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\subsubsection{Introduction} |
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This package provides a simple land model |
This package provides a simple land model |
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based on Rong Zhang [e-mail:roz@gfdl.noaa.gov] 2 layers model |
based on Rong Zhang [e-mail:roz@gfdl.noaa.gov] 2 layers model |
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(see documentation below). |
(see documentation below). |
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% \baselineskip19pt |
% \baselineskip19pt |
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\subsubsection{Equations and Key Parameters} |
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This is a simple 2-layer land model. The top layer depth $z1=0.1m$, the |
This is a simple 2-layer land model. The top layer depth $z1=0.1m$, the |
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second layer depth $z2=4m$. |
second layer depth $z2=4m$. |
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The time step is 1 hour, it takes several years to reach equalibrium offline. |
The time step is 1 hour, it takes several years to reach equalibrium offline. |
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\begin{center} |
\subsubsection{Land diagnostics} |
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\bigskip |
\label{sec:pkg:land:diagnostics} |
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\end{center} |
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\begin{verbatim} |
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------------------------------------------------------------------------ |
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<-Name->|Levs|<-parsing code->|<-- Units -->|<- Tile (max=80c) |
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------------------------------------------------------------------------ |
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GrdSurfT| 1 |SM Lg |degC |Surface Temperature over land |
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GrdTemp | 2 |SM MG |degC |Ground Temperature at each level |
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GrdEnth | 2 |SM MG |J/m3 |Ground Enthalpy at each level |
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GrdWater| 2 |SM P MG |0-1 |Ground Water (vs Field Capacity) Fraction at each level |
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LdSnowH | 1 |SM P Lg |m |Snow Thickness over land |
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LdSnwAge| 1 |SM P Lg |s |Snow Age over land |
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RUNOFF | 1 |SM L1 |m/s |Run-Off per surface unit |
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EnRunOff| 1 |SM L1 |W/m^2 |Energy flux associated with run-Off |
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landHFlx| 1 |SM Lg |W/m^2 |net surface downward Heat flux over land |
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landPmE | 1 |SM Lg |kg/m^2/s |Precipitation minus Evaporation over land |
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ldEnFxPr| 1 |SM Lg |W/m^2 |Energy flux (over land) associated with Precip (snow,rain) |
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\end{verbatim} |
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\textbf{References} |
\subsubsection{References} |
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Hansen J. et al. Efficient three-dimensional global models for climate |
Hansen J. et al. Efficient three-dimensional global models for climate |
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studies: models I and II. \emph{Monthly Weather Review}, vol.111, no.4, pp. |
studies: models I and II. \emph{Monthly Weather Review}, vol.111, no.4, pp. |