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Browsing Marine Chemistry and Geochemistry (MC&G) by Title

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Browsing Marine Chemistry and Geochemistry (MC&G) by Title

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  • Stanley, Rachel H. R.; Doney, Scott C.; Jenkins, William J.; Lott, Dempsey E. (Copernicus Publications on behalf of the European Geosciences Union., 2012-06-04)
    We present three years of Apparent Oxygen Utilization Rates (AOUR) estimated from oxygen and tracer data collected over the ocean thermocline at monthly resolution between 2003 and 2006 at the Bermuda Atlantic Time-series ...
  • Green, Sarah A. (Massachusetts Institute of Technology and Woods Hole Oceanographic Institution, 1992-02)
    The work presented in this thesis consists of three parts. The first is a photophysical study of the mechanism of fluorescence quenching by stable nitroxyl radicals, which are becoming an important analytical tool for ...
  • Bacon, Michael P. (Woods Hole Oceanographic Institution, 1976-02)
    The distribution of Pb-210 and Po-210 in dissolved (<O.4 micron) and particulate (>0.4 micron) phases has been measured at ten stations in the tropical and eastern North Atlantic and at two stations in the Pacific. Both ...
  • Hammerschmidt, Chad R.; Lamborg, Carl H.; Fitzgerald, William F. (2006-10-17)
    The source of monomethylmercury (MMHg) in wet deposition is unknown. Volatilization of gaseous MMHg, evasion and demethylation of dimethylmercury, and methylation of Hg0 have been either proposed or tested unsuccessfully ...
  • Naqvi, S. W. A.; Moffett, James W.; Gauns, M. U.; Narvekar, P. V.; Pratihary, A. K.; Naik, H.; Shenoy, D. M.; Jayakumar, D. A.; Goepfert, Tyler J.; Patra, Prabir K.; Al-Azri, Adnan; Ahmed, S. I. (Copernicus Publications on behalf of the European Geosciences Union, 2010-07-05)
    Extensive observations were made during the late Southwest Monsoon of 2004 over the Indian and Omani shelves, and along a transect that extended from the southern coast of Oman to the central west coast of India, tracking ...
  • Wuchter, Cornelia; Abbas, Ben; Coolen, Marco J. L.; Herfort, Lydie; van Bleijswijk, Judith; Timmers, Peer; Strous, Marc; Teira, Eva; Herndl, Gerhard J.; Middelburg, Jack J.; Schouten, Stefan; Sinninghe Damste, Jaap S. (2006-01-30)
    Marine Crenarchaeota are the most abundant single group of prokaryotes in the ocean but their physiology and role in marine biogeochemical cycles are unknown. Recently, a member of this clade was isolated from a sea aquarium ...
  • Mopper, Kenneth (Massachusetts Institute of Technology and Woods Hole Oceanographic Institution, 1973-06)
    The goal of this thesis is to examine the distribution and diagenesis of carbohydrates in aquatic environments. The following questions are studied: what is the carbohydrate composition of sediment in different environments ...
  • Friedrichs, Marjorie A. M.; Carr, Mary-Elena; Barber, Richard T.; Scardi, Michele; Antoine, David; Armstrong, Robert A.; Asanuma, Ichio; Behrenfeld, Michael J.; Buitenhuis, Erik T.; Chai, Fei; Christian, James R.; Ciotti, Aurea M.; Doney, Scott C.; Dowell, Mark; Dunne, John P.; Gentili, Bernard; Gregg, Watson; Hoepffner, Nicolas; Ishizaka, Joji; Kameda, Takahiko; Lima, Ivan D.; Marra, John; Melin, Frederic; Moore, J. Keith; Morel, Andre; O'Malley, Robert T.; O'Reilly, Jay; Saba, Vincent S.; Schmeltz, Marjorie; Smyth, Tim J.; Tjiputra, Jerry; Waters, Kirk; Westberry, Toby K.; Winguth, Arne (2008-03)
    Depth-integrated primary productivity (PP) estimates obtained from satellite ocean color based models (SatPPMs) and those generated from biogeochemical ocean general circulation models (BOGCMs) represent a key resource ...
  • Dulaiova, Henrieta; Burnett, William C.; Chanton, Jeffrey P.; Moore, Willard S.; Bokuniewicz, H. J.; Charette, Matthew A.; Sholkovitz, Edward R. (2006-05-21)
    A field experiment to compare methods of assessing submarine groundwater discharge (SGD) was held on Shelter Island, NY, in May 2002. We evaluated the use of radon, radium isotopes, and methane to assess SGD rates and ...
  • Buesseler, Ken O.; Benitez-Nelson, Claudia R.; Burd, Adrian B.; Charette, Matthew A.; Cochran, J. Kirk; Coppola, L.; Fisher, Nicholas S.; Fowler, S. W.; Gardner, Wilford D.; Guo, L. D.; Gustafsson, Orjan; Lamborg, Carl H.; Masque, Pere; Miquel, J. C.; Passow, U.; Santschi, P. H.; Savoye, Nicolas; Stewart, G.; Trull, Thomas W. (2005-06-18)
    Thorium-234 is increasingly used as a tracer of ocean particle flux, primarily as a means to estimate particulate organic carbon export from the surface ocean. This requires determination of both the 234Th activity ...
  • Friedrichs, Marjorie A. M.; Dusenberry, Jeffrey A.; Anderson, Laurence A.; Armstrong, Robert A.; Chai, Fei; Christian, James R.; Doney, Scott C.; Dunne, John P.; Fujii, Masahiko; Hood, Raleigh; McGillicuddy, Dennis J.; Moore, J. Keith; Schartau, Markus; Spitz, Yvette H.; Wiggert, Jerry D. (American Geophysical Union, 2007-08-02)
    Application of biogeochemical models to the study of marine ecosystems is pervasive, yet objective quantification of these models' performance is rare. Here, 12 lower trophic level models of varying complexity are objectively ...
  • 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, J.; 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 ...
  • Buesseler, Ken O.; Antia, Avan N.; Chen, Min; Fowler, Scott W.; Gardner, Wilford D.; Gustafsson, Orjan; Harada, Koh; Michaels, Anthony F.; Rutgers van der Loeff, Michiel M.; Sarin, Manmohan M.; Steinberg, Deborah K.; Trull, Thomas W. (Sears Foundation for Marine Research, 2007-05)
    This review provides an assessment of sediment trap accuracy issues by gathering data to address trap hydrodynamics, the problem of zooplankton "swimmers," and the solubilization of material after collection. For each ...
  • Schmitz, Birger; Harper, David A. T.; Peucker-Ehrenbrink, Bernhard; Stouge, Svend; Alwmark, Carl; Cronholm, Anders; Bergstrom, Stig M.; Tassinari, Mario; Xiaofeng, Wang (2007-09-26)
    The rise and diversification of shelled invertebrate life in the early Phanerozoic took place in two major steps. During the Cambrian Explosion at ca. 540 Ma a large number of new phyla appeared over a short time interval. ...
  • Keppel-Aleks, Gretchen; Randerson, James T.; Lindsay, Keith; Stephens, Britton B.; Moore, J. Keith; Doney, Scott C.; Thornton, Peter E.; Mahowald, Natalie M.; Hoffman, Forrest M.; Sweeney, Colm; Tans, Pieter P.; Wennberg, Paul O.; Wofsy, Steven C. (American Meteorological Society, 2013-07-01)
    Changes in atmospheric CO2 variability during the twenty-first century may provide insight about ecosystem responses to climate change and have implications for the design of carbon monitoring programs. This paper describes ...
  • Kolker, Allan; Engle, Mark A.; Peucker-Ehrenbrink, Bernhard; Geboy, Nicholas J.; Krabbenhoft, David P.; Bothner, Michael H.; Tate, Michael T. (Elsevier B.V., 2013-08-29)
    Intensive sampling of ambient atmospheric fine particulate matter was conducted at Woods Hole, Massachusetts over a four-month period from 3 April to 29 July, 2008, in conjunction with year-long deployment of the USGS ...
  • Robbins, L. J.; Lalonde, S. V.; Saito, Mak A.; Planavsky, N. J.; Mloszewska, A. M.; Pecoits, E.; Scott, C.; Dupont, C. L.; Kappler, A.; Konhauser, K. O. (2012-12)
    Here we explore enrichments in paleomarine Zn as recorded by authigenic iron oxides including Precambrian iron formations, ironstones and Phanerozoic hydrothermal exhalites. This compilation of new and literature-based ...
  • Boiteau, Rene; Greaves, Mervyn; Elderfield, Henry (American Geophysical Union, 2012-09-08)
    The rate of uranium accumulation in oceanic sediments from seawater is controlled by bottom water oxygen concentrations and organic carbon fluxes—two parameters that are linked to deep ocean storage of CO2. To investigate ...
  • Estapa, Margaret L.; Buesseler, Ken O.; Boss, Emmanuel S.; Gerbi, Gregory P. (Copernicus Publications on behalf of the European Geosciences Union, 2013-08-16)
    Observational gaps limit our understanding of particle flux attenuation through the upper mesopelagic because available measurements (sediment traps and radiochemical tracers) have limited temporal resolution, are ...
  • Sayles, Fred L.; Eck, Calvert F. (2009-04-13)
    The design and testing of a robotic analyzer for autonomous TCO2 measurement from oceanographic moorings is described. The analyzer employs a conductimetric method of TCO2 measurement wherein CO2 from an acidified sample ...

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