Model Decisions in SUMMA
TODO: Add information and background (including references) for all the available model decisions.
Information about the selection of specific model decisions is provided to SUMMA via the model decisions file.
3. soilCatTbl
Soil-category dataset
Option | Description |
---|---|
STAS | TODO: Describe STAS Reference |
STAS-RUC | TODO: Describe STAS-RUC Reference |
ROSETTA | TODO: Describe ROSETTA Reference |
4. vegeParTbl
Vegetation category dataset
Option | Description |
---|---|
USGS | TODO: Describe USGS Reference |
MODIFIED_IGBP_MODIS_NOAH | TODO: Describe MODIFIED_IGBP_MODIS_NOAH Reference |
plumberCABLE | TODO: Describe plumberCABLE Reference |
plumberCHTESSEL | TODO: Describe plumberCHTESSEL Reference |
plumberSUMMA | TODO: Describe plumberSUMMA Reference |
5. soilStress
Function for the soil moisture control on stomatal resistance
Option | Description |
---|---|
NoahType | Soil stress is a thresholded linear function of volumetric liquid water content Reference |
CLM_Type | Soil stress is a thresholded linear function of matric head CLM, 2010 |
SiB_Type | Soil stress is an exponential of the log of matric head Reference |
6. stomResist
Function for stomatal resistance
Option | Description |
---|---|
BallBerry | TODO: Describe BallBerry Reference |
Jarvis | TODO: Describe Jarvis Reference |
simpleResistance | TODO: Describe simpleResistance Reference |
BallBerryFlex | TODO: Describe BallBerryFlex Reference |
BallBerryTest | TODO: Describe BallBerryTest Reference |
7. bbTempFunc
Ball-Berry: leaf temperature controls on photosynthesis + stomatal resistance
Option | Description |
---|---|
q10Func | TODO: Describe q10Func Reference |
Arrhenius | TODO: Describe Arrhenius Reference |
8. bbHumdFunc
Ball-Berry: humidity controls on stomatal resistance
Option | Description |
---|---|
humidLeafSurface | TODO: Describe humidLeafSurface Reference |
scaledHyperbolic | TODO: Describe scaledHyperbolic Reference |
9. bbElecFunc
Ball-Berry: dependence of photosynthesis on PAR
Option | Description |
---|---|
linear | TODO: Describe linear Reference |
linearJmax | TODO: Describe linearJmax Reference |
quadraticJmax | TODO: Describe quadraticJmax Reference |
10. bbCO2point
Ball-Berry: use of CO2 compensation point to calculate stomatal resistance
Option | Description |
---|---|
origBWB | TODO: Describe origBWB Reference |
Leuning | TODO: Describe Leuning Reference |
11. bbNumerics
Ball-Berry: iterative numerical solution method
Option | Description |
---|---|
NoahMPsolution | TODO: Describe NoahMPsolution Reference |
newtonRaphson | TODO: Describe newtonRaphson Reference |
12. bbAssimFnc
Ball-Berry: controls on carbon assimilation
Option | Description |
---|---|
colimitation | TODO: Describe colimitation Reference |
minFunc | TODO: Describe minFunc Reference |
13. bbCanIntg8
Ball-Berry: scaling of photosynthesis from the leaf to the canopy
Option | Description |
---|---|
constantScaling | TODO: Describe constantScaling Reference |
laiScaling | TODO: Describe laiScaling Reference |
14. num_method
Numerical method
Option | Description |
---|---|
itertive | TODO: Describe itertive Reference |
non_iter | TODO: Describe non_iter Reference |
itersurf | TODO: Describe itersurf Reference |
15. fDerivMeth
Method to calculate flux derivatives
Option | Description |
---|---|
numericl | TODO: Describe numericl Reference |
analytic | TODO: Describe analytic Reference |
16. LAI_method
Method to determine LAI and SAI
Option | Description |
---|---|
monTable | TODO: Describe monTable Reference |
specified | TODO: Describe specified Reference |
17. cIntercept
Parameterization for canopy interception
Option | Description |
---|---|
sparseCanopy | TODO: Describe sparseCanopy Reference |
storageFunc | TODO: Describe storageFunc Reference |
notPopulatedYet | TODO: Describe notPopulatedYet Reference |
18. f_Richards
Form of Richards' equation
Option | Description |
---|---|
moisture | TODO: Describe moisture Reference |
mixdform | TODO: Describe mixdform Reference |
19. groundwatr
Groundwater parameterization
Option | Description |
---|---|
qTopmodl | TODO: Describe qTopmodl Reference |
bigBuckt | TODO: Describe bigBuckt Reference |
noXplict | TODO: Describe noXplict Reference |
20. hc_profile
Hydraulic conductivity profile
Option | Description |
---|---|
constant | TODO: Describe constant Reference |
pow_prof | TODO: Describe pow_prof Reference |
21. bcUpprTdyn
Upper boundary condition for thermodynamics
Option | Description |
---|---|
presTemp | TODO: Describe presTemp Reference |
nrg_flux | TODO: Describe nrg_flux Reference |
zeroFlux | TODO: Describe zeroFlux Reference |
22. bcLowrTdyn
Lower boundary condition for thermodynamics
Option | Description |
---|---|
presTemp | TODO: Describe presTemp Reference |
zeroFlux | TODO: Describe zeroFlux Reference |
23. bcUpprSoiH
Upper boundary condition for soil hydrology
Option | Description |
---|---|
presHead | TODO: Describe presHead Reference |
liq_flux | TODO: Describe liq_flux Reference |
24. bcLowrSoiH
Lower boundary condition for soil hydrology
Option | Description |
---|---|
presHead | TODO: Describe presHead Reference |
bottmPsi | TODO: Describe bottmPsi Reference |
drainage | TODO: Describe drainage Reference |
zeroFlux | TODO: Describe zeroFlux Reference |
25. veg_traits
Parameterization for vegetation roughness length and displacement height
Option | Description |
---|---|
Raupach_BLM1994 | TODO: Describe Raupach_BLM1994 Raupach, 1994 |
CM_QJRMS1988 | TODO: Describe CM_QJRMS1988 Choudhury and Monteith, 1988 |
vegTypeTable | TODO: Describe vegTypeTable Reference |
26. rootProfil
Parameterization for the rooting profile
Option | Description |
---|---|
powerLaw | TODO: Describe powerLaw Reference |
doubleExp | TODO: Describe doubleExp Reference |
27. canopyEmis
Parameterization for canopy emissivity
Option | Description |
---|---|
simplExp | TODO: Describe simplExp Reference |
difTrans | TODO: Describe difTrans Reference |
28. snowIncept
Parameterization for snow interception
Option | Description |
---|---|
stickySnow | Includes a rapid interception increasae between -3 and 0 C from observations of increased cohesion in warm regions. Andreadis et al. 2009 |
lightSnow | Includes a slight decrease in interception after -3 C from obervations in cold regions. Hedstom and Pomeroy, 1998 |
29. windPrfile
Canopy wind profile
Option | Description |
---|---|
exponential | The wind speed profile through the canopy is an exponential decay function. Reference |
logBelowCanopy | The wind speed profile through the canopy is a logarithmic decay function. Reference |
30. astability
Stability function
Option | Description |
---|---|
standard | TODO: Describe standard Reference |
louisinv | TODO: Describe louisinv Reference |
mahrtexp | TODO: Describe mahrtexp Reference |
31. compaction
Compaction routine
Option | Description |
---|---|
consettl | TODO: Describe consettl Reference |
anderson | TODO: Describe anderson Reference |
32. snowLayers
Method to combine and sub-divide snow layers
Option | Description |
---|---|
jrdn1991 | Divides the snowpack into a growing layer system where the number of layers is 100. Jordan, 1991 |
CLM_2010 | Divides the snowpack into a 5-layer system. The rules of the layer division/merge can be altered to create <5 layer snowpacks. Community Land Model, 2010 |
33. thCondSnow
Thermal conductivity representation for snow
Option | Description |
---|---|
tyen1965 | TODO: Describe tyen1965 Reference |
melr1977 | TODO: Describe melr1977 Reference |
jrdn1991 | TODO: Describe jrdn1991 Reference |
smnv2000 | TODO: Describe smnv2000 Reference |
34. thCondSoil
Thermal conductivity representation for soil
Option | Description |
---|---|
funcSoilWet | TODO: Describe funcSoilWet Reference |
mixConstit | TODO: Describe mixConstit Reference |
hanssonVZJ | TODO: Describe hanssonVZJ Reference |
35. canopySrad
Method for canopy shortwave radiation
Option | Description |
---|---|
noah_mp | TODO: Describe noah_mp Reference |
CLM_2stream | TODO: Describe CLM_2stream Reference |
UEB_2stream | TODO: Describe UEB_2stream Reference |
NL_scatter | TODO: Describe NL_scatter Reference |
BeersLaw | TODO: Describe BeersLaw Reference |
36. alb_method
Albedo representation
Option | Description |
---|---|
conDecay | TODO: Describe conDecay Reference |
varDecay | TODO: Describe varDecay Reference |
37. spatial_gw
Method for spatial representation of groundwater
Option | Description |
---|---|
localColumn | TODO: Describe localColumn Reference |
singleBasin | TODO: Describe singleBasin Reference |
38. subRouting
Method for sub-grid routing
Option | Description |
---|---|
timeDlay | TODO: Describe timeDlay Reference |
qInstant | TODO: Describe qInstant Reference |
39. snowDenNew
Method for new snow density
Option | Description |
---|---|
hedAndPom | An empirical calculation dependant on air temperature. Hedstom and Pomeroy, 1998 |
anderson | TODO: Describe anderson Reference |
pahaut_76 | An empirical calculation dependant on air temperature and wind speed. Pahaut, 1976 |
constDens | A constant new snow density of 330 kg/m^3 Reference |
40. snowUnload
Method for unloading snow from the canopy
Option | Description |
---|---|
meltDripUnload | Contains a temperature unloading function where the parameter snowUnloadingCoeff controls the exponential unloading rate and ratioDrip2Unloading is the ratio of liquid water drip from the canopy to snow unloading. Hedstom and Pomeroy, 1998 Storck et al. 2002 |
windUnload | Contains temperature and wind dependent unloading functions. The rates of temperature and wind unloading are adjustable through parameters rateTempUnloading and rateWindUnloading. Both functions contain parameter thresholds for the minimum temperature and windspeed required for unloading. Roesch et al. 2001 |