Meridional and Cross‐Shelf Variability of N 2 O and CH 4 in the Eastern‐South Atlantic

Upward transport and/or mixing of trace gas-enriched subsurface waters fosters the exchange of nitrous oxide (N 2 O) and methane (CH 4 ) with the atmosphere in the Eastern-South Atlantic (ESA). To date

[1]  Samuel T. Wilson,et al.  Ideas and perspectives: A strategic assessment of methane and nitrous oxide measurements in the marine environment , 2020, Biogeosciences.

[2]  F. Keppler,et al.  Methane production by three widespread marine phytoplankton species: release rates, precursor compounds, and potential relevance for the environment , 2019, Biogeosciences.

[3]  Thomas S. Weber,et al.  Global ocean methane emissions dominated by shallow coastal waters , 2019, Nature Communications.

[4]  M. Heimann,et al.  Air–sea fluxes of greenhouse gases and oxygen in the northern Benguela Current region during upwelling events , 2019, Biogeosciences.

[5]  M. Böttinger,et al.  The tropical-subtropical coupling in the Southeast Atlantic from the perspective of the northern Benguela upwelling system , 2019, PloS one.

[6]  O. Schmale,et al.  Controls on zooplankton methane production in the central Baltic Sea , 2018, Biogeosciences.

[7]  M. Ostrowski,et al.  Eastern Boundary Circulation and Hydrography Off Angola: Building Angolan Oceanographic Capacities , 2018, Bulletin of the American Meteorological Society.

[8]  Samuel T. Wilson,et al.  Supplementary material to "An intercomparison of oceanic methane and nitrous oxide measurements" , 2018 .

[9]  O. Schmale,et al.  The contribution of zooplankton to methane supersaturation in the oxygenated upper waters of the central Baltic Sea , 2018 .

[10]  A. Bakun.  Climate change and ocean deoxygenation within intensified surface-driven upwelling circulations , 2017, Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences.

[11]  A. Flohr.  Carbon Pumps in the Benguela Current upwelling system , 2015 .

[12]  C. Nevison,et al.  N2O production in the eastern South Atlantic: Analysis of N2O stable isotopic and concentration data , 2014 .

[13]  A. Eggert,et al.  Cross shelf hydrographic and hydrochemical conditions and their short term variability at the northern Benguela during a normal upwelling season , 2014 .

[14]  R. Rykaczewski,et al.  Climate change and wind intensification in coastal upwelling ecosystems , 2014, Science.

[15]  Rik Wanninkhof,et al.  Relationship between wind speed and gas exchange over the ocean revisited , 2014 .

[16]  A. Körtzinger,et al.  A new method for continuous measurements of oceanic and atmospheric N 2 O, CO and CO 2 : performance of off-axis integrated cavity output spectroscopy (OA-ICOS) coupled to non-dispersive infrared detection (NDIR) , 2013 .

[17]  D. Hutchins,et al.  Microbial biogeochemistry of coastal upwelling regimes in a changing ocean , 2013 .

[18]  V. Garçon,et al.  Coupled physical/biogeochemical modeling including O 2 -dependent processes in the Eastern Boundary Upwelling Systems: application in the Benguela , 2012 .

[19]  M. Könneke,et al.  Production of oceanic nitrous oxide by ammonia-oxidizing archaea , 2012 .

[20]  M. McIlvin,et al.  Isotopic Signature of N2O Produced by Marine Ammonia-Oxidizing Archaea , 2011, Science.

[21]  Jens Schneider von Deimling,et al.  A new method for continuous measurement of methane and carbon dioxide in surface waters using off‐axis integrated cavity output spectroscopy (ICOS): An example from the Baltic Sea , 2011 .

[22]  A. Körtzinger,et al.  Toward continuous monitoring of seawater 13CO2/12CO2 isotope ratio and pCO2: Performance of cavity ringdown spectroscopy and gas matrix effects , 2010 .

[23]  O. Pizarro,et al.  Nitrous oxide fluxes in the central and eastern South Pacific , 2010 .

[24]  M. Scranton,et al.  Marine hypoxia/anoxia as a source of CH4 and N2O. , 2010 .

[25]  O. Schmale,et al.  Distribution of methane in the water column of the Baltic Sea , 2010 .

[26]  Scarla J. Weeks,et al.  Greenhouse gas, upwelling‐favorable winds, and the future of coastal ocean upwelling ecosystems , 2010 .

[27]  V. Brüchert,et al.  Hydrogen sulphide and methane emissions on the central Namibian shelf , 2009 .

[28]  M. Ostrowski,et al.  The Benguela Current: An ecosystem of four components , 2009 .

[29]  K. Knittel,et al.  Anaerobic oxidation of methane: progress with an unknown process. , 2009, Annual review of microbiology.

[30]  C. Sweeney,et al.  Advances in quantifying air-sea gas exchange and environmental forcing. , 2009, Annual review of marine science.

[31]  P. Monteiro,et al.  Interannual hypoxia variability in a coastal upwelling system: Ocean–shelf exchange, climate and ecosystem-state implications , 2008 .

[32]  A. Tsuda,et al.  Carbon isotopic characterization for the origin of excess methane in subsurface seawater , 2008 .

[33]  A. V. D. Plas,et al.  The seasonal variability of the northern Benguela undercurrent and its relation to the oxygen budget on the shelf , 2008 .

[34]  J. S. Sinninghe Damsté,et al.  Aging of marine organic matter during cross‐shelf lateral transport in the Benguela upwelling system revealed by compound‐specific radiocarbon dating , 2007 .

[35]  L. Stein,et al.  Role of nitrite reductase in the ammonia-oxidizing pathway of Nitrosomonas europaea , 2007, Archives of Microbiology.

[36]  W. Reeburgh.  Oceanic methane biogeochemistry. , 2007, Chemical reviews.

[37]  A. van der Plas,et al.  Cross-shelf biogeochemical characteristics of sediments in the central Benguela and their relationship to overlying water column hypoxia , 2007 .

[38]  D. Wallace,et al.  Nitrous oxide in the North Atlantic Ocean , 2006 .

[39]  V. Mohrholz,et al.  Variability of natural hypoxia and methane in a coastal upwelling system: Oceanic physics or shelf biology? , 2006 .

[40]  D. Wallace,et al.  Nitrous oxide in the surface layer of the tropical North Atlantic Ocean along a west to east transect , 2004 .

[41]  R. Weiss,et al.  Quantifying the nitrous oxide source from coastal upwelling , 2004 .

[42]  R. Weiss,et al.  Coastal upwelling air‐sea fluxes revealed in atmospheric observations of O2/N2, CO2 and N2O , 2003 .

[43]  Manish Gupta,et al.  Sensitive absorption measurements in the near-infrared region using off-axis integrated cavity output spectroscopy , 2002, SPIE Optics + Photonics.

[44]  M. Andreae,et al.  Nitrous oxide emissions from the Arabian Sea: A synthesis , 2001 .

[45]  M. Schmidt,et al.  The hydrography and dynamics of the Angola-Benguela Frontal Zone and environment in April 1999 : BENEFIT Marine Science , 2001 .

[46]  Olaf Pfannkuche,et al.  A marine microbial consortium apparently mediating anaerobic oxidation of methane , 2000, Nature.

[47]  B. Popp,et al.  Methane production, consumption, and air‐sea exchange in the open ocean: An Evaluation based on carbon isotopic ratios , 2000 .

[48]  James E. Johnson.  Evaluation of a seawater equilibrator for shipboard analysis of dissolved oceanic trace gases , 1999 .

[49]  R. Keir,et al.  Methane in the northern Atlantic controlled by microbial oxidation and atmospheric history , 1999 .

[50]  Manfred Ehrhardt,et al.  Methods of seawater analysis , 1999 .

[51]  W. Zumft.  Cell biology and molecular basis of denitrification. , 1997, Microbiology and molecular biology reviews : MMBR.

[52]  D. Romanini,et al.  CW cavity ring down spectroscopy , 1997 .

[53]  J. Duinker,et al.  At-sea intercomparison of two newly designed underway pCO2 systems — encouraging results , 1996 .

[54]  T. Bates,et al.  A reevaluation of the open ocean source of methane to the atmosphere , 1996 .

[55]  J. Middelburg,et al.  Organic matter mineralization in intertidal sediments along an estuarine gradient , 1996 .

[56]  R. Weiss,et al.  Global oceanic emissions of nitrous oxide , 1995 .

[57]  R. Dingle,et al.  Sea-bottom temperature, salinity and dissolved oxygen on the continental margin off south-western Africa , 1993 .

[58]  J. Duinker,et al.  CO2 partial pressure in Northeast Atlantic and adjacent shelf waters : processes and seasonal variability , 1992 .

[59]  C. Oudot,et al.  Nitrous oxide production in the tropical Atlantic Ocean , 1990 .

[60]  W. Large,et al.  Sensible and Latent Heat Flux Measurements over the Ocean , 1982 .

[61]  R. Weiss,et al.  Nitrous oxide solubility in water and seawater , 1980 .

[62]  R. Oremland.  Methanogenic activity in plankton samples and fish intestines A mechanism for in situ methanogenesis in oceanic surface waters , 1979 .

[63]  Norman L. Guinasso,et al.  Equilibrium Solubilities of Methane, Carbon Monoxide, and Hydrogen in Water and Sea Water, , 1979 .

[64]  W. A. Kaplan,et al.  Aquatic sources and sinks for nitrous oxide , 1978, Nature.

[65]  M. Scranton,et al.  Methane production in the waters off Walvis Bay , 1977 .

[66]  G. A. Ritchie,et al.  Identification of the sources of nitrous oxide produced by oxidative and reductive processes in Nitrosomonas europaea. , 1972, The Biochemical journal.

[67]  T. Fischer,et al.  Nitrous oxide during the onset of the Atlantic cold tongue , 2017 .

[68]  B. Delille,et al.  Air-Sea Interactions of Natural Long-Lived Greenhouse Gases ( CO 2 , N 2 O , CH 4 ) in a Changing Climate 3 , 2013 .

[69]  Corinne Le Quéré,et al.  Climate Change 2013: The Physical Science Basis , 2013 .

[70]  Masson-Delmotte,et al.  The Physical Science Basis , 2007 .

[71]  Ali Nejidat,et al.  Nitrosomonas europaea , 2003 .

[72]  M. Schmidt,et al.  The hydrography and dynamics of the Angola- Benguela Frontal Zone and environment in April 1999 , 2001 .

[73]  S. E. Calvert,et al.  Geochemistry of Namibian Shelf Sediments , 1983 .