/[MITgcm]/manual/s_examples/global_oce_biogeo/biogeochem.tex
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revision 1.1 by edhill, Mon Aug 1 23:53:01 2005 UTC revision 1.2 by edhill, Tue Aug 2 14:27:25 2005 UTC
# Line 9  Line 9 
9  This model overlays the dissolved inorganic carbon biogeochemistry  This model overlays the dissolved inorganic carbon biogeochemistry
10  model (the ``dic'' package) over a 2.8$^o$ global physical model. The  model (the ``dic'' package) over a 2.8$^o$ global physical model. The
11  physical model has 15 levels, and is forced with a climatological  physical model has 15 levels, and is forced with a climatological
12  annual cycle of surface wind stresses [Trenberth \textit{et al.},  annual cycle of surface wind stresses \cite{Trenberth_etal_89},
13  1989], surface heat and freshwater fluxes [Jiang \textit{et al.},  surface heat and freshwater fluxes \citre{jiang99} with additional
14  1999] with additional relaxation toward climatological sea surface  relaxation toward climatological sea surface temperature and salinity
15  temperature and salinity [Levitus and Boyer, 1994; Levitus \textit{et  \cite{lev:94a,Levitus94}.  It uses the Gent and and McWilliams
16    al.}, 1994].  It uses the Gent and and McWilliams [1990] eddy  \cite{gen-mcw:90} eddy parameterization scheme, has an implicit
17  parameterization scheme, has an implicit free-surface, implicit  free-surface, implicit vertical diffusion and uses the convective
18  vertical diffusion and uses the convective adjustment scheme.  adjustment scheme.
19    
20  The biogeochemical model considers the coupled cycles of carbon,  The biogeochemical model considers the coupled cycles of carbon,
21  oxygen, phosphorus and alkalinity.  A simplified parameterization of  oxygen, phosphorus and alkalinity.  A simplified parameterization of
# Line 28  exported as particulate to depth [Yamana Line 28  exported as particulate to depth [Yamana
28  is remineralized according to the empirical power law relationship  is remineralized according to the empirical power law relationship
29  determined by Martin et al [1987].  The fate of carbon is linked to  determined by Martin et al [1987].  The fate of carbon is linked to
30  that of phosphorus by the Redfield ratio. Carbonate chemistry is  that of phosphorus by the Redfield ratio. Carbonate chemistry is
31  explicitly solved [Follows {\it et al.}, 2005] and the air-sea  explicitly solved \cite{Follows_etal_05} and the air-sea exchange of
32  exchange of CO$_2$ is parameterized with a uniform gas transfer  CO$_2$ is parameterized with a uniform gas transfer coefficient
33  coefficient following Wanninkhof [1992]. Oxygen is also linked to  following \cite{Wanninkhof_92}. Oxygen is also linked to phosphorus by
34  phosphorus by the Redfield ratio, and oxygen air-sea exchange also  the Redfield ratio, and oxygen air-sea exchange also follows
35  follows Wanninkhof [1992].  For more details see Dutkiewicz {\it et  \cite{Wanninkhof_92}.  For more details see \cite{Dutkiewicz_etal_05}.
   al.}, 2005.  
36    
37  The example setup described here shows the physical model after 5900  The example setup described here shows the physical model after 5900
38  years of spin-up and the biogeochemistry after 2900 years of spin-up.  years of spin-up and the biogeochemistry after 2900 years of spin-up.
# Line 108  where: Line 107  where:
107  \end{itemize}  \end{itemize}
108    
109  These terms (for the first four tracers) are described more in  These terms (for the first four tracers) are described more in
110  Dutkiewicz {\it et al.} (2005) and by McKinley {\it et al.} (2004) for  \cite{Dutkiewicz_etal_05} and by \cite{McKinley_etal_04} for the terms
111  the terms relating to oxygen.  relating to oxygen.
112    
113    
114  \subsection{Code configuration}  \subsection{Code configuration}

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