• 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)
      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 ...
    • Acidification of the Nordic Seas 

      Fransner, Sara Filippa Krusmynta; Fröb, Friederike; Tjiputra, Jerry; Goris, Nadine; Lauvset, Siv Kari; Skjelvan, Ingunn; Jeansson, Emil; Omar, Abdirahman; Chierici, Melissa; Jones, Elizabeth Marie; Fransson, Agneta; Ólafsdóttir, Sólveig R.; Johannessen, Truls; Olsen, Are (Journal article; Peer reviewed, 2022)
      Due to low calcium carbonate saturation states, and winter mixing that brings anthropogenic carbon to the deep ocean, the Nordic Seas and their cold-water corals are vulnerable to ocean acidification. Here, we present a ...
    • Best Practice Data Standards for Discrete Chemical Oceanographic Observations 

      Jiang, Li-Qing; Pierrot, Denis; Wanninkhof, Rik; Feely, Richard A.; Tilbrook, Bronte; Alin, Simone; Barbero, Leticia; Byrne, Robert H.; Carter, Brendan R.; Dickson, Andrew G.; Gattuso, Jean-Pierre; Greeley, Dana; Hoppema, Mario; Humphreys, Matthew P.; Karstensen, Johannes; Lange, Nico; Lauvset, Siv Kari; Lewis, Ernie R.; Olsen, Are; Pérez, Fiz F.; Sabine, Christopher; Sharp, Jonathan D.; Tanhua, Toste; Trull, Thomas W.; Velo, Anton; Allegra, Andrew J.; Barker, Paul; Burger, Eugene; Cai, Wei-Jun; Chen, Chen-Tung A.; Cross, Jessica; Garcia, Hernan; Hernandez-Ayon, Jose Martin; Hu, Xinping; Kozyr, Alex; Langdon, Chris; Lee, Kitack; Salisbury, Joe; Wang, Zhaohui Aleck; Xue, Liang (Peer reviewed; Journal article, 2022)
      Effective data management plays a key role in oceanographic research as cruise-based data, collected from different laboratories and expeditions, are commonly compiled to investigate regional to global oceanographic ...
    • 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 ...
    • Decadal trends in ocean acidification from the Ocean Weather Station M in the Norwegian Sea 

      Skjelvan, Ingunn; Lauvset, Siv Kari; Johannessen, Truls; Gundersen, Kjell; Skagseth, Øystein (Peer reviewed; Journal article, 2022)
      The Ocean Weather Station M (OWSM) is situated at a fixed position in the Norwegian Sea, one of the major basins of the Nordic Seas, which represents an important area for uptake of atmospheric CO2 as well as deep water ...
    • Global carbon budget 2019 

      Friedlingstein, Pierre; Jones, Matthew W.; O'Sullivan, Michael; Andrew, Robbie; Hauck, Judith; Peters, Glen Philip; Peters, Wouter; Pongratz, Julia; Sitch, Stephen; Le Quéré, Corinne; Bakker, Dorothée C.E.; Canadell, Josep G.; Ciais, Philippe; Jackson, Robert B.; Anthoni, Peter; Barbero, Leticia; Bastos, Ana; Bastrikov, Vladislav; Becker, Meike; Bopp, Laurent; Buitenhuis, Erik; Chandra, Naveen; Chevallier, Frédéric; Chini, Louise P.; Currie, Kim I.; Feely, Richard A.; Gehlen, Marion; Gilfillan, Dennis; Gkritzalis, Thanos; Goll, Daniel S.; Gruber, Nicolas; Gutekunst, Sören; Harris, Ian; Haverd, Vanessa; Houghton, Richard A.; Hurtt, George; Ilyina, Tatiana; Jain, Atul K.; Joetzjer, Emilie; Kaplan, Jed O.; Kato, Etsushi; Goldewijk, Kees Klein; Korsbakken, Jan Ivar; Landschützer, Peter; Lauvset, Siv Kari; Lefevre, Nathalie; Lenton, Andrew; Lienert, Sebastian; Lombardozzi, Danica; Marland, Gregg; McGuire, Patrick C.; Melton, Joe R.; Metzl, Nicolas; Munro, David R.; Nabel, Julia E.M.S.; Nakaoka, Shin-Ichiro; Neill, Craig; Omar, Abdirahman; Ono, Tsuneo; Peregon, Anna; Pierrot, Denis; Poulter, Benjamin; Rehder, Gregor; Resplandy, Laure; Robertson, Eddy; Rödenbeck, Christian; Séférian, Roland; Schwinger, Jörg; Smith, Naomi; Tans, Pieter P.; Tian, Hanqin; Tilbrook, Bronte; Tubiello, Francesco N.; van der Werf, Guido R.; Wiltshire, Andrew J.; Zaehle, Sönke (Peer reviewed; Journal article, 2019)
      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 Ocean Oxygen Database and Atlas for Assessing and Predicting Deoxygenation and Ocean Health in the Open and Coastal Ocean 

      Grégoire, Marilaure; Garçon, Véronique; Garcia, Hernan E.; Breitburg, Denise L; Isensee, Kirsten; Oschlies, Andreas; Telszewski, Maciej; Barth, Alexander; Bittig, Henry C.; Carstensen, Jacob; Carval, Thierry; Chai, Fei; Chavez, Francisco; Conley, Daniel; Coppola, Laurent; Crowe, Sean; Currie, Kim; Dai, Minhan; Deflandre, Bruno; Dewitte, Boris; Diaz, Robert J.; Garcia-Robledo, Emilio; Gilbert, Denis; Giorgetti, Alessandra; Glud, Ronnie N; Gutierrez, Dimitri; Hosoda, Shigeki; Ishii, Masao; Jacinto, Gil; Langdon, Chris; Lauvset, Siv Kari; Levin, Lisa A.; Limburg, Karin E.; Mehrtens, Hela; Montes, Ivonne; Naqvi, Wajih; Paulmier, Aurelien; Pfeil, Gerrit Benjamin; Pitcher, Grant C; Pouliquen, Sylvie; Rabalais, N; Rabouille, Christophe; Recape, Virginie; Roman, Michael; Rose, Kenneth; Rudnick, Daniel L.; Rummer, Jodie L.; Schmechtig, Catherine; Schmidtko, Sunke; Seibel, Brad A.; Slomp, Caroline; Sumalia, Rashid; Tanhua, Toste; Thierry, Virginie; Uchida, Hiroshi; Wanninkhof, Rik; Yasuhara, Moriaki (Peer reviewed; Journal article, 2021)
      In this paper, we outline the need for a coordinated international effort toward the building of an open-access Global Ocean Oxygen Database and ATlas (GO2DAT) complying with the FAIR principles (Findable, Accessible, ...
    • GLODAPv2.2019-an update of GLODAPv2 

      Olsen, Are; Lange, Nico; Key, Robert M.; Tanhua, Toste; Alvarez, Marta; Becker, Susan; Bittig, Henry C.; Carter, Brendan R; Da Cunha, Leticia Cotrim; Feely, Richard A.; Van Heuven, Steven M.A.C.; Hoppema, Mario; Ishii, Masao; Jeansson, Emil; Jones, Steve D.; Jutterström, Sara; Karlsen, Maren K.; Kozyr, Alex; Lauvset, Siv Kari; Lo Monaco, Claire; Murata, Akihiko; Pérez, Fiz F.; Pfeil, Benjamin; Schirnick, Carsten; Steinfeldt, Reiner; Suzuki, Toru; Telszewski, Maciej; Tilbrook, Bronte; Velo, Antón; Wanninkhof, Rik (Peer reviewed; Journal article, 2019)
      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 ...
    • How Is the Ocean Anthropogenic Carbon Reservoir Filled? 

      Davila, Xabier; Gebbie, Geoffrey; Brakstad, Ailin; Lauvset, Siv Kari; McDonagh, Elaine Louise; Schwinger, Jörg; Olsen, Are (Peer reviewed; Journal article, 2022)
      About a quarter of the total anthropogenic CO2 emissions during the industrial era has been absorbed by the ocean. The rate limiting step for this uptake is the transport of the anthropogenic carbon (Cant) from the ocean ...
    • Preformed properties for marine organic matter and carbonate mineral cycling quantification 

      Carter, Brendan R.; Feely, Richard A.; Lauvset, Siv Kari; Olsen, Are; DeVries, Tim; Sonnerup, Rolf E. (Peer reviewed; Journal article, 2021)
      We estimate preformed ocean phosphate, nitrate, oxygen, silicate, and alkalinity by combining a reconstruction of ventilation pathways in the ocean interior with estimates of submixed layer properties. These new preformed ...
    • Processes Driving Global Interior Ocean pH Distribution 

      Lauvset, Siv Kari; Carter, B.R.; Pérez, Fiz F.; Jiang, L.-Q.; Feely, Richard A.; Velo, Antón; Olsen, Are (Peer reviewed; Journal article, 2020)
      Ocean acidification evolves on the background of a natural ocean pH gradient that is the result of the interplay between ocean mixing, biological production and remineralization, calcium carbonate cycling, and temperature ...
    • Reconciling Observation and Model Trends in North Atlantic Surface CO2 

      Lebehot, Alice; Halloran, Paul R.; Watson, Andrew J.; McNeall, Doug; Ford, David A; Landschützer, Peter; Lauvset, Siv Kari; Schuster, Ute (Peer reviewed; Journal article, 2019)
      The North Atlantic Ocean is a region of intense uptake of atmospheric CO2. To assess how this CO2 sink has evolved over recent decades, various approaches have been used to estimate basin‐wide uptake from the irregularly ...
    • Sudden emergence of a shallow aragonite saturation horizon in the Southern Ocean 

      Negrete-Garcia, Gabriela; Lovenduski, Nicole; Hauri, Claudine; Krumhardt, Kristen; Lauvset, Siv Kari (Peer reviewed; Journal article, 2019)
      Models project that with current CO2 emission rates, the Southern Ocean surface will be undersaturated with respect to aragonite by the end of this century1,2,3,4. This will result in widespread impacts on biogeochemistry ...
    • Surface ocean pH and buffer capacity: past, present and future 

      Jiang, Li-qing; Carter, Brendan R; Feely, Richard A.; Lauvset, Siv Kari; Olsen, Are (Peer reviewed; Journal article, 2019)
      The ocean’s chemistry is changing due to the uptake of anthropogenic carbon dioxide (CO2). This phenomenon, commonly referred to as “Ocean Acidification”, is endangering coral reefs and the broader marine ecosystems. In ...
    • Trender i havforsuring og antropogent karbon i de nordiske hav, Nordsjøen og Skagerrak 

      Skjelvan, Ingunn; Jeansson, Emil; Chierici, Melissa; Fransnes, Filippa; Fröb, Friedrike; Tjiputra, Jerry; Goris, Nadine; Lauvset, Siv Kari; Omar, Abdirahman; Jones, Elizabeth; Fransson, Agneta; Olafsdóttir, Solveig R.; Johannessen, Truls; Olsen, Are; Norli, Marit; Apelthun, Lise B. (Research report, 2022)
      Denne rapporten baserer seg på artikkelen “Acidification of the Nordic Seas” av Fransner mfl. (2022). I tillegg presenteres havforsuringstrender (=endring over tid) i Nordsjøen og Skagerrak og trender i antropogent karbon ...
    • 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, Richard A.; 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 (Peer reviewed; Journal article, 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 ...
    • An updated version of the global interior ocean biogeochemical data product, GLODAPv2.2021 

      Lauvset, Siv Kari; Lange, Nico; Tanhua, Toste; Bittig, Henry C.; Olsen, Are; Kozyr, Alex; Alvarez, Marta; Becker, Susan; Brown, Pete; Carter, Brendan R.; Da Cunha, Leticia Cotrim; Feely, Richard A; van Heuven, Steven; Hoppema, Mario; Ishii, Masao; Jeansson, Emil; Jutterström, Sara; Jones, Stephen Daniel; Karlsen, Maren Kjos; Monaco, Claire Lo; Michaelis, Patrick; Murata, Akihiko; Perez, Fiz F; Pfeil, Gerrit Benjamin; Schirnick, Carsten; Steinfeldt, Reiner; Suzuki, Toru; Tilbrook, Bronte; Velo, Antón; Wanninkhof, Rik; Woosley, Ryan J.; Key, Robert M. (Journal article; Peer reviewed, 2021)
      Mathematical models were developed to predict biomass and hydrocarbon productivities and colony size (ouputs) of Botryococcus braunii showa cultures based on light intensity, temperature and dilution rate (inputs). These ...
    • Winter weather controls net influx of atmospheric CO2 on the north-west European shelf 

      Kitidis, Vassilis; Shutler, Jamie D.; Ashton, Ian; Warren, Mark; Brown, Ian; Findlay, Helen S.; Hartman, Sue E.; Sanders, Richard; Humphreys, Matthew P.; Kivimäe, Caroline; Greenwood, Naomi; Hull, Tom; Pearce, David A.; McGrath, Triona; Stewart, Brian A.; Walsham, Pamela; McGovern, Evin; Bozec, Yann; Gac, Jean-Philippe; Van Heuven, Steven M.A.C.; Hoppema, Mario; Schuster, Ute; Johannessen, Truls; Omar, Abdirahman; Lauvset, Siv Kari; Skjelvan, Ingunn; Olsen, Are; Steinhoff, Tobias; Körtzinger, Arne; Becker, Meike; Lefevre, Nathalie; Diverrès, Denis; Gkritzalis, Thanos; Cattrijsse, André; Petersen, Wilhelm; Voynova, Yoana G; Chapron, Bertrand; Grouazel, Antoine; Land, Peter E.; Sharples, Jonathan; Nightingale, Philip D. (Peer reviewed; Journal article, 2019)
      Shelf seas play an important role in the global carbon cycle, absorbing atmospheric carbon dioxide (CO2) and exporting carbon (C) to the open ocean and sediments. The magnitude of these processes is poorly constrained, ...