Now showing items 1-14 of 14

  • Air-sea CO2 flux in the Pacific Ocean for the period 1990–2009 

    Ishii, Masao; Feely, Richard A.; Rodgers, Keith B.; Park, Geun-Ha; Wanninkhof, Rik; Sasano, D.; Sugimoto, H.; Cosca, C. E.; Nakaoka, S.; Telszewski, Maciej; Nojiri, Yukihiro; Mikaloff Fletcher, Sara E.; Niwa, Y.; Patra, Prabir K.; Valsala, V.; Nakano, H.; Lima, Ivan D.; Doney, Scott C.; Buitenhuis, Erik T.; Aumont, Olivier; Dunne, John P.; Lenton, A.; Takahashi, Taro (Copernicus Publications on behalf of the European Geosciences Union, 2014-02-06)
    Air–sea CO2 fluxes over the Pacific Ocean are known to be characterized by coherent large-scale structures that reflect not only ocean subduction and upwelling patterns, but also the combined effects of wind-driven gas ...
  • An assessment of the Atlantic and Arctic sea–air CO2 fluxes, 1990–2009 

    Schuster, Ute; McKinley, Galen A.; Bates, Nicholas R.; Chevallier, F.; Doney, Scott C.; Fay, A. R.; Gonzalez-Davila, M.; Gruber, Nicolas; Jones, S.; Krijnen, J.; Landschutzer, P.; Lefevre, N.; Manizza, Manfredi; Mathis, Jeremy T.; Metzl, Nicolas; Olsen, A.; Rios, Aida F.; Rodenbeck, C.; Santana-Casiano, J. M.; Takahashi, Taro; Wanninkhof, Rik; Watson, Andrew J. (Copernicus Publications on behalf of the European Geosciences Union, 2013-01-29)
    The Atlantic and Arctic Oceans are critical components of the global carbon cycle. Here we quantify the net sea–air CO2 flux, for the first time, across different methodologies for consistent time and space scales for the ...
  • Changes in deep-water CO2 concentrations over the last several decades determined from discrete pCO2measurements 

    Wanninkhof, Rik; Park, Geun-Ha; Takahashi, Taro; Feely, Richard A.; Bullister, John L.; Doney, Scott C. (Elsevier Ltd, 2013-02-09)
    Detection and attribution of hydrographic and biogeochemical changes in the deep ocean are challenging due to the small magnitude of their signals and to limitations in the accuracy of available data. However, there are ...
  • Changes in the North Atlantic Oscillation influence CO2 uptake in the North Atlantic over the past 2 decades 

    Thomas, Helmuth; Prowe, A. E. Friederike; Lima, Ivan D.; Doney, Scott C.; Wanninkhof, Rik; Greatbatch, Richard J.; Schuster, Ute; Corbiere, Antoine (American Geophysical Union, 2008-12-31)
    Observational studies report a rapid decline of ocean CO2 uptake in the temperate North Atlantic during the last decade. We analyze these findings using ocean physical-biological numerical simulations forced with interannually ...
  • Correction to “Using altimetry to help explain patchy changes in hydrographic carbon measurements” 

    Rodgers, Keith B.; Key, Robert M.; Gnanadesikan, Anand; Sarmiento, Jorge L.; Aumont, Olivier; Bopp, Laurent; Doney, Scott C.; Dunne, John P.; Glover, David M.; Ishida, Akio; Ishii, Masao; Jacobson, Andrew R.; Monaco, Claire Lo; Maier-Reimer, Ernst; Mercier, Herlé; Metzl, Nicolas; Perez, Fiz F.; Rios, Aida F.; Wanninkhof, Rik; Wetzel, Patrick; Winn, Christopher D.; Yamanaka, Yasuhiro (American Geophysical Union, 2009-12-09)
  • Detecting anthropogenic CO2 changes in the interior Atlantic Ocean between 1989 and 2005 

    Wanninkhof, Rik; Doney, Scott C.; Bullister, John L.; Levine, Naomi M.; Warner, Mark J.; Gruber, Nicolas (American Geophysical Union, 2010-11-30)
    Repeat observations along the meridional Atlantic section A16 from Iceland to 56°S show substantial changes in the total dissolved inorganic carbon (DIC) concentrations in the ocean between occupations from 1989 through ...
  • Global carbon budget 2013 

    Le Quere, Corinne; Peters, G. P.; Andres, R. J.; Andrew, R. M.; Boden, T. A.; Ciais, Philippe; Friedlingstein, Pierre; Houghton, Richard A.; Marland, G.; Moriarty, R.; Sitch, Stephen; Tans, Pieter P.; Arneth, Almut; Arvanitis, A.; Bakker, Dorothee C. E.; Bopp, Laurent; Canadell, Josep G.; Chini, L. P.; Doney, Scott C.; Harper, A.; Harris, I.; House, J. I.; Jain, Atul K.; Jones, S. D.; Kato, E.; Keeling, R. F.; Klein Goldewijk, K.; Kortzinger, A.; Koven, C.; Lefevre, N.; Maignan, F.; Omar, A.; Ono, T.; Park, Geun-Ha; Pfeil, Benjamin; Poulter, Benjamin; Raupach, M. R.; Regnier, P.; Rodenbeck, C.; Saito, S.; Schwinger, J.; Segschneider, J.; Stocker, B. D.; Takahashi, Taro; Tilbrook, Bronte; van Heuven, Steven; Viovy, N.; Wanninkhof, Rik; Wiltshire, A.; Zaehle, Sonke (Copernicus Publications., 2014-06-17)
    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 2014 

    Le Quere, Corinne; Moriarty, R.; Andrew, R. M.; Peters, G. P.; Ciais, Philippe; Friedlingstein, Pierre; Jones, S. D.; Sitch, Stephen; Tans, Pieter P.; Arneth, Almut; Boden, T. A.; Bopp, Laurent; Bozec, Yann; Canadell, Josep G.; Chini, L. P.; Chevallier, F.; Cosca, C. E.; Harris, I.; Hoppema, Mario; Houghton, Richard A.; House, J. I.; Jain, Atul K.; Johannessen, T.; Kato, E.; Keeling, R. F.; Kitidis, V.; Klein Goldewijk, K.; Koven, C.; Landa, C. S.; Landschutzer, P.; Lenton, A.; Lima, Ivan D.; Marland, G.; Mathis, Jeremy T.; Metzl, Nicolas; Nojiri, Yukihiro; Olsen, A.; Ono, T.; Peng, S.; Peters, W.; Pfeil, Benjamin; Poulter, Benjamin; Raupach, M. R.; Regnier, P.; Rodenbeck, C.; Saito, S.; Salisbury, Joseph E.; Schuster, Ute; Schwinger, J.; Seferian, R.; Segschneider, J.; Steinhoff, T.; Stocker, B. D.; Sutton, A. J.; Takahashi, Taro; Tilbrook, Bronte; van der Werf, Guido R.; Viovy, N.; Wang, Y.-P.; Wanninkhof, Rik; Wiltshire, A.; Zeng, Ning (Copernicus Publications, 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 ocean carbon uptake : magnitude, variability and trends 

    Wanninkhof, Rik; Park, Geun-Ha; Takahashi, Taro; Sweeney, Colm; Feely, Richard A.; Nojiri, Yukihiro; Gruber, Nicolas; Doney, Scott C.; McKinley, Galen A.; Lenton, A.; Le Quere, Corinne; Heinze, Christoph; Schwinger, J.; Graven, Heather; Khatiwala, S. (Copernicus Publications on behalf of the European Geosciences Union, 2013-03-22)
    The globally integrated sea–air anthropogenic carbon dioxide (CO2) flux from 1990 to 2009 is determined from models and data-based approaches as part of the Regional Carbon Cycle Assessment and Processes (RECCAP) project. ...
  • Impact of ocean carbon system variability on the detection of temporal increases in anthropogenic CO2 

    Levine, Naomi M.; Doney, Scott C.; Wanninkhof, Rik; Lindsay, Keith; Fung, Inez Y. (American Geophysical Union, 2008-03-19)
    Estimates of temporal trends in oceanic anthropogenic carbon dioxide (CO2) rely on the ability of empirical methods to remove the large natural variability of the ocean carbon system. A coupled carbon-climate model is used ...
  • The impact of the North Atlantic Oscillation on the uptake and accumulation of anthropogenic CO2 by North Atlantic Ocean mode waters 

    Levine, Naomi M.; Doney, Scott C.; Lima, Ivan D.; Wanninkhof, Rik; Bates, Nicholas R.; Feely, Richard A. (American Geophysical Union, 2011-09-21)
    The North Atlantic Ocean accounts for about 25% of the global oceanic anthropogenic carbon sink. This basin experiences significant interannual variability primarily driven by the North Atlantic Oscillation (NAO). A suite ...
  • Impacts of temporal CO2 and climate trends on the detection of ocean anthropogenic CO2 accumulation 

    Goodkin, Nathalie F.; Levine, Naomi M.; Doney, Scott C.; Wanninkhof, Rik (American Geophysical Union, 2011-09-21)
    A common approach for estimating the oceanic uptake of anthropogenic carbon dioxide (Canthro) depends on the linear approximation of oceanic dissolved inorganic carbon (DIC) from a suite of physical and biological ocean ...
  • The marine inorganic carbon system along the Gulf of Mexico and Atlantic coasts of the United States : insights from a transregional coastal carbon study 

    Wang, Zhaohui Aleck; Wanninkhof, Rik; Cai, Wei-Jun; Byrne, Robert H.; Hu, Xinping; Peng, Tsung-Hung; Huang, Wei-Jen (Association for the Sciences of Limnology and Oceanography, 2013-01)
    Distributions of total alkalinity (TA), dissolved inorganic carbon (DIC), and other parameters relevant to the marine inorganic carbon system were investigated in shelf and adjacent ocean waters during a U.S. Gulf of Mexico ...
  • Using altimetry to help explain patchy changes in hydrographic carbon measurements 

    Rodgers, Keith B.; Key, Robert M.; Gnanadesikan, Anand; Sarmiento, Jorge L.; Aumont, Olivier; Bopp, Laurent; Doney, Scott C.; Dunne, John P.; Glover, David M.; Ishida, Akio; Ishii, Masao; Jacobson, Andrew R.; Monaco, Claire Lo; Maier-Reimer, Ernst; Mercier, Herlé; Metzl, Nicolas; Perez, Fiz F.; Rios, Aida F.; Wanninkhof, Rik; Wetzel, Patrick; Winn, Christopher D.; Yamanaka, Yasuhiro (American Geophysical Union, 2009-09-18)
    Here we use observations and ocean models to identify mechanisms driving large seasonal to interannual variations in dissolved inorganic carbon (DIC) and dissolved oxygen (O2) in the upper ocean. We begin with observations ...