden, Thomas A.; Bopp, Laurent; Bozec, Yann; Canadell, Josep G.; Chini, Louise P.; Chevallier, Frédéric; Cosca, Cathrine E.; Harris, Ian C.; Hoppema, Mario; Houghton, Richard A.; House, Joanna I.; Jain, Atul K.; Johannessen, Truls; Kato, Etsushi; Keeling, Ralph F.; Kitidis, Vassilis; Klein Goldewijk, Kees; Koven, Charles D.; Landa, Camilla Stegen; Landschützer, Peter; Lenton, Andrew; Lima, Ivan D.; Marland, Gregg; Mathis, Jeremy T.; Metzl, Nicolas; Nojiri, Yukihiro; Olsen, Are; Ono, Tsuneo; Peng, Shushi; Peters, Wouter; Pfeil, Benjamin; Poulter, Benjamin; Raupach, Michael R.; Regnier, Pierre; Rödenbeck, Christian; Saito, Shu; Salisbury, Joseph E.; Schuster, Ute; Schwinger, Jörg; Séférian, Roland; Segschneider, Joachim; Steinhoff, Tobias; Stocker, Benjamin D.; Sutton, Adrienne J.; Takahashi, Taro; Tilbrook, Bronte; van der Werf, Guido R.; Viovy, Nicolas; Wang, Yingping; Wanninkhof, Rik; Wiltshire, Andrew J.; Zeng, Ning (Peer reviewed; Journal article, 2015-05-08)
      Accurate assessment of anthropogenic carbon dioxide (CO2) emissions and their redistribution among the atmosphere, ocean, and terrestrial biosphere is important to better understand the global carbon cycle, support the ...
    • Global Carbon Budget 2016 

      Le Quéré, Corinne; Andrew, Robbie; Canadell, Josep G.; Sitch, Stephen; Korsbakken, Jan Ivar; Peters, Glen Philip; Manning, Andrew C; Boden, Thomas A; Tans, Pieter P; Houghton, Richard A; Keeling, Ralph F; Alin, Simone; Andrews, Oliver D; Anthoni, Peter; Barbero, Leticia; Bopp, Laurent; Chevallier, Frederic; Chini, Louise P; Ciais, Philippe; Currie, Kim; Delire, Christine; Doney, Scott C; Friedlingstein, Pierre; Gkritzalis, Thanos; Harris, Ian; Hauck, Judith; Haverd, Vanessa; Hoppema, Mario; Klein Goldewijk, Kees; Jain, Atul K; Kato, Etsushi; Körtzinger, Arne; Landschutzer, Peter; Lefevre, Nathalie; Lenton, Andrew; Lienert, Sebastian; Lombardozzi, Danica; Melton, Joe R; Metzl, Nicolas; Millero, Frank; Monteiro, Pedro M S; Munro, David R; Nabel, Julia E M S; Nakaoka, Shin-Ichiro; O'Brien, Kevin; Olsen, Are; Omar, Abdirahman; Pierrot, Denis; Ono, Tsuneo; Poulter, Benjamin; Rödenbeck, Christian; Salisbury, Joe; Schuster, Ute; Schwinger, Jörg; Seferian, Roland; Skjelvan, Ingunn; Stocker, Benjamin D; Sutton, Adrienne J; Takahashi, Taro; Tian, Hanqin; Tilbrook, Bronte; Van Der Laan-Luijkx, Ingrid T; Van Der Werf, Guido R; Viovy, Nicolas; Walker, Anthony P; Wiltshire, Andrew J; Zaehle, Sönke (Peer reviewed; Journal article, 2016-11-14)
      Accurate assessment of anthropogenic carbon dioxide (CO2) emissions and their redistribution among the atmosphere, ocean, and terrestrial biosphere – the “global carbon budget” – is important to better understand the global ...
    • A global monthly climatology of oceanic total dissolved inorganic carbon: a neural network approach 

      Broullón, Daniel; Velo, Antón; Hoppema, Mario; Olsen, Are; Takahashi, Taro; Key, Robert M.; Tanhua, Toste; Santana-Casiano, J. Magdalena; Kozyr, Alex; Perez, Fiz F. (Journal article; Peer reviewed, 2020)
      Anthropogenic emissions of CO2 to the atmosphere have modified the carbon cycle for more than 2 centuries. As the ocean stores most of the carbon on our planet, there is an important task in unraveling the natural and ...
    • A global monthly climatology of total alkalinity: A neural network approach 

      Broullón, Daniel; Perez, F. F.; Velo, Antón; Hoppema, Mario; Olsen, Are Christian Sviggum; Takahashi, Taro; Key, Robert M.; Tanhua, Toste; Gonzales-Davila, Melchor; Jeansson, Emil; Kozyr, Alexander; van Heuven, Steven (Peer reviewed; Journal article, 2019-07-31)
      Global climatologies of the seawater CO2 chemistry variables are necessary to assess the marine carbon cycle in depth. The climatologies should adequately capture seasonal variability to properly address ocean acidification ...
    • A multi-decade record of high-quality fCO2 data in version 3 of the Surface Ocean CO2 Atlas (SOCAT) 

      Bakker, Dorothee C.E.; Pfeil, Benjamin; Landa, Camilla Stegen; Metzl, Nicolas; O'Brien, Kevin M.; Olsen, Are; Smith, Karl; Cosca, Cathy; Harasawa, Sumiko; Jones, Stephen Daniel; Nakaoka, Shin-Ichiro; Nojiri, Yukihiro; Schuster, Ute; Steinhoff, Tobias; Sweeney, Colm; Takahashi, Taro; Tilbrook, Bronte; Wada, Chisato; Wanninkhof, Rik; Alin, Simone R.; Balestrini, Carlos F.; Barbero, Leticia; Bates, Nicholas R.; Bianchi, Alejandro A.; Bonou, Frédéric; Boutin, Jacqueline; Bozec, Yann; Burger, Eugene F.; Cai, Wei-Jun; Castle, Robert D.; Chen, Liqi; Chierici, Melissa; Currie, Kim; Evans, Wiley; Featherstone, Charles; Feely, Richard A.; Fransson, Agneta Ingrid; Goyet, Catherine; Greenwood, Naomi; Gregor, Luke; Hankin, Steven; Hardman-Mountford, Nick J.; Harlay, Jérôme; Hauck, Judith; Hoppema, Mario; Humphreys, Matthew P.; Hunt, Christopher W.; Huss, Betty; Ibanhez, J. Severino P.; Johannessen, Truls; Keeling, Ralph; Kitidis, Vassilis; Körtzinger, Arne; Kozyr, Alex; Krasakopoulou, Evangelia; Kuwata, Akira; Landschützer, Peter; Lauvset, Siv Kari; Lefevre, Nathalie; Lo Monaco, Claire; Manke, Ansley; Mathis, Jeremy T.; Merlivat, Liliane; Millero, Frank J.; Monteiro, Pedro M.S.; Munro, David R.; Murata, Akihiko; Newberger, Timothy; Omar, Abdirahman; Ono, Tsuneo; Paterson, Kristina; Pearce, David A.; Pierrot, Denis; Robbins, Lisa L.; Saito, Shu; Salisbury, Joe; Schlitzer, Reiner; Schneider, Bernd; Schweitzer, Roland; Sieger, Rainer; Skjelvan, Ingunn; Sullivan, Kevin F.; Sutherland, Stewart C.; Sutton, Adrienne J.; Tadokoro, Kazuaki; Telszewski, Maciej; Tuma, Matthias; Van Heuven, Steven M.A.C.; Vandemark, Doug; Ward, Brian; Watson, Andrew J.; Xu, Suqing (Peer reviewed; Journal article, 2016-09-15)
      The Surface Ocean CO2 Atlas (SOCAT) is a synthesis of quality-controlled fCO2 (fugacity of carbon dioxide) values for the global surface oceans and coastal seas with regular updates. Version 3 of SOCAT has 14.7 million ...
    • A new global interior ocean mapped climatology: the 1° ×  1° GLODAP version 2 

      Lauvset, Siv Kari; Key, Robert M.; Olsen, Are; van Heuven, Steven; Velo, Antón; Lin, Xiaohua; Schirnick, Carsten; Kozyr, Alex; Tanhua, Toste; Hoppema, Mario; Jutterström, Sara; Steinfeldt, Reiner; Jeansson, Emil; Ishii, Masao; Pérez, Fiz F.; Suzuki, Toru; Watelet, Sylvain (Peer reviewed; Journal article, 2016-08-15)
      We present a mapped climatology (GLODAPv2.2016b) of ocean biogeochemical variables based on the new GLODAP version 2 data product (Olsen et al., 2016; Key et al., 2015), which covers all ocean basins over the years 1972 ...
    • A surface ocean CO2 reference network, SOCONET and associated marine boundary layer CO2 measurements 

      Wanninkhof, Rik; Pickers, Penelope A.; Omar, Abdirahman; Sutton, Adrienne; Murata, Akihiko; Olsen, Are; Stephens, Britton B.; Tilbrook, Bronte; Munro, David; Pierrot, Denis; Rehder, Gregor; Santana-Casiano, J. Magdalena; Müller, Jens D.; Trinanes, Joaquin; Tedesco, Kathy; O'Brien, Kevin; Currie, Kim; Barbero, Leticia; Telszewski, Maciej; Hoppema, Mario; Ishii, Masao; González-Dávila, Melchor; Bates, Nicholas R.; Metzl, Nicolas; Suntharalingam, Parvadha; Feely, Richard A.; Nakaoka, Shin-ichiro; Lauvset, Siv Kari; Takahashi, Taro; Steinhoff, Tobias; Schuster, Ute (Peer reviewed; Journal article, 2019-07-12)
      The Surface Ocean CO2 NETwork (SOCONET) and atmospheric Marine Boundary Layer (MBL) CO2 measurements from ships and buoys focus on the operational aspects of measurements of CO2 in both the ocean surface and atmospheric ...
    • An updated version of the global interior ocean biogeochemical data product, GLODAPv2.2020 

      Olsen, Are; Lange, Nico; Key, Robert M.; Tanhua, Toste; Bittig, Henry C.; Kozyr, Alexander; Alvarez, Marta; Azetsu-Scott, Kumiko; Becker, Susan; Brown, Peter; Carter, Brendan R; Da Cunha, Leticia Cotrim; Feely, Rickhard; van Heuven, Steven; Hoppema, Mario; Ishii, Masao; Jeansson, Emil; Jutterström, Sara; Landa, Camilla Stegen; Lauvset, Siv Kari; Michaelis, Patrick; Murata, Akihiko; Perez, F. Fiz; Pfeil, Gerrit Benjamin; Schirnick, Carsten; Steinfeldt, Reiner; Suzuki, Toru; Tilbrook, Bronte; Velo, Antón; Wanninkhof, Rik; Woosley, Ryan J. (Journal article; Peer reviewed, 2020)
      The Global Ocean Data Analysis Project (GLODAP) is a synthesis effort providing regular compilations of surface-to-bottom ocean biogeochemical data, with an emphasis on seawater inorganic carbon chemistry and related ...