Symmetric Equations on the Surface of a Sphere

The following model information relates to the paper "Symmetric Equations on the Surface of a Sphere" by Gary L. Russell, David H. Rind, and Jeffrey Jonas, submitted. All links are to PDF documents, except for the Fortran source code.

Fortran source code for model IB: Solid Body Rotation Rossby-Haurwitz Wave 3 Earth bottom topography
Equivalences: ∇h ∇·D ∇²h ∇×D Advection Vorticity
Notes: Expanded Table 1 Edge Advection Vorticity Vector Invariant 3 vs 2 components RHn

Fast Atmosphere-Ocean Model: CO2 Experiments

In the Fast version of the model, FAOM, the ocean depth is limited to 100 m which reduces the ocean heat transport to 30%, but allows the model to reach full equilibrium in less than 100 simulated years.

Description of Condensation Routines

Line Graphs as Function of Time

Surface Air Temperature (°C) Planetary Albedo (%) Total Cloud Cover (%)
Precipitation (mm/day) Outward Thermal Rad. of Planet (W/m²) High Cloud Cover (%)
Water Vapor Mass (kg/m²) Thermal Rad. Greenhouse Effect (W/m²) Low Cloud Cover (%)
Sea Ice Cover (%) of Ocean Cloud Optical Depth Cloud Top Pressure (mb)
Heat Flux into Ocean (W/m²)

Line Graphs as Function of Latitude

Surface Air Temperature (°C) Planetary Albedo (%) Total Cloud Cover (%)
Precipitation (mm/day) Outward Thermal Rad. of Planet (W/m²) High Cloud Cover (%)
Water Vapor Mass (kg/m²) Thermal Rad. Greenhouse Effect (W/m²) Low Cloud Cover (%)
Sea Ice Cover (%) of Ocean Cloud Optical Depth Cloud Top Pressure (mb)
Static Energy Convergence by Dynamics (W/m²) Static Energy Convergence by Condensation (W/m²)
Static Energy Convergence by Radiation (W/m²) Static Energy Convergence by Surface Interaction (W/m²)
Static Energy Convergence by Dry Convection (W/m²)

Line Graphs as Function of Pressure

Temperature (°C) Specific Humidity (g/kg) Relative Humidity (%) Temperature Lapse Rate (°C/km)

Contact

Please address questions about the AOM website to Dr. Gary Russell.