Recent Submissions

  • Nitrous oxide in the North Atlantic Ocean 

    Walter, S., H. W. Bange, U. Breitenbach, and D. W. R. Wallace. 2006. "Nitrous oxide in the North Atlantic Ocean." Biogeosciences 3(4): 607-619.
    In order to get a comprehensive picture of the distribution of nitrous oxide (N(2)O) in the North Atlantic Ocean, measurements of dissolved nitrous oxide were made during three cruises in the tropical, subtropical and ...
  • Distribution of N2O in the Baltic Sea during transition from anoxic to oxic conditions 

    Walter, S., U. Breitenbach, H. W. Bange, G. Nausch, et al. 2006. "Distribution of N2O in the Baltic Sea during transition from anoxic to oxic conditions." Biogeosciences 3(4): 557-570.
    In January 2003, a major inflow of cold and oxygen-rich North Sea Water terminated an ongoing stagnation period in parts of the central Baltic Sea. In order to investigate the role of North Sea Water inflow in the production ...
  • Estimating the monthly pCO(2) distribution in the North Atlantic using a self-organizing neural network 

    Telszewski, M., A. Chazottes, U. Schuster, A. J. Watson, et al. 2009. "Estimating the monthly pCO(2) distribution in the North Atlantic using a self-organizing neural network." Biogeosciences 6(8): 1405-1421.
    Here we present monthly, basin-wide maps of the partial pressure of carbon dioxide (pCO(2)) for the North Atlantic on a 1 degrees latitude by 1 degrees longitude grid for years 2004 through 2006 inclusive. The maps have ...
  • Carbon cycle research after Kyoto 

    Tans, PP, and DWR Wallace. 1999. "Carbon cycle research after Kyoto." Tellus Series B-Chemical and Physical Meteorology 51(2): 562-571.
    Recent progress in research of the global carbon cycle is reviewed and research needs for the immediate future are discussed, in light of the challenge posed to society to come to grips with the problem of man-made climate ...
  • Contrasting biogeochemistry of nitrogen in the Atlantic and Pacific Oxygen Minimum Zones 

    Ryabenko, E., A. Kock, H. W. Bange, M. A. Altabet, et al. 2012. "Contrasting biogeochemistry of nitrogen in the Atlantic and Pacific Oxygen Minimum Zones." Biogeosciences 9(1): 203-215.
    We present new data for the stable isotope ratio of inorganic nitrogen species from the contrasting oxygen minimum zones (OMZs) of the Eastern Tropical North Atlantic, south of Cape Verde, and the Eastern Tropical South ...
  • Estimating mixed layer nitrate in the North Atlantic Ocean 

    Steinhoff, T., T. Friedrich, S. E. Hartman, A. Oschlies, et al. 2010. "Estimating mixed layer nitrate in the North Atlantic Ocean." Biogeosciences 7(3): 795-807.
    Here we present an equation for the estimation of nitrate in surface waters of the North Atlantic Ocean (40 degrees N to 52 degrees N, 10 degrees W to 60 degrees W). The equation was derived by multiple linear regression ...
  • Methodological Underestimation of Oceanic Nitrogen Fixation Rates 

    Mohr, Wiebke, Tobias Grosskopf, Douglas W. R. Wallace, and Julie LaRoche. 2010. "Methodological Underestimation of Oceanic Nitrogen Fixation Rates." Plos One 5(9): 12583-e12583.
    The two commonly applied methods to assess dinitrogen (N(2)) fixation rates are the (15)N(2)-tracer addition and the acetylene reduction assay (ARA). Discrepancies between the two methods as well as inconsistencies between ...
  • Effects of temperature and circulation on the population dynamics of Calanus finmarchicus in the Gulf of St. Lawrence and Scotian Shelf: Study with a coupled, three-dimensional hydrodynamic, stage-based life history model 

    Zakardjian, BA, JY Sheng, JA Runge, I. McLaren, et al. 2003. "Effects of temperature and circulation on the population dynamics of Calanus finmarchicus in the Gulf of St. Lawrence and Scotian Shelf: Study with a coupled, three-dimensional hydrodynamic, stage-based life history model." Journal of Geophysical Research-Oceans 108(C11): 8016-8016. DOI:10.1029/2002JC001410
    We developed a physical-biological model for the Gulf of St. Lawrence (GSL) and Scotian Shelf (SS) by coupling a stage-based life-history model of the planktonic copepod Calanus finmarchicus to a three-dimensional ocean ...
  • Mapping the relationship between northern hemisphere winter surface air temperature and the Madden-Julian oscillation 

    Zhou, Yang, K. R. Thompson, and Youyu Lu. 2011. "Mapping the relationship between northern hemisphere winter surface air temperature and the Madden-Julian oscillation." Monthly Weather Review 139(8): 2439-54. doi:10.1175/2011MWR3587.1
    A regression-based modeling approach is described for mapping the dependence of atmospheric state variables such as surface air temperature (SAT) on the Madden-Julian oscillation (MJO). For the special case of a linear ...
  • Prediction of surface currents and drifter trajectories on the inner Scotian Shelf 

    Thompson, KR, JY Sheng, PC Smith, and LZ Cong. 2003. "Prediction of surface currents and drifter trajectories on the inner Scotian Shelf." Journal of Geophysical Research-Oceans 108(C9): 3287-3287. DOI:10.1029/2001JC001119
    The predictive skill of a simple model of surface flow on the Scotian Shelf is assessed using oceanographic data collected in February 1996. The model is forced by wind stress, water density, and sea level along the open ...
  • Time-Averaged Forms of the Non-Linear Stress Law 

    WRIGHT, DG, and KR THOMPSON. 1983. "Time-Averaged Forms of the Non-Linear Stress Law." Journal of Physical Oceanography 13(2): 341-345. DOI: http://dx.doi.org/10.1175/1520-0485(1983)013<0341:TAFOTN>2.0.CO;2 © Copyright 1983 American Meteorological Society (AMS)
    No abstract available.
  • Assimilating long-term hydrographic information into an eddy-permitting model of the North Atlantic 

    Wright, D. G., K. R. Thompson, and Y. Lu. 2006. "Assimilating long-term hydrographic information into an eddy-permitting model of the North Atlantic." Journal of Geophysical Research 111(C9): 09022-C09022. DOI: 10.1029/2005JC003200
    No abstract available.
  • Surface heat flux, horizontal advection, and the seasonal evolution of water temperature on the Scotian Shelf 

    Umoh, JU, and K. R. Thompson. 1994. "Surface heat flux, horizontal advection, and the seasonal evolution of water temperature on the Scotian Shelf." Journal of Geophysical Research.C.Oceans 99(10): 20-20,416. DOI: 10.1029/94JC01620
    Seasonal temperature variations on the Scotian Shelf penetrate to a depth of about 75 m. The net surface heat flux (Q) can explain about 85% of the annual cycle in the rate of change of mean temperature over this depth ...
  • Tropical Pacific Ocean and the Madden-Julian Oscillation: Role of wind and buoyancy forcing 

    Zhang, Xu, Youyu Lu, Keith R. Thompson, Jing Jiang, et al. 2010. "Tropical Pacific Ocean and the Madden-Julian Oscillation: Role of wind and buoyancy forcing." Journal of Geophysical Research-Oceans 115: 05022-C05022. DOI:10.1029/2009JC005734
    A global ocean circulation model is used to examine the dynamical response of the tropical Pacific Ocean to forcing associated with the Madden-Julian Oscillation (MJO). Model sensitivity experiments first reveal that ...
  • Estimation of Low-Frequency Wind Stress Fluctuations Over the Open Ocean 

    THOMPSON, KR, RF MARSDEN, and DG WRIGHT. 1983. "Estimation of Low-Frequency Wind Stress Fluctuations Over the Open Ocean." Journal of Physical Oceanography 13(6): 1003-1011. © Copyright 1983 American Meteorological Society (AMS)
    No abstract available.
  • A model of the circulation on the outer Scotian shelf with open boundary conditions inferred by data assimilation 

    Thompson, K. R., and D. A. Griffin. 1998. "A model of the circulation on the outer Scotian shelf with open boundary conditions inferred by data assimilation." Journal of Geophysical Research 103: 30641-60. DOI:10.1029/98JC01765
    The circulation on Western Bank is described using data collected in spring 1991 and 1992 as part of an interdisciplinary study of the early life history of Atlantic cod (Gadus morhua). The mean circulation over the crest ...
  • Subtidal circulation on the Scotian Shelf: assessing the hindcast skill of a linear, barotropic model 

    Thompson, K. R., and Jinyu Sheng. 1997. "Subtidal circulation on the Scotian Shelf: assessing the hindcast skill of a linear, barotropic model." Journal of Geophysical Research 102: 24987-5003. DOI: 10.1029/97JC00368
    Currents measured during the winter of 1985-1986 by four moorings on the inner Scotian Shelf are used to assess the hindcast skill of a three-dimensional circulation model forced by local wind stress and coastal sea level. ...
  • Mean surface topography of the northwest Atlantic: Comparison of estimates based on satellite, terrestrial gravity, and oceanographic observations 

    Thompson, K. R., J. Huang, M. Veronneau, D. G. Wright, et al. 2009. "Mean surface topography of the northwest Atlantic: Comparison of estimates based on satellite, terrestrial gravity, and oceanographic observations." Journal of Geophysical Research - Part C - Oceans 114: 0701511. DOI:10.1029/2008JC004859
    The accuracy of a new mean sea surface topography (MSST) of the northwest Atlantic is assessed. The MSST is estimated from 12 years of altimeter observations referenced with respect to a new regional geoid based on a blend ...

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