• 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)
      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 ...
    • 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 ...
    • 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 ...
    • Detection and quantification of CO2 seepage in seawater using the stoichiometric Cseep method: Results from a recent subsea CO2 release experiment in the North Sea 

      Omar, Abdirahman; García-Ibáñez, Maribel I.; Schaap, Allison; Oleynik, Anna; Esposito, Mario; Jeansson, Emil; Loucaides, Socratis; Thomas, Helmuth; Alendal, Guttorm (Peer reviewed; Journal article, 2021)
      Carbon Capture and Storage (CCS) is a potential significant mitigation strategy to combat climate change and ocean acidification. The technology is well understood but its current implementation must be scaled up nearly ...
    • 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 ...
    • Norske havforsuringsdata og FNs bærekraftsmål 14.3 

      Skjelvan, Ingunn; Jeansson, Emil (Research report, 2020)
      IOC (Intergovernmental Oceanographic Commision) har hatt ansvaret for å utvikle en indikator for havforsuring, som er knytta til FN sitt bærekraftsmål for livet i havet. Land, forskere og datasentre har blitt bedt om å ...
    • 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 ...