Boundary layer processes in climate
Approaches to the parametrization of the boundary layer
Boundary layer, clouds and convection
Feedback and Sensitivity in Climate Alain Lahellec
June 17, 2009
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Boundary layer processes in climate
Approaches to the parametrization of the boundary layer
Boundary layer, clouds and convection
Outline 1
Boundary layer processes in climate Boundary layer as a boundary condition Boundary layer and clouds Boundary layer in the "Earth Systemp"
2
Approaches to the parametrization of the boundary layer Scale decomposition Diffusive approaches and their limitations Alternatives to diffusive approaches
3
Boundary layer, clouds and convection Could schemes in climate models Cumulus clouds and mass flux parametrisations Boundary layer and deep convection
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Boundary layer processes in climate
Approaches to the parametrization of the boundary layer
Boundary layer, clouds and convection
Outline 1
Boundary layer processes in climate Boundary layer as a boundary condition Boundary layer and clouds Boundary layer in the "Earth Systemp"
2
Approaches to the parametrization of the boundary layer Scale decomposition Diffusive approaches and their limitations Alternatives to diffusive approaches
3
Boundary layer, clouds and convection Could schemes in climate models Cumulus clouds and mass flux parametrisations Boundary layer and deep convection
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0.3
0.2
0.25
0.1
0.15
-0.05 -0.1 -0.15 -0.2
-0.3
-0.25
-0.4
-0.35
-0.45 -3
-2.5
-2
Tau prec 3m.
-0.5 log(t y), f(x)=365*10x
0
0.5
Oc Bk
1
1.5
2
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Figure: ClimSI WV feedback model responses.
ClimSI : Comparaison entre Reponses efficaces
Tau 28j.
-1.5
-1
0.05 -0.013804*(exp(-9.75776E-02*f(x))-1)-0.641613*(exp(-1.22354E-03*f(x))-1)-5.348124E-03*(exp(-0.1188725*f(x))-1)+0.4444444*(exp(-1.1813E-02*f(x))-1) "/data/al1/Pablo/cyclsta/sigma.datacysta" u (log10($1/365)):58 "/data/al1/Pablo/ocblok/sigma.data" u (log10($1/365)):58 0 "sigma.data" u (log10($1/365)):58 Rep Eff
Boundary layer, clouds and convection Approaches to the parametrization of the boundary layer Boundary layer processes in climate
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Boundary layer processes in climate
Approaches to the parametrization of the boundary layer
Boundary layer, clouds and convection
Outline 1
Boundary layer processes in climate Boundary layer as a boundary condition Boundary layer and clouds Boundary layer in the "Earth Systemp"
2
Approaches to the parametrization of the boundary layer Scale decomposition Diffusive approaches and their limitations Alternatives to diffusive approaches
3
Boundary layer, clouds and convection Could schemes in climate models Cumulus clouds and mass flux parametrisations Boundary layer and deep convection
university-logo
Boundary layer processes in climate
Approaches to the parametrization of the boundary layer
Boundary layer, clouds and convection
Outline 1
Boundary layer processes in climate Boundary layer as a boundary condition Boundary layer and clouds Boundary layer in the "Earth Systemp"
2
Approaches to the parametrization of the boundary layer Scale decomposition Diffusive approaches and their limitations Alternatives to diffusive approaches
3
Boundary layer, clouds and convection Could schemes in climate models Cumulus clouds and mass flux parametrisations Boundary layer and deep convection
university-logo
Boundary layer processes in climate
Approaches to the parametrization of the boundary layer
Boundary layer, clouds and convection
Outline 1
Boundary layer processes in climate Boundary layer as a boundary condition Boundary layer and clouds Boundary layer in the "Earth Systemp"
2
Approaches to the parametrization of the boundary layer Scale decomposition Diffusive approaches and their limitations Alternatives to diffusive approaches
3
Boundary layer, clouds and convection Could schemes in climate models Cumulus clouds and mass flux parametrisations Boundary layer and deep convection
university-logo
Boundary layer processes in climate
Approaches to the parametrization of the boundary layer
Boundary layer, clouds and convection
Outline 1
Boundary layer processes in climate Boundary layer as a boundary condition Boundary layer and clouds Boundary layer in the "Earth Systemp"
2
Approaches to the parametrization of the boundary layer Scale decomposition Diffusive approaches and their limitations Alternatives to diffusive approaches
3
Boundary layer, clouds and convection Could schemes in climate models Cumulus clouds and mass flux parametrisations Boundary layer and deep convection
university-logo
Boundary layer processes in climate
Approaches to the parametrization of the boundary layer
Boundary layer, clouds and convection
Outline 1
Boundary layer processes in climate Boundary layer as a boundary condition Boundary layer and clouds Boundary layer in the "Earth Systemp"
2
Approaches to the parametrization of the boundary layer Scale decomposition Diffusive approaches and their limitations Alternatives to diffusive approaches
3
Boundary layer, clouds and convection Could schemes in climate models Cumulus clouds and mass flux parametrisations Boundary layer and deep convection
university-logo
Boundary layer processes in climate
Approaches to the parametrization of the boundary layer
Boundary layer, clouds and convection
Outline 1
Boundary layer processes in climate Boundary layer as a boundary condition Boundary layer and clouds Boundary layer in the "Earth Systemp"
2
Approaches to the parametrization of the boundary layer Scale decomposition Diffusive approaches and their limitations Alternatives to diffusive approaches
3
Boundary layer, clouds and convection Could schemes in climate models Cumulus clouds and mass flux parametrisations Boundary layer and deep convection
university-logo
Boundary layer processes in climate
Approaches to the parametrization of the boundary layer
Boundary layer, clouds and convection
Outline 1
Boundary layer processes in climate Boundary layer as a boundary condition Boundary layer and clouds Boundary layer in the "Earth Systemp"
2
Approaches to the parametrization of the boundary layer Scale decomposition Diffusive approaches and their limitations Alternatives to diffusive approaches
3
Boundary layer, clouds and convection Could schemes in climate models Cumulus clouds and mass flux parametrisations Boundary layer and deep convection
university-logo
Boundary layer processes in climate
Approaches to the parametrization of the boundary layer
Boundary layer, clouds and convection
Outline 1
Boundary layer processes in climate Boundary layer as a boundary condition Boundary layer and clouds Boundary layer in the "Earth Systemp"
2
Approaches to the parametrization of the boundary layer Scale decomposition Diffusive approaches and their limitations Alternatives to diffusive approaches
3
Boundary layer, clouds and convection Could schemes in climate models Cumulus clouds and mass flux parametrisations Boundary layer and deep convection
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