Academic article

• Olsen, Are; Rajasakaren, Balamuralli; Jeansson, Emil et al. (2024). In the Wake of Deeper Convection: Nonsteady State Anthropogenic Carbon in the Greenland Sea. (external link)
• Pérez, Fiz F.; Becker, Meike; Goris, Nadine et al. (2024). An Assessment of CO2 Storage and Sea-Air Fluxes for the Atlantic Ocean and Mediterranean Sea Between 1985 and 2018. (external link)
• Lauvset, Siv Kari; Lange, Nico; Tanhua, Toste et al. (2024). The annual update GLODAPv2.2023: the global interior ocean biogeochemical data product. (external link)
• Irvali, Nil; Ninnemann, Ulysses S; Olsen, Are et al. (2024). Revising chronological uncertainties in marine archives using global anthropogenic signals: a case study on the oceanic ¹³C Suess effect. (external link)
• Ericson, Ylva; Fransson, Agneta; Chierici, Melissa et al. (2023). Rapid fCO2 rise in the northern Barents Sea and Nansen Basin. (external link)
• Jeansson, Emil; Tanhua, Toste; Olsen, Are et al. (2023). Decadal Changes in Ventilation and Anthropogenic Carbon in the Nordic Seas. (external link)
• Yasunaka, Sayaka; Manizza, Manfredi; Terhaar, Jens et al. (2023). An Assessment of CO<inf>2</inf> Uptake in the Arctic Ocean From 1985 to 2018. (external link)
• Tjiputra, Jerry; Negrel, Jean; Olsen, Are (2023). Early detection of anthropogenic climate change signals in the ocean interior. (external link)
• Jiang, Li-Qing; Dunne, John; Carter, Brendan R et al. (2023). Global Surface Ocean Acidification Indicators From 1750 to 2100. (external link)
• Fransner, Sara Filippa Krusmynta; Olsen, Are; Årthun, Marius et al. (2023). Phytoplankton abundance in the Barents Sea is predictable up to five years in advance. (external link)
• Friedlingstein, Pierre; O'Sullivan, Michael; Jones, Matthew W. et al. (2023). Global Carbon Budget 2023. (external link)
• Müller, Jens Daniel; Gruber, N.; Carter, B. et al. (2023). Decadal Trends in the Oceanic Storage of Anthropogenic Carbon From 1994 to 2014. (external link)
• Davila, Xabier; Olsen, Are; Lauvset, Siv Kari et al. (2023). On the Origins of Open Ocean Oxygen Minimum Zones. (external link)
• Nilsen, Ina; Fransner, Sara Filippa Krusmynta; Olsen, Are et al. (2023). Trivial gain of downscaling in future projections of higher trophic levels in the Nordic and Barents Seas. (external link)
• Wright, R.M.; Quéré, Quere Le; Mayot, N. et al. (2023). Fingerprint of Climate Change on Southern Ocean Carbon Storage. (external link)
• Hauck, Judith; Nissen, Cara; Landschützer, Peter et al. (2023). Sparse observations induce large biases in estimates of the global ocean CO 2 sink: An ocean model subsampling experiment. (external link)
• Lauvset, Siv Kari; Lange, Nico; Tanhua, Toste et al. (2022). GLODAPv2.2022: the latest version of the global interior ocean biogeochemical data product. (external link)
• Fransner, Sara Filippa Krusmynta; Fröb, Friederike; Tjiputra, Jerry et al. (2022). Acidification of the Nordic Seas. (external link)
• Davila, Xabier; Gebbie, Geoffrey; Brakstad, Ailin et al. (2022). How Is the Ocean Anthropogenic Carbon Reservoir Filled?. (external link)
• Jiang, Li-Qing; Pierrot, Denis; Wanninkhof, Rik et al. (2022). Best Practice Data Standards for Discrete Chemical Oceanographic Observations. (external link)
• Becker, Meike; Olsen, Are; Landschützer, Peter et al. (2021). The northern European shelf as an increasing net sink for CO2. (external link)
• Becker, Meike; Olsen, Are; Reverdin, Gilles (2021). In-air one-point calibration of oxygen optodes in underway systems. (external link)
• Ali, Elsheikh B.; Skjelvan, Ingunn; Omar, Abdirahman et al. (2021). Sea surface pCO2 variability and air-sea CO2 exchange in the coastal Sudanese Red Sea. (external link)
• Carter, Brendan R.; Feely, Richard A.; Lauvset, Siv Kari et al. (2021). Preformed properties for marine organic matter and carbonate mineral cycling quantification. (external link)
• Lauvset, Siv Kari; Lange, Nico; Tanhua, Toste et al. (2021). An updated version of the global interior ocean biogeochemical data product, GLODAPv2.2021. (external link)
• Friedlingstein, Pierre; O'Sullivan, Michael; Jones, Matthew W. et al. (2020). Global Carbon Budget 2020. (external link)
• Fransner, Filippa; Counillon, Francois; Bethke, Ingo et al. (2020). Ocean Biogeochemical Predictions—Initialization and Limits of Predictability. (external link)
• Simon, Margit Hildegard; Muschitiello, Francesco; Tisserand, Amandine Aline et al. (2020). A multi-decadal record of oceanographic changes of the past ~165 years (1850-2015 AD) from Northwest of Iceland. (external link)
• Broullón, Daniel; Perez, F. Fiz; Velo, Antón et al. (2020). A global monthly climatology of oceanic total dissolved inorganic carbon: a neural network approach. (external link)
• Lauvset, Siv Kari; Carter, B.R.; Pérez, Fiz F. et al. (2020). Processes Driving Global Interior Ocean pH Distribution. (external link)
• Olsen, Are; Lange, Nico; Key, Robert M. et al. (2020). An updated version of the global interior ocean biogeochemical data product, GLODAPv2.2020. (external link)
• Olsen, Are; Lange, Nico; Key, Robert M. et al. (2019). GLODAPv2.2019-an update of GLODAPv2. (external link)
• Gruber, Nicolas; Clement, Dominic; Carter, Brendan R et al. (2019). The oceanic sink for anthropogenic CO2 from 1994 to 2007. (external link)
• Kitidis, Vassilis; Shutler, Jamie D.; Ashton, Ian et al. (2019). Winter weather controls net influx of atmospheric CO2 on the north-west European shelf. (external link)
• Fröb, Friederike; Olsen, Are; Becker, Meike et al. (2019). Wintertime fCO2 variability in the subpolar North Atlantic since 2004. (external link)
• Jiang, Li-qing; Carter, Brendan R; Feely, Richard A et al. (2019). Surface ocean pH and buffer capacity: past, present and future. (external link)
• Omar, Abdirahman; Thomas, Helmuth; Olsen, Are et al. (2019). Trends of Ocean Acidification and pCO2 in the Northern North Sea, 2003-2015. (external link)
• Rajasakaren, Balamuralli; Jeansson, Emil; Olsen, Are et al. (2019). Trends in anthropogenic carbon in the Arctic Ocean. (external link)
• Broullón, Daniel; Perez, F. F.; Velo, Antón et al. (2019). A global monthly climatology of total alkalinity: A neural network approach. (external link)
• Wanninkhof, Rik; Triñanes, Joaquin A; Park, Guen-Ha et al. (2019). Large decadal changes in air-sea CO2 fluxes in the Caribbean Sea. (external link)
• Quere, C Le; Andrew, Robbie; Friedlingstein, P. et al. (2018). Global Carbon Budget 2018. (external link)
• Tjiputra, Jerry; Goris, Nadine; Lauvset, Siv Kari et al. (2018). Mechanisms and early detections of multidecadal oxygen changes in the interior subpolar North Atlantic. (external link)
• Lauvset, Siv Kari; Brakstad, Ailin Dale; Våge, Kjetil et al. (2018). Continued warming, salinification and oxygenation of the Greenland Sea gyre. (external link)
• Goris, Nadine; Tjiputra, Jerry; Olsen, Are et al. (2018). Constraining Projection-Based Estimates of the Future North Atlantic Carbon Uptake. (external link)
• He, Yan-Chun; Tjiputra, Jerry; Langehaug, Helene R. et al. (2018). A model-based evaluation of the Inverse Gaussian transit-time distribution method for inferring anthropogenic carbon storage in the ocean. (external link)
• Fröb, Friederike; Olsen, Are; Pérez, Fiz F. et al. (2018). Inorganic Carbon and Water Masses in the Irminger Sea since 1991. (external link)
• Yasunaka, Sayaka; Siswanto, Eko; Olsen, Are et al. (2018). Arctic Ocean CO2 uptake: An improved multiyear estimate of the air-sea CO2 flux incorporating chlorophyll a concentrations. (external link)
• Eide, Marie; Olsen, Are; Ninnemann, Ulysses S et al. (2017). A global estimate of the full oceanic 13C Suess effect since the preindustrial. (external link)
• Eide, Marie; Olsen, Are; Ninnemann, Ulysses S et al. (2017). A global ocean climatology of preindustrial and modern ocean δ13C. (external link)
• Fransson, Agneta Ingrid; Chierici, Melissa; Skjelvan, Ingunn et al. (2017). Effects of sea-ice and biogeochemical processes and storms on under-ice water fCO2 during the winter-spring transition in the high Arctic Ocean: Implications for sea-air CO2 fluxes. (external link)
• Jeansson, Emil; Olsen, Are; Jutterström, Sara (2017). Arctic Intermediate Water in the Nordic Seas, 1991-2009. (external link)
• Lauvset, Siv Kari; Key, Robert M.; Olsen, Are et al. (2016). A new global interior ocean mapped climatology: the 1° ×  1° GLODAP version 2. (external link)
• Omar, Abdirahman; Skjelvan, Ingunn; Erga, Svein Rune et al. (2016). Aragonite saturation states and pH in western Norwegian fjords: Seasonal cycles and controlling factors, 2005-2009. (external link)
• Garcia-Ibanez, Maribel I; Zunino, Patricia; Fröb, Friederike et al. (2016). Ocean acidification in the subpolar North Atlantic: Rates and mechanisms controlling pH changes. (external link)
• Quéré, Corinne Le; Andrew, Robbie; Canadell, Josep G. et al. (2016). Global Carbon Budget 2016. (external link)
• Fröb, Friederike; Olsen, Are; Våge, Kjetil et al. (2016). Irminger Sea deep convection injects oxygen and anthropogenic carbon to the ocean interior. (external link)
• Olsen, Are; Key, Robert M.; Heuven, Steven van et al. (2016). The global ocean data analysis project version 2 (GLODAPv2) - An internally consistent data product for the world ocean. (external link)
• Yasunaka, Sayaka; Murata, Akihiko; Watanabe, Eiji et al. (2016). Mapping of the air-sea CO2 flux in the Arctic Ocean and its adjacent seas: Basin-wide distribution and seasonal to interannual variability. (external link)
• Rödenbeck, Christian; Bakker, Dorothée C.E.; Gruber, Nicolas et al. (2015). Data-based estimates of the ocean carbon sink variability - First results of the Surface Ocean pCO2 Mapping intercomparison (SOCOM). (external link)
• Quéré, Corinne Le; Moriarty, Roisin; Andrew, Robbie et al. (2015). Global carbon budget 2014. (external link)
• Quéré, Corinne Le; Moriarty, Roisin; Andrew, Robbie et al. (2015). Global Carbon Budget 2015. (external link)
• Lauvset, Siv Kari; Gruber, Nicolas; Landschützer, Peter et al. (2015). Trends and drivers in global surface ocean pH over the past 3 decades. (external link)
• Rödenbeck, C.; Bakker, D.C.E.; Gruber, N. et al. (2015). Data-based estimates of the ocean carbon sink variability - First results of the Surface Ocean pCO<inf>2</inf> Mapping intercomparison (SOCOM). (external link)
• Jones, Steve D.; Quéré, Corinne Le; Rödenbeck, Christian et al. (2015). A statistical gap-filling method to interpolate global monthly surface ocean carbon dioxide data. (external link)
• Bakker, Dorothee C.E.; Pfeil, Benjamin; Olsen, Are et al. (2014). An update to the Surface Ocean CO2 Atlas (SOCAT version 2). (external link)
• Tjiputra, Jerry; Olsen, Are; Bopp, Laurent et al. (2014). Long-term surface pCO2 trends from observations and models. (external link)
• Dalpadado, Padmini; Arrigo, Kevin R.; Hjøllo, Solfrid Sætre et al. (2014). Productivity in the Barents Sea - Response to recent climate variability. (external link)
• Skogen, Morten D.; Olsen, Are; Børsheim, Knut Yngve et al. (2014). Modelling ocean acidification in the Nordic and Barents Seas in present and future climate. (external link)
• Rödenbeck, Christian; Bakker, Dorothée C.E.; Metzl, Nicolas et al. (2014). Interannual sea-air CO2 flux variability from an observation-driven ocean mixed-layer scheme. (external link)
• Racapé, Virginie; Pierre, Catherine; Metzl, Nicolas et al. (2013). Anthropogenic carbon changes in the Irminger Basin (1981-2006): Coupling delta C-13(DIC) and DIC observations. (external link)
• Sabine, C. L.; Hankin, S.; Koyuk, H. et al. (2013). Surface Ocean CO2 Atlas (SOCAT) gridded data products. (external link)
• Pfeil, Benjamin; Olsen, Are; Bakker, D. C. E. et al. (2013). A uniform, quality controlled Surface Ocean CO2 Atlas (SOCAT). (external link)
• Schuster, Ute; McKinley, Galen A.; Bates, Nicholas et al. (2013). An assessment of the Atlantic and Arctic sea-air CO2 fluxes, 1990-2009. (external link)
• Lauvset, Siv Kari; Chierici, Melissa; Counillon, Francois et al. (2013). Annual and seasonal fCO(2) and air-sea CO2 fluxes in the Barents Sea. (external link)
• Rödenbeck, Christian; Keeling, Ralph F.; Bakker, Dorothee C.E. et al. (2013). Global surface-ocean p(CO2) and sea-air CO2 flux variability from an observation-driven ocean mixed-layer scheme. (external link)
• Chierici, Melissa; Signorini, Sergio R.; Mattsdotter-Björk, My et al. (2012). Surface water fCO(2) algorithms for the high-latitude Pacific sector of the Southern Ocean. (external link)
• Rodenbeck, Christian; Keeling, R. F.; Bakker, D. C. E. et al. (2012). Sea-air CO2 flux seasonality estimated from SOCAT surface ocean CO2 partial pressure data and atmospheric CO2 mixing ratio. (external link)
• Bakker, D.C.E.; Pfeil, Benjamin; Olsen, Are et al. (2012). Global data products hlep assess changes to ocean carbon sink. (external link)
• Tjiputra, Jerry; Olsen, Are; Assmann, Karen Margarete et al. (2012). A model study of the seasonal and long-term North Atlantic surface pCO(2) variability. (external link)
• Signorini, Sergio R.; Häkkinen, Sirpa; Gudmundsson, Kristinn et al. (2012). The role of phytoplankton dynamics in the seasonal and interannual variability of carbon in the subpolar North Atlantic - a modeling study. (external link)
• Jeansson, Åke Emil; Olsen, Are; Eldevik, Tor et al. (2011). The Nordic Seas carbon budget: Sources, sinks, and uncertainties. (external link)
• Lauvset, Siv Kari; McGills, Wade R.; Bariteau, Ludovic et al. (2011). Direct measurements of CO2 flux in the Greenland Sea. (external link)
• Omar, Abdirahman; Olsen, Are; Johannessen, Truls et al. (2010). Spatiotemporal variations of fCO2 in the North Sea. (external link)
• Tanhua, Toste; Steinfeldt, Reiner; Key, Roger M. et al. (2010). Atlantic Ocean CARINA data: overview and salinity adjustments. (external link)
• Velo, A.; Pérez, F.F.; Lin, X. et al. (2010). CARINA data synthesis project: pH data scale unification and cruise adjustments. (external link)
• Olafsson, J.; Olsen, Are (2010). Nordic Seas nutrients data in CARINA. (external link)
• Metzl, Nicolas; Corbière, Antoine; Reverdin, Gilles et al. (2010). Recent acceleration of the sea surface fCO2 growth rate in the North Atlantic subpolar gyre (1993–2008) revealed by winter observations. (external link)
• Key, R. M.; Tanhua, T.; Olsen, Are et al. (2010). The CARINA data synthesis project: introduction and overview. (external link)
• Falck, Eva; Olsen, Are (2010). Nordic Seas dissolved oxygen data in CARINA. (external link)
• Tanhua, Toste; key, Robert M.; Hoppema, Mario et al. (2010). Expanding Carbon Data Collection From the Ocean's Interior. (external link)
• Olsen, Are; Omar, Abdirahman; Jeansson, Emil et al. (2010). Nordic seas transit time distributions and anthropogenic CO2. (external link)
• Tanhua, Toste; Heuven, Steven van; Key, Roger M. et al. (2010). Quality control procedures and methods of the CARINA database. (external link)
• Olsen, Are; Ninnemann, Ulysses S (2010). Large delta C-13 Gradients in the Preindustrial North Atlantic Revealed. (external link)
• Jutterström, Sara; Anderson, Leif Gunnar; Bates, Nicholas R. et al. (2010). Arctic Ocean data in CARINA. (external link)
• Olsen, Are (2009). Nordic Seas total alkalinity data in CARINA. (external link)
• Olsen, Are; Key, R.M.; Jeansson, Emil et al. (2009). Overview of the Nordic Seas CARINA data and salinity measurements. (external link)
• Olsen, Are (2009). Nordic Seas Total Dissolved Inorganic Carbon Data in CARINA. (external link)
• Omar, Abdirahman; Olsen, Are; Hoppema, M. et al. (2009). Spatiotemporal variations of fCO2 in the North Sea. (external link)
• Watson, AJ; Schuster, U; Bakker, DCE et al. (2009). Tracking the Variable North Atlantic Sink for Atmospheric CO2. (external link)
• Telszewski, Maciej; Chazottes, Aymeric; Schuster, Ute et al. (2009). Estimating the monthly pCO2 distribution in the North Atlantic using a self-organizing neural network. (external link)
• Chierici, Melissa; Olsen, Are; Johannessen, Truls et al. (2009). Algorithms to estimate the carbon dioxide uptake in the northern North Atlantic using shipboard observations, satellite and ocean analysis data. (external link)
• Takahashi, Taro; Sutherland, Stewart C.; Wanninkhof, Rik et al. (2009). Climatological mean and decadal change in surface ocean pCO2, andnet sea–air CO2 flux over the global oceans. (external link)
• Nondal, Gisle; Bellerby, Richard; Olsen, Are et al. (2009). Optimal evaluation of the surface ocean CO2 system in the northern North Atlantic using data from voluntary observing ships. (external link)
• Pierrot, Denis; Neill, Craig Chandler; Sullivan, Kelvin et al. (2009). Recommendations for autonomous underway pCO(2) measuring systems and data-reduction routines. (external link)
• Olsen, Are; Brown, Kelly; Chierici, Melissa et al. (2008). Sea-surface CO2 fugacity in the subpolar North Atlantic. (external link)
• Wanninkhof, Rik; Olsen, Are; Trinanes, Joaquin (2007). Air–sea CO2 fluxes in the Caribbean Sea from 2002–2004. (external link)
• Omar, Abdirahman; Johannessen, Truls; Olsen, Are et al. (2007). Seasonal and interannual variability of the air-seaCO(2) flux in the Atlantic sector of the Barents Sea. (external link)
• Omar, Abdirahman; Olsen, Are (2006). Reconstructing the time history of the air-sea CO2 disequilibrium and its rate of change in the eastern subpolar North Atlantic, 1972-1989. (external link)
• Meland, Marius; Jansen, Eystein; Elderfield, Henry et al. (2006). Mg/Ca ratios in the planktonic foraminifer Neogloboquadrina pachyderma (sinistral) in the northern North Atlantic/Nordic Seas. (external link)
• Olsen, Are; Omar, Abdirahman; Bellerby, Richard et al. (2006). Magnitude and origin of the anthroopogenic CO2 increase and 13C Suess effect in the Nordic seas since 1981. (external link)
• Olsen, Are; Wanninkhof, Rik; Triñanes, J.A. et al. (2005). The effect of wind speed products and wind speed-gas exchange relationships on interannual variability of the air-sea CO2 gas transfer velocity. (external link)
• Olsen, Are; Triñanes, J.A.; Wannitilchof, R (2004). Sea-air flux of CO2 in the Caribbean Sea estimated using in situ and remote sensing data. (external link)
• Olsen, Are; Omar, Abdirahman; Stuart-Menteth, AC et al. (2004). Diurnal variations of surface ocean pCO(2) and sea-air CO2 flux evaluated using remotely sensed data. (external link)
• Omar, Abdirahman; Johannessen, Truls; Kaltin, Stafan et al. (2004). Anthropogenic increase of oceanic pCO2 in the Barents Sea surface water. (external link)
• Lefévre, Nathalie; Watson, Andrew; Olsen, Are et al. (2004). A decrease in the sink for atmospheric CO2 in the North Atlantic. (external link)
• Olsen, Are; Johannessen, Truls; Rey, Fransisco (2004). On the nature of the factors that control spring bloom development at the entrance to the Barents Sea and their interannual variability. (external link)
• Olsen, Are; Bellerby, Richard; Johannessen, Truls et al. (2004). Interannual variability in the wintertime air-sea flux of carbon dioxide in the northern North Atlantic, 1981-2001. (external link)
• Olsen, Are; Bellerby, Richard; Johannessen, Truls et al. (2003). Interannual variability in the wintertime air-sea flux of carbon dioxide in the northern North Atlantic, 1981-2001. (external link)
• Olsen, Are; Johannessen, Truls; Rey, Fransisco (2003). On the nature of the factors that control spring bloom development at the entrance to the Barents Sea, and theri interannual variability. (external link)
• Lefèvre, N.; Watson, A.J.; Olsen, Are et al. (2003). A decrease in the sink for atmospheric CO2 in the North Atlantic. (external link)
• Omar, Abdirahman; Johannessen, Truls; Kaltin, S.A. et al. (2003). Anthropogenic increase of oceanic pCO2 in the Barents Sea surface water. (external link)
• Olsen, Are; Anderson, Leif G.; Johannessen, Truls (2002). The impact of climate variations on fluxes of oxygen in the Barents Sea. (external link)
• Bellerby, Richard; Olsen, Are; Johannessen, Truls et al. (2002). The Automated Marine pH Sensor (AMpS): a high precision continuous spectrophotometric method for seawater pH measurements. (external link)
• Anderson, Leif; Olsen, Are (2002). Air-Sea flux of anthropogenic carbon dioxide in the North Atlantic. (external link)
• Bellerby, Richard; Olsen, Are; Johannessen, Truls et al. (2002). A high precision spectrophotometric method for on-line shipboard seawater pH measurements:the automated marine pH sensor (AMpS). (external link)

Poster

• Lauvset, Siv Kari; Platt, Stephen Matthew; Lange, Holger et al. (2024). ICOS-NORWAY – A TOOL TO VERIFY NORWEGIAN GREENHOUSE GAS REDUCTIONS. (external link)
• Tjiputra, Jerry; Negrel, Jean; Olsen, Are (2023). Projected early detectable and long-lasting changes in the ocean interior. (external link)
• Fransner, Sara Filippa Krusmynta; Bethke, Ingo; Counillon, Francois Stephane et al. (2021). Predictability of Barents Sea Phytoplankton Concentration. (external link)
• Fransner, Filippa; Counillon, Francois; Bethke, Ingo et al. (2020). Ocean Biogeochemical Predictions. (external link)
• Lauvset, Siv Kari; Myhre, Cathrine Lund; Lange, Holger et al. (2019). ICOS Norway – a carbon cycle infrastructure. (external link)
• Lauvset, Siv Kari; Olsen, Are; Tjiputra, Jerry (2018). Global indicators of ocean carbon uptake: a pilot study. (external link)
• Rajasakaren, Balamuralli; Jeansson, Emil; Olsen, Are et al. (2017). Decadal Changes in Ventilation and Anthropogenic Carbon in the Intermediate Depths of the Arctic Ocean. (external link)
• Goris, Nadine; Tjiputra, Jerry; Olsen, Are et al. (2017). The subpolar gyre region as benchmark for the future anthropogenic carbon budget of the North Atlantic. (external link)
• He, Yan-Chun; Tjiputra, Jerry; Langehaug, Helene R. et al. (2017). A model-based evaluation of the Transit-time Distribution (TTD) method for inferring anthropogenic carbon storage in the ocean. (external link)
• Jeansson, Emil; Olsen, Are; Jutterström, Sara (2017). Arctic Intermediate Water in the Nordic Seas, 1991–2009. (external link)
• Becker, Meike; Olsen, Are; Bastani, Arian et al. (2017). Surface ocean pCO2 maps along the Norwegian coast-A regional optimization of global pCO2 maps. (external link)
• Fröb, Friederike; Olsen, Are; Becker, Meike et al. (2017). Impact of North Atlantic freshening on sea surface fCO2. (external link)
• Lauvset, Siv Kari; Olsen, Are; Tjiputra, Jerry (2017). Global indicators of ocean carbon uptake: a pilot study. (external link)
• Olsen, Are; Heuven, Steven M.A.C. Van; Key, Robert M. et al. (2017). Global trends in ocean dissolved inorganic carbon. (external link)
• Lauvset, Siv Kari; Brakstad, Ailin; Våge, Kjetil et al. (2016). Linking surface salinity anomalies and water column stability in the Greenland Sea gyre. (external link)
• Olsen, Are; Key, R. M.; Heuven, S van et al. (2016). Global ocean data analysis version 2 (GLODAPv2). (external link)
• Goris, Nadine; Tjiputra, Jerry; Olsen, Are et al. (2016). Reducing Uncertainties in Anthropogenic Carbon Budget Projections for the Subpolar North Atlantic. (external link)
• Ninnemann, Ulysses S; Galaasen, Eirik Vinje; Kleiven, Helga Flesche et al. (2016). Thresholds for destabilizing thermohaline circulation and ocean carbon cycling in a warmer world (THRESHOLDS). (external link)
• Tjiputra, Jerry; Goris, Nadine; Schwinger, Jörg et al. (2015). Sensitivity and regional change of future biological carbon pump to POC flux parameterization. (external link)
• Goris, Nadine; Tjiputra, Jerry; Schwinger, Jörg et al. (2015). Using modes of natural variability to identify uncertainties of CMIP5 predictions in the Subpolar North Atlantic. (external link)
• Goris, Nadine; Tjiputra, Jerry; Schwinger, Jörg et al. (2015). Performance of CMIP5 models in the Subpolar North Atlantic: Using historical and control simulations to identify uncertainties in the prediction of key climate properties. (external link)
• Jeansson, Emil; Olsen, Are; Jutterström, Sara et al. (2014). Ventilation age and anthropogenic CO2 evolution in the Greenland Sea during the last decade. (external link)
• Lauvset, Siv Kari; Gruber, Nicolas; Landschützer, Peter et al. (2014). GLOBAL SURFACE OCEAN pH 1981-2011: LONG-TERM VARIABILITY AND TRENDS. (external link)
• Lauvset, Siv Kari; Olsen, Are; key, Robert M. et al. (2014). Evaluation of changes in global pH and CaCO3 from WOCE to CLIVAR. (external link)
• Eide, Marie; Olsen, Are; Ninnemann, Ulysses S (2014). The global ocean 13C Suess effect and uptake of anthropogenic CO2. (external link)
• Galaasen, Eirik Vinje; Ninnemann, Ulysses S; Eide, Marie et al. (2013). Subdecadally resolved SE Pacific surface and intermediate water property variability spanning 500-1700 AD. (external link)
• Tjiputra, Jerry; Olsen, Are; Bopp, Laurent et al. (2013). Long-term trends in oceanic pCO2 from models and observations. (external link)
• Eide, Marie; Ninnemann, Ulysses S; Johannessen, Truls et al. (2013). Natural δ13C distributions in the Global Ocean. (external link)
• Eide, Marie; Olsen, Are; Ninnemann, Ulysses S (2012). Assessment of the 13C-Suess effect in the global ocean. (external link)
• Lauvset, Siv Kari; Eldevik, Tor; Våge, Kjetil et al. (2011). Using C* to quantifyentrainment into the Nordic Seas overflow water. (external link)
• Signorini, S.; Häkkinen, S.; Olsen, Are et al. (2011). Trends in the subpolar North Atlantic carbon sink and ocean acidification: 1981-2008. (external link)
• Telszewski, M.; Nojiri, Y.; Schuster, U. et al. (2010). Air-sea flux in the North Atlantic and the North Pacific estimated by neural network. (external link)
• Lauvset, Siv Kari; Olsen, Are; Skjelvan, Ingunn et al. (2009). North Atlantic Relationships between surface fCO2 and Hydrography, evaluated using fCO2-SST Relationships. (external link)
• Jeansson, Emil; Olsen, Are; Eldevik, Tor et al. (2009). Transports, budget and variability of inorganic carbon in the Nordic Seas. (external link)
• Metzl, N.; Corbiere, A.; Reverdin, Gilles et al. (2009). Acceleration of sea surface fCO2 growth rate in the North Atlantic subpolar gyre (1993-2008). (external link)
• Olsen, Are; Omar, Abdirahman; Jeansson, Emil et al. (2009). Nordic Seas Anthropogenic CO2. (external link)
• Assmann, Karen Margarete; Heinze, Christoph; Bentsen, Mats et al. (2009). Modelling recent changes in carbon uptake in the North Atlantic. (external link)
• Pfeil, Benjamin; Olsen, Are; Kozyr, A. et al. (2009). Surface Ocean CO2 atlas. (external link)
• Olsen, Are; Omar, Abdirahman; Jeansson, Emil et al. (2009). Nordic Seas transit-time distributions and anthopogenic CO2. (external link)
• Lenton, A.; Metzl, N.; Bopp, L. et al. (2009). Trends in the global evolution of the ocean carbon system since ICDC1. (external link)
• Assmann, Karen Margarete; Heinze, Christoph; Bentsen, Mats et al. (2009). Modelling recent changes in the North Atlantic carbon uptake. (external link)
• Pfeil, Benjamin; Malczynk, Jeremy; Hankin, Steve et al. (2008). Data Management for the Surface Ocean fCO2 Atlas with Subversion and Live Access Server. (external link)
• Pfeil, Benjamin; Olsen, Are; Kozyr, Alexander et al. (2008). Surface Ocean CO2 Global Database. (external link)
• Pfeil, Benjamin; Olsen, Are; Kozyr, Alexander et al. (2008). Surface Ocean CO2 Global Database. (external link)
• Lauvset, Siv Kari; Olsen, Are; Johannessen, Truls et al. (2008). Effects of changes in mixing and temperature on carbon dioxide fugacity in the Northern North Atlantic and Norwegian Sea. (external link)
• Lauvset, Siv Kari; Olsen, Are; Johannessen, Truls et al. (2008). Assessment of the temporal and spatial changes of surface ocean fCO2 in the Nordic Seas, Barents Sea, and northern North Atlantic. (external link)
• Omar, Abdirahman; Heegaard, Einar; Olsen, Are et al. (2007). Variations of the air-sea CO2 flux in the North Sea: a new statistical method to assess the reliability of the estimates. (external link)
• Omar, Abdirahman; Johannessen, Truls; Olsen, Are (2007). CO2 variability in the Barents Sea: synthesis of available data and ongoing measurements. (external link)
• Johannessen, Truls; Olsen, Are; Neill, Craig Chandler et al. (2007). pCO2 measurements on the VOS M/V Nuka Arctica in the northern North Atlantic. (external link)
• Pierrot, D.; Wanninkhof, R.; Sullivan, K. et al. (2007). Recommendations on Underway pCO2 data reduction. (external link)
• Lauvset, Siv Kari; Johannessen, Truls; Olsen, Are et al. (2007). North Atlantic fCO2 variability in time and space. (external link)
• Omar, Abdirahman; Olsen, Are; Johannessen, Truls (2007). Air-sea ice CO2 flux variability in marginal seas bordering Norway: Barents Sea and North Sea. (external link)
• Olsen, Are; Omar, Abdirahman; Bellerby, Richard et al. (2005). Nordic Seas Anthropogenic CO2 Increase and 13C Suess Effect Over the Last two Decades. (external link)
• Olsen, Are; Bellerby, Richard; Haugan, Peter M. et al. (2004). Bjerknes activity 8: Ocean carbon cycle and biogeochemistry. (external link)
• Olsen, Are; Omar, Abdirahman (2004). Diurnal variations of surface ocean pCO2 and sea-air CO2 flux evaluated using remotely sensed data. (external link)
• Omar, Abdirahman; Johannessen, Truls; Bellerby, Richard et al. (2004). Sea ice and brine formation in Storfjorden: Implications for the Arctic winter time air-sea CO2 flux. (external link)
• Bellerby, Richard; Olsen, Are; Furevik, Tore et al. (2004). Response of the surface ocean CO2 system in the Nordic Seas and northern North Atlantic to climate change. (external link)
• Olsen, Are; Omar, Abdirahman; Stuart-Menteth, A. et al. (2004). Diurnal variations of surface ocean pCO2 and sea-air CO2 flux evaluated using remotely sensed data. (external link)
• Olsen, Are; Visconti, S.; Trinanes, J. et al. (2003). Air-sea CO2 fluxes in the Caribbean Sea using in situ observations and remote sensing data. (external link)
• Olsen, Are; Anderson, Leif; Johannessen, Truls (2001). Climate forcing of oxygen fluxes in the Barents Sea. (external link)

Academic lecture

• Ericson, Ylva; Fransson, Agneta; Chierici, Melissa et al. (2023). Rapid fCO2 rise in the northern Barents Sea and Nansen Basin. (external link)
• Fransson, Agneta; Chierici, Melissa; Lien, Vidar Suren et al. (2023). Overview of Norwegian cruises and contributions to SAS. (external link)
• Fransner, Sara Filippa Krusmynta; Olsen, Are; Årthun, Marius et al. (2023). Multiyear phytoplankton predictability in the Barents Sea. (external link)
• Tjiputra, Jerry; Negrel, Jean; Olsen, Are (2023). Detecting anthropogenic climate change signals of marine stressors in the interior. (external link)
• Tjiputra, Jerry; Gehlen, Marion; Goris, Nadine et al. (2023). An assessment of CO2 storage and sea-air fluxes of the Atlantic Ocean and Mediterranean Sea between 1985 and 2018. (external link)
• Tjiputra, Jerry; Olsen, Are; Negrel, Jean (2023). Optimized observing network to detect anthropogenic signals in the ocean: insights from model projections. (external link)
• Fransner, Sara Filippa Krusmynta; Årthun, Marius; Bethke, Ingo et al. (2022). Skillful Prediction of Barents Sea Phytoplankton Concentration. (external link)
• Becker, Meike; Olsen, Are; Landschützer, Peter et al. (2021). The northern European shelf as increasing net sink for CO2. (external link)
• Goris, Nadine; Tjiputra, Jerry; Olsen, Are et al. (2021). Efficient carbon drawdown allows for a high future carbon uptake in the North Atlantic. (external link)
• Simon, Margit Hildegard; Muschitiello, Francesco; Tisserand, Amandine Aline et al. (2019). A multi-decadal record of oceanographic changes of the past 150 years (1850-2015 AD) from North of Iceland. (external link)
• Lauvset, Siv Kari; Jiang, Li-qing; Feely, Richard A et al. (2018). On the Spatial Variability of Ocean pH and its Primary Drivers. (external link)
• Tjiputra, Jerry; Goris, Nadine; Lauvset, Siv Kari et al. (2018). Early detection of anthropogenic climate change signal in the interior subpolar North Atlantic oxygen. (external link)
• Tjiputra, Jerry; Goris, Nadine; Lauvset, Siv Kari et al. (2018). Observations-constrained projections reveal early and strong deoxygenation in the interior North Atlantic. (external link)
• Tjiputra, Jerry; Goris, Nadine; Lauvset, Siv Kari et al. (2018). Early detection of anthropogenic climate change signal in the interior subpolar North Atlantic. (external link)
• Becker, Meike; Olsen, Are; Fröb, Friederike et al. (2017). Nuka Arctica: North Atlantic Observatory. (external link)
• Becker, Meike; Olsen, Are; Omar, Abdirahman et al. (2017). Surface ocean pCO2 measurements within ICOS Norway and the example of M/V Nuka Arctica. (external link)
• Eide, Marie; Olsen, Are; Fröb, Friederike et al. (2017). The Anthropocene in the marine carbon isotope record, δ13C in the Nordic Seas. (external link)
• Eide, Marie; Olsen, Are; Ninnemann, Ulysses S et al. (2017). Global ocean climatology of the 13C suess effect and preindustrial δ13C. (external link)
• Olsen, Are; Paasche, Øyvind (2017). The Synoptic Arctic Survey - a pan-Arctic research programme. (external link)
• Ninnemann, Ulysses S; Mjell, Tor Lien; Kleiven, Helga Flesche et al. (2016). Natural variability in Nordic Seas overflows: Toward a mechanistic understanding of proxy records. (external link)
• Olsen, Are; Key, Robert M.; Heuven, S van et al. (2016). Version 2 of the global data analysis project - GLODAPv2. (external link)
• Jeansson, Emil; Olsen, Are; Jutterström, Sara et al. (2014). Anthropogenic CO2 penetration in the Greenland Sea over the last decades. (external link)
• Eide, Marie; Olsen, Are; Ninnemann, Ulysses S et al. (2014). Global ocean 13C Suess effect and uptake of anthropogenic CO2. (external link)
• Olsen, Are; Tjiputra, Jerry; Andersson, Carin et al. (2014). Current and planned carbon cycle research at the Bjerknes Centre for Climate Research. (external link)
• Eide, Marie; Olsen, Are; Ninnemann, Ulysses S et al. (2014). Natural δ13C distributions in the global ocean. (external link)
• Chierici, Melissa; Björk, My Mattsdotter; Signorini, Sergio R. et al. (2013). Surface water fCO2 algorithms for the high-latitude Pacific sector of the Southern Ocean. (external link)
• Skogen, Morten D.; Olsen, Are; Børsheim, Yngve et al. (2013). Modeling ocean acidification in the Nordic and Barents Seas in present and future climate. (external link)
• Olsen, Are; Key, R. M.; Bakker, D. et al. (2013). Global carbon datasets for OA research Arctic Ocean Acidification. (external link)
• Olsen, Are; Bakker, D.; Pfeil, Benjamin et al. (2013). SOCAT- A Global Data Product for Quantification of Air-Sea exchange of CO2. (external link)
• Skjelvan, Ingunn; Olsen, Are; Omar, Abdirahman et al. (2013). Ocean acidification and trends in the Norwegian Sea. (external link)
• Jeansson, E; Olsen, Are; Eldevik, Tor et al. (2012). A carbon budget for the Nordic Seas. (external link)
• Dalpadado, Padmini; Arrigo, Kevin R.; Hjøllo, Solfrid Sætre et al. (2012). Secondary productivity in the Barents Sea—role of phytoplankton and climate effects. (external link)
• Jeansson, Åke Emil; Olsen, Are (2012). Hydro-chemical trends and variability in the Nordic Seas. (external link)
• Smedsrud, Lars Henrik; Ingvaldsen, Randi; Esau, Igor et al. (2012). The role of the Barents Sea in the climate system. (external link)
• Olsen, Are; Ninnemann, Ulysses S (2011). Preindustrial NorthAtlantic {delta}13C distribution reconstructed. (external link)
• Omar, Abdirahman; Olsen, Are; Johannessen, Truls et al. (2011). Spatiotemporal variations of fCO2 in the North Sea. (external link)
• Signorini, S.; Häkkinen, S.; Olsen, Are et al. (2011). Trends in the subpolar North Atlantic carbon sink and ocean acidification: 1981-2008. (external link)
• Olsen, Are; Omar, Abdirahman; Jeansson, Emil et al. (2010). Anthropogenic carbon and ocean acidification in the Nordic Seas. (external link)
• Orr, J.C.; Jutterström, Sara; Bopp, L. et al. (2010). Winter versus summer onset of undersaturation in the Arctic Ocean. (external link)
• Pfeil, Benjamin; Olsen, Are; Hankin, S. et al. (2010). Present status of SOCAT (Pacific Ocean). (external link)
• Pfeil, Benjamin; Olsen, Are; Hankin, Steve et al. (2010). Present status of SOCAT (Southern Ocean and Indian Ocean). (external link)
• Jeansson, Emil; Olsen, Are; Eldevik, Tor et al. (2010). The Nordic Seas Carbon Budget: Sources, Sinks And Uncertainties. (external link)
• Olsen, Are; Omar, Abdirahman; Jeansson, Emil et al. (2010). Nordic Seas anthropogenic CO2, evaluation of methods and distribution. (external link)
• Chierici, M.A.; Fransson, S.; Signorini, S. et al. (2010). Can remotely sensed data be used to estimate surface water fCO2 in the Southern Polar Ocean?. (external link)
• Jeansson, Emil; Olsen, Are (2010). Hydrochemical variability of the intermediate and deep waters of the Nordic Seas: Observations from 1982 to 2003. (external link)
• Bellerby, Richard; Olsen, Are; Nondal, Gisle et al. (2010). Ocean acidification response to surface ocean conditioning and transport - processes influencing anthropogenic carbon change in the Arctic and Southern oceans. (external link)
• Olsen, Are (2010). Nordic seas anthropogenic carbon. (external link)
• Olsen, Are (2009). Biogeochemical climate observations and process studies. (external link)
• Lauvset, Siv Kari; Olsen, Are; Skjelvan, Ingunn et al. (2009). North Atlantic relationships between surface fCO2 and hydrography, evaluated using fCO2-SST relationships. (external link)
• Pfeil, Benjamin; Olsen, Are (2009). SOCAT Input database. (external link)
• Pfeil, Benjamin; Kozyr, B; Diepenbroek, M et al. (2009). CARBOOCEAN Data Management Highlights. (external link)
• Omar, Abdirahman; Olsen, Are; Neil, C et al. (2009). Marine carbon measurement techniques. (external link)
• Olsen, Are; Bellerby, Richard; Johannessen, Truls et al. (2009). Havforsuring - utvikling og prognoser for norske farvann. (external link)
• Telzewski, M; Schuster, U.; Watson, A. J. et al. (2009). Air-sea CO2 flux in the North Atlantic in 2004 through 2006 estimated by the neural network. (external link)
• Metzl, N.; Lenton, A.; Tilbrook, B. et al. (2009). Decadal variations of the ocean carbon dioxide system observed in the southern ocean. (external link)
• Pfeil, Benjamin; Olsen, Are; Bakker, Dorothee et al. (2009). SOCAT. (external link)
• Assmann, Karen; Heinze, Christoph; Bentsen, Mats et al. (2008). Decadal changes in anthropogenic carbon uptake in an isopycning ocean carbon cycle model. (external link)
• Olsen, Are; Pfeil, Benjamin; Bakker, Dorothee et al. (2008). SOCAT, Surface Ocean CO2 Atlas. (external link)
• Olsen, Are; Pfeil, Benjamin (2008). Overview of fCO2 recalculations. (external link)
• Olsen, Are (2008). Secondary quality controll of underway surface ocean CO2 data, some examples. (external link)
• Pfeil, Benjamin; Olsen, Are (2008). Surface Ocean fCO2 Global Database. (external link)
• Pfeil, Benjamin; Kozyr, A.; Olsen, Are et al. (2007). pCO2 data base and synthesis efforts. (external link)
• Olsen, Are; Lauvseth, Siv K.; Skjelvan, Ingunn et al. (2007). Surface Ocean CO2 Variability and Vulnerabilities: The Arctic Ocean and Nordic Seas. (external link)
• Olsen, Are (2007). Towards routine regional air-sea flux estimates for the northern North Atlantic, results from the Bjerknes pCO2 VOS network. (external link)
• Olsen, Are (2007). Brief overview of the Arctic Mediterranean Seas Data in Carina. (external link)
• Olsen, Are; Omar, Abdirahman; Bellerby, Richard et al. (2006). The anthropogenic CO2 increase and 13C Suess effect in the northern North Atlantic. (external link)
• Olsen, Are (2006). The changing North Atlantic carbon sink. (external link)
• Olsen, Are (2006). The Arctic Mediterranean a CO2 transit region, -or the air sea CO2 disequilibrium in the northern North Atlantic is going towards zero, should we worry?. (external link)
• Bellerby, Richard; Bethke, Ingo; Olsen, Are et al. (2006). Cetennial Nordic Seas ocean acidification, aragonite saturation, pelagic calcifiers and cold water reefs. (external link)
• Olsen, Are; Chierici, Melissa; Wanninkhof, Rik et al. (2006). Towards North Atlantic subpolar gyre pCO2 algoritms. (external link)
• Olsen, Are (2006). The air sea CO2 disequilibrium in the northern North Atlantic is going towards zero, should we worry?. (external link)
• Bellerby, Richard; Hauck, J.; Bethke, Ingo et al. (2006). Centennial High Latitude Ocean Acidification. (external link)
• Olsen, Are; Omar, Abdirahman; Bellerby, Richard et al. (2006). Carbon changes in the high latitude North Atlantic. (external link)
• Omar, Abdirahman; Olsen, Are; Johannessen, Truls (2006). Air-sea CO2 flux variability in the North Sea: 19 months of observations from voluntry observing ships. (external link)
• Omar, Abdirahman; Johannessen, Truls; Bellerby, Richard et al. (2005). Sea Ice brinbe formation in Storfjorden: implications for the Arctic winter time air-sea CO2 flux. (external link)
• Bellerby, Richard; Neill, Craig Chandler; Nondal, Gisle et al. (2005). Instrumentation for the remote monitoring of carbon and oxygen in marine systems. (external link)
• Olsen, Are; Skjelvan, Ingunn; Omar, Abdirahman et al. (2005). Establishing a northen North Atlantic CO2 observing network. (external link)
• Olsen, Are (2003). My Caribbean adventure. (external link)
• Olsen, Are (2003). Estimating ocean uptake of carbon dioxide using remotely sensed data. (external link)
• Olsen, Are (2003). Sea-air flux of CO2 in the Caribbean Sea estimated using in situ and remote sensing data. (external link)
• Olsen, Are (2003). My Caribbean adventure. Cruiseships. remote sensing data and Co2 fluxes. (external link)
• Olsen, Are (2003). Estimating ocean uptake of CO2 using remotely sensed data. (external link)
• Olsen, Are (2003). Towards an understanding of the air-sea flux of anthropogenic carbon in the Nordic Seas. (external link)
• Olsen, Are (2003). Towards an understanding of the air-sea flux of anthropogenic CO2 in the Nordic Seas. (external link)
• Johannessen, Truls; Anderson, Leif G.; Bellerby, Richard et al. (2002). The role of convection and seasonal to interannual variability on carbon uptake in the Nordic Seas, Ocean Sciences Meeting. (external link)
• Olsen, Are; Bellerby, Richard; Johannessen, Truls et al. (2002). Instumentation for in Situ and Autonomous Monitoring of the Marine Carbon Dioxide System. (external link)
• Johannessen, Truls; Bellerby, Richard; Jansen, Eystein et al. (2001). The Greenland Sea Experiment. (external link)
• Johannessen, Truls; Bellerby, Richard; Omar, Abdirahman et al. (2001). The role of convection and seasonal to interannual variability on carbon uptake in the Nordic seas. (external link)
• Johannessen, Truls; Bellerby, Richard; Omar, Abdirahman et al. (2001). Developing an autonomous high precision pH sensor for high quality pH profiling of the water column and fCO2 measurements from ships of opportunities, "Autonomous Biogeochemical Measurements in the Ocean". (external link)
• Johannessen, Truls; Messias, Marie-José; Olsson, Anders et al. (2001). Ocean pathways as seen by tracers and transport of carbon in the Nordic Seas. (external link)
• Olsen, Are; Johannessen, Truls; Francisco, Rey (2001). The effect of physical forcing on food web dyamics at the entrance to the Barents Sea. (external link)
• Johannessen, Truls; Andersson, Leif G.; Bellerby, Richard et al. (2000). The Carbon cycle in the Nordic Seas, a perspective. (external link)
• Bellerby, Richard; Olsen, Are; Johannessen, Truls (2000). Spectrophotometric seawater pH in the Weddell and Norwegian Seas: A new tool for monitoring carbon uptake by the ocean. (external link)
• Bellerby, Richard; DeGrandpre, M.; Olsen, Are et al. (2000). Shining new light on marine carbon dioxide. (external link)
• Olsen, Are; Johannessen, Truls; Rey, Fransisco (2000). Time series from the Fugløy-Bjørnøy section. A study of the interannual to annual change in the carbon variables. (external link)
• Johannessen, Truls; Andersson, Leif G.; Falck, Eva et al. (2000). The carbon cycle in the Nordic Seas, A synthesis done during the CARDEEP era. (external link)
• Olsen, Are; Johannessen, Truls; Rey, Fransisco (2000). Time series from the entrance to the Barents Sea. A study of the link between the annual to interannual changes in observed hydrographic variability and nutrient response. (external link)

Doctoral dissertation

• Nilsen, Ina; Eide, Cecilie Hansen; Olsen, Are et al. (2023). Dealing with uncertainty in ecosystem models along three axes; resolution, forcing and projections. (external link)
• Rajasakaren, Balamuralli; Jeansson, Emil; Olsen, Are (2019). Carbon Fluxes related to Ventilation and Remineralization in the Nordic Seas and Arctic Ocean. (external link)
• Eide, Marie; Olsen, Are (2017). Large scale distribution of stable carbon isotopes in the global ocean. (external link)
• Fröb, Friederike; Olsen, Are (2017). Climate controlled mechanisms of subpolar North Atlantic carbon uptake. (external link)
• Olsen, Are (2002). Three studies of interannual variability in ocean biogeochemistry at northern high latitudes. (external link)

Report

• Huse, Geir; Baussant, Thierry; Becker, Meike et al. (2023). The One Ocean Expedition: Science and Sailing for the Ocean We Want. (external link)
• Ottersen, Geir; Sejr, Mikael K.; Döscher, Ralf et al. (2022). Deliverable 6.19 Synthesis report from WP6: Application studies of Arctic Observing Systems towards stakeholders. (external link)
• Skjelvan, Ingunn; Jeansson, Emil; Chierici, Melissa et al. (2022). Trender i havforsuring og antropogent karbon i de nordiske hav, Nordsjøen og Skagerrak. (external link)
• Bjartnes, Anders; Ursin, Lars Holger; Øvrebø, Olav Anders et al. (2020). Utslipp og opptak av CO2 - Data fra Global Carbon Budget 2020. (external link)
• Johannessen, Truls; Roden, Nicholas Patrick; Olsen, Are et al. (2019). Deliverable 3.7 First implementation and data: North of Svalbard. (external link)
• Esau, Igor; Davy, Richard; Smedsrud, Lars H. et al. (2018). BASIC:-Boundary Layers in the Arctic Atmosphere, Seas and Ice Dynamics - SKD Strategic Project January 2015 – December 2017. (external link)
• Skjelvan, Ingunn; Jeansson, Emil; Chierici, Melissa et al. (2014). Havforsuring og opptak av antropogent karbon i de Nordiske hav, 1981-2013, M244-2014. (external link)
• Wanninkhof, Rik; Bakker, Dorothee; Bates, Nicholas et al. (2013). Incorporation of Alternative Sensors in the SOCAT Database and Adjustments to Dataset Quality Control Flags. (external link)
• Skjelvan, Ingunn; Olsen, Are; Omar, Abdirahman et al. (2013). Rapport fra arbeidet med å oppdatere havforsuringsdelen av Forvaltningsplanen for Norskehavet. (external link)
• Chierici, Melissa; Sørensen, Kai; Johannessen, Truls et al. (2013). Tilførselsprogrammet 2012. Overvåking av havforsuring av norske farvann. (external link)
• Lueger, Heike; Wanninkhof, Rik; Olsen, Are et al. (2008). The air-sea CO2 flux in the North Atlantic estimated from satellite and ARGO profiling float data. (external link)

Academic literature review

• Smedsrud, Lars Henrik; Muilwijk, Morven; Eldevik, Tor et al. (2022). Nordic Seas Heat Loss, Atlantic Inflow, and Arctic Sea Ice cover over the last century. (external link)
• Lee, Craig M; Starkweather, Sandy; Eicken, Hajo et al. (2019). A Framework for the Development, Design and Implementation of a Sustained Arctic Ocean Observing System. (external link)
• Wanninkhof, Rik; Pickers, Penelope A.; Omar, Abdirahman et al. (2019). A surface ocean CO2 reference network, SOCONET and associated marine boundary layer CO2 measurements. (external link)
• Roemmich, Dean; Alford, Matthew H.; Claustre, Herve et al. (2019). On the future of Argo: A global, full-depth, multi-disciplinary array. (external link)
• Steinhoff, Tobias; Gkritzalis, Thanos; Lauvset, Siv Kari et al. (2019). 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. (external link)
• Bakker, Dorothee C.E.; Pfeil, Benjamin; Landa, Camilla Stegen et al. (2016). A multi-decade record of high-quality fCO2 data in version 3 of the Surface Ocean CO2 Atlas (SOCAT). (external link)
• Bréviére, Emelie; Bakker, Dorothee; Bange, Hermann W. et al. (2015). Surface ocean-lower atmosphere study: Scientific synthesis and contribution to Earth system science. (external link)
• Smedsrud, Lars Henrik; Esau, Igor; Ingvaldsen, Randi et al. (2013). The role of the Barents Sea in the arctic climate system. (external link)

Article in business/trade/industry journal

• Tanhua, Toste; Lauvset, Siv Kari; Lange, Nico et al. (2021). A vision for FAIR ocean data products. (external link)
• Paasche, Øyvind; Olsen, Are; Årthun, Marius et al. (2019). Addressing Arctic Challenges Requires a Synoptic Ocean Survey. (external link)

Popular scientific article

• Paasche, Øyvind; Olsen, Are; Andrew, Robbie (2019). Vårt sanne klimaavtrykk. (external link)
• Eldevik, Tor; Årthun, Marius; Olsen, Are (2019). Hvor går grensen for iskanten. (external link)
• Paasche, Øyvind; Olsen, Are (2016). En sur lekse. (external link)
• Olsen, Are; Paasche, Øyvind (2016). Er toppen nådd?. (external link)
• Paasche, Øyvind; Olsen, Are; Anderson, Leif G. (2016). Synoptic Arctic Survey-a fundament for future Arctic research. (external link)
• Olsen, Are; Furevik, Tore; Drange, Helge (2016). Tre feil om klimaendringer. (external link)
• Pfeil, Benjamin; Olsen, Are (2012). Global data products help assess changes to ocean carbon sink. (external link)
• Omar, Abdirahman; Skjelvan, Ingunn; Olsen, Are (2009). Forsuring påvist i havene rundt Norge. (external link)
• Olsen, Are; Omar, Abdirahman; Skjelvan, Ingunn et al. (2008). The Bjerknes Centre pCO2 observing network. (external link)
• Bellerby, Richard; Olsen, Are; Nondal, Gisle (2008). CO2-økningen er ikke naturlig. (external link)
• Bellerby, Richard; Olsen, Are; Nondal, Gisle (2008). Atmosfærens CO2-økning er menneskeskapt. (external link)
• Olsen, Are; Anderson, Leif (2002). Reduseres opptaket av CO2 i De nordiske hav?. (external link)
• Olsen, Are; Francisco, Rey; Johannessen, Truls (2001). Havklimaets betydning for biologisk produksjon: En flerårs studie fra Fugløya-Bjørnøyasnittet. (external link)

Lecture

• Fransner, Filippa; Counillon, Francois; Bethke, Ingo et al. (2019). Biogeochemical Predictions - Initialization and Sources of Potential Predictability. (external link)
• Fransner, Filippa; Counillon, Francois; Bethke, Ingo et al. (2019). Biogeochemical Predictions - An update from Bergen. (external link)
• Fransner, Sara Filippa Krusmynta; Olsen, Are; Tjiputra, Jerry et al. (2019). Biogeochemical Predictions Working Group. (external link)
• Skjelvan, Ingunn; Becker, Meike; Omar, Abdirahman et al. (2018). ICOS data used for Ocean acidification research. (external link)
• He, Yanchun; Tjiputra, Jerry; Langehaug, Helene R. et al. (2016). Estimation of anthropogenic carbon in the ocean using transit-time distribution (TTD) and evaluation of its uncertainties based on ocean model output. (external link)
• Olsen, Are (2016). New Ocean-How carbon changes everything. (external link)

Chapter

• Olsen, Are; Anderson, Leif G.; Heinze, Christoph (2015). Chapter 8 Arctic Carbon Cycle: Patterns, Impacts and Possible Changes. (external link)

Academic chapter/article/Conference paper

• Garçon, Véronique C.; Bell, Thomas G.; Wallace, Douglas et al. (2014). Perspectives and Integration in SOLAS Science. (external link)
• Omar, Abdirahman; Johannessen, Truls; Bellerby, Richard et al. (2005). Sea-Ice and Brine Formation in Storfjorden: Implications for the Arctic Wintertime Air-Sea CO2 Flux. (external link)
• Bellerby, Richard; Olsen, Are; Furevik, Tore et al. (2005). Response of the Surface Ocean CO2 System in the Nordic Seas and Northern North Atlantic to Climate Change. (external link)
• Skjelvan, Ingunn; Olsen, Are; Anderson, Leif Gunnar et al. (2005). A Review of the Inorganic Carbon Cycle of the Nordic Seas and Barents Sea. (external link)

Interview

• Jansen, Eystein; Heinze, Christoph; Eldevik, Tor et al. (2013). Vi har de flinkeste klimaforskerne i landet. (external link)
• Olsen, Are; Jansen, Eystein (2013). Dystre meldinger fra Warszawa. (external link)
• Svendsen, John-Inge; Ninnemann, Ulysses S; Tjiputra, Jerry et al. (2013). Flott NORKLIMA-uttelling for UiB og GEO!. (external link)
• Olsen, Are; Nondal, Gisle (2012). Uvitenskapelige om CO2-kretsløpet. (external link)
• Olsen, Are (2012). CO2-kart skal kvalitetssikre klimaforskning. (external link)
• Olsen, Are (2012). New dataset provides 40 year record of CO2 accumulation in the surface ocean. (external link)
• Olsen, Are; Pfeil, Benjamin (2012). Når havet får nok. (external link)
• Pfeil, Benjamin; Olsen, Are (2012). Klimaforskarar lettar på sløret. (external link)
• Lauvset, Siv Kari; Olsen, Are; Skjelvan, Ingunn et al. (2011). Klimavariasjoner styrer CO2-opptak. (external link)
• Olsen, Are (2010). Vet mer om verdenshavenes sirkulasjon. (external link)
• Olsen, Are; Ninnemann, Ulysses S (2010). Ny metode revolusjonerer tolking av fortidens havklima. (external link)
• Jansen, Eystein; Olsen, Are (2010). - Karbonets kretsløp ikke så sårbart. (external link)
• Olsen, Are; Ninnemann, Ulysses S (2010). UiB-forskere bedrer fortidsvarsel. (external link)
• Johannessen, Truls; Olsen, Are; Borsheim, Knut Yngve et al. (2010). Overvåker forsuring i havet. (external link)
• Drange, Helge; Olsen, Are (2009). Norske havområder rammes hardt. (external link)
• Olsen, Are (2009). Koraller kan utryddes. (external link)
• Olsen, Are (2009). Surt hav ødelegger for mattilgang. (external link)
• Olsen, Are; Sundby, Svein (2009). Het andere CO2-probleem: de voorraadkast verzuurt. (external link)
• Olsen, Are (2008). Ny klima-ekspert på bt.no. (external link)
• Olsen, Are (2007). Surere klima i havet. (external link)
• Olsen, Are (2007). Havet og klimaforandringerne. (external link)
• Olsen, Are; Heinze, Christoph (2007). Brukar frakteskip til forsking. (external link)
• Olsen, Are (2005). Intervju om de økte utslipp av klimagasser i Bergen mellom 1991 og 2003. (external link)

Reader opinion piece

• Nondal, Gisle; Olsen, Are (2012). Havet tar opp CO2!. (external link)
• Olsen, Are (2008). Henrys lov og klimaforskerne. (external link)

Programme participation

• Olsen, Are (2009). Fartyg kollar av koldioxid i havet. (external link)
• Olsen, Are (2003). Intervju om havets CO2 system. (external link)

Feature article

• Bellerby, Richard; Olsen, Are; Nondal, Gisle (2008). Havet forsures av økende CO2. (external link)

See a complete overview of publications in Cristin.