/[MITgcm]/MITgcm/model/inc/PARAMS.h
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revision 1.39 by adcroft, Tue Jun 29 18:33:21 1999 UTC revision 1.233 by jmc, Sun Nov 29 03:06:25 2009 UTC
# Line 1  Line 1 
1  C $Header$  C $Header$
2    C $Name$
3  C  C
4  C     /==========================================================\  
5  C     | PARAMS.h                                                 |  CBOP
6  C     | o Header file defining model "parameters".               |  C     !ROUTINE: PARAMS.h
7  C     |==========================================================|  C     !INTERFACE:
8  C     | The values from the model standard input file are        |  C     #include PARAMS.h
9  C     | stored into the variables held here. Notes describing    |  
10  C     | the parameters can also be found here.                   |  C     !DESCRIPTION:
11  C     \==========================================================/  C     Header file defining model "parameters".  The values from the
12    C     model standard input file are stored into the variables held
13    C     here. Notes describing the parameters can also be found here.
14    
15    CEOP
16    
17  C     Macros for special grid options  C     Macros for special grid options
18  #include "PARAMS_MACROS.h"  #include "PARAMS_MACROS.h"
# Line 19  C     Useful physical values Line 24  C     Useful physical values
24        Real*8 deg2rad        Real*8 deg2rad
25        PARAMETER ( deg2rad = 2.D0*PI/360.D0           )        PARAMETER ( deg2rad = 2.D0*PI/360.D0           )
26    
 C     Symbolic values  
 C     precXXXX - Used to indicate what precision to use for  
 C                dumping model state.  
       INTEGER precFloat32  
       PARAMETER ( precFloat32 = 32 )  
       INTEGER precFloat64  
       PARAMETER ( precFloat64 = 64 )  
 C     UNSET_xxx - Used to indicate variables that have not been given a value  
       Real*8 UNSET_FLOAT8  
       PARAMETER ( UNSET_FLOAT8 = 1.234567D5 )  
       Real*4 UNSET_FLOAT4  
       PARAMETER ( UNSET_FLOAT4 = 1.234567E5 )  
       _RL    UNSET_RL      
       PARAMETER ( UNSET_RL     = 1.234567D5 )  
       _RS    UNSET_RS      
       PARAMETER ( UNSET_RS     = 1.234567E5 )  
       INTEGER UNSET_I  
       PARAMETER ( UNSET_I      = 123456789  )  
   
 C     Checkpoint data  
       INTEGER maxNoChkptLev  
       PARAMETER ( maxNoChkptLev = 2 )  
   
27  C--   COMMON /PARM_C/ Character valued parameters used by the model.  C--   COMMON /PARM_C/ Character valued parameters used by the model.
28  C     checkPtSuff - List of checkpoint file suffices  C     buoyancyRelation :: Flag used to indicate which relation to use to
29  C     bathyFile   - File containing bathymetry. If not defined bathymetry  C                         get buoyancy.
30  C                   is taken from inline function.  C     eosType         :: choose the equation of state:
31  C     hydrogThetaFile - File containing initial hydrographic data for potential  C                        LINEAR, POLY3, UNESCO, JMD95Z, JMD95P, MDJWF, IDEALGAS
32  C                       temperature.  C     pickupSuff      :: force to start from pickup files (even if nIter0=0)
33  C     hydrogSaltFile  - File containing initial hydrographic data for salinity.  C                        and read pickup files with this suffix (max 10 Char.)
34  C     zonalWindFile   - File containing zonal wind data  C     mdsioLocalDir   :: read-write tiled file from/to this directory name
35  C     meridWindFile   - File containing meridional wind data  C                        (+ 4 digits Processor-Rank) instead of current dir.
36  C     thetaClimFile   - File containing theta climataology used  C     tRefFile      :: File containing reference Potential Temperat.  tRef (1.D)
37    C     sRefFile      :: File containing reference salinity/spec.humid. sRef (1.D)
38    C     rhoRefFile    :: File containing reference density profile rhoRef (1.D)
39    C     delRFile      :: File containing vertical grid spacing delR  (1.D array)
40    C     delRcFile     :: File containing vertical grid spacing delRc (1.D array)
41    C     delXFile      :: File containing X-spacing grid definition (1.D array)
42    C     delYFile      :: File containing Y-spacing grid definition (1.D array)
43    C     horizGridFile :: File containing horizontal-grid definition
44    C                        (only when using curvilinear_grid)
45    C     bathyFile       :: File containing bathymetry. If not defined bathymetry
46    C                        is taken from inline function.
47    C     topoFile        :: File containing the topography of the surface (unit=m)
48    C                        (mainly used for the atmosphere = ground height).
49    C     hydrogThetaFile :: File containing initial hydrographic data (3-D)
50    C                        for potential temperature.
51    C     hydrogSaltFile  :: File containing initial hydrographic data (3-D)
52    C                        for salinity.
53    C     diffKrFile      :: File containing 3D specification of vertical diffusivity
54    C     zonalWindFile   :: File containing zonal wind data
55    C     meridWindFile   :: File containing meridional wind data
56    C     thetaClimFile   :: File containing surface theta climataology used
57  C                       in relaxation term -lambda(theta-theta*)  C                       in relaxation term -lambda(theta-theta*)
58  C     saltClimFile    - File containing salt climataology used  C     saltClimFile    :: File containing surface salt climataology used
59  C                       in relaxation term -lambda(salt-salt*)  C                       in relaxation term -lambda(salt-salt*)
60  C     surfQfile       - File containing surface heat flux  C     surfQfile       :: File containing surface heat flux, excluding SW
61  C     EmPmRfile       - File containing surface fresh water flux  C                        (old version, kept for backward compatibility)
62  C     buoyancyRelation - Flag used to indicate which relation to use to  C     surfQnetFile    :: File containing surface net heat flux
63  C                        get buoyancy.  C     surfQswFile     :: File containing surface shortwave radiation
64        COMMON /PARM_C/ checkPtSuff,  C     dQdTfile        :: File containing thermal relaxation coefficient
65       &                bathyFile, hydrogThetaFile, hydrogSaltFile,  C     EmPmRfile       :: File containing surface fresh water flux
66    C           NOTE: for backward compatibility EmPmRfile is specified in
67    C                 m/s when using external_fields_load.F.  It is converted
68    C                 to kg/m2/s by multiplying by rhoConstFresh.
69    C     saltFluxFile    :: File containing surface salt flux
70    C     pLoadFile       :: File containing pressure loading
71    C     eddyPsiXFile    :: File containing zonal Eddy streamfunction data
72    C     eddyPsiYFile    :: File containing meridional Eddy streamfunction data
73    C     the_run_name    :: string identifying the name of the model "run"
74          COMMON /PARM_C/
75         &                buoyancyRelation, eosType,
76         &                pickupSuff, mdsioLocalDir,
77         &                tRefFile, sRefFile, rhoRefFile,
78         &                delRFile, delRcFile,
79         &                delXFile, delYFile, horizGridFile,
80         &                bathyFile, topoFile,
81         &                hydrogThetaFile, hydrogSaltFile, diffKrFile,
82       &                zonalWindFile, meridWindFile, thetaClimFile,       &                zonalWindFile, meridWindFile, thetaClimFile,
83       &                saltClimFile, buoyancyRelation,       &                saltClimFile,
84       &                EmPmRfile,surfQfile       &                EmPmRfile, saltFluxFile,
85        CHARACTER*(5) checkPtSuff(maxNoChkptLev)       &                surfQfile, surfQnetFile, surfQswFile,
86        CHARACTER*(MAX_LEN_FNAM) bathyFile       &                lambdaThetaFile, lambdaSaltFile,
87        CHARACTER*(MAX_LEN_FNAM) hydrogThetaFile       &                uVelInitFile, vVelInitFile, pSurfInitFile,
88        CHARACTER*(MAX_LEN_FNAM) hydrogSaltFile       &                dQdTfile, ploadFile,
89         &                eddyPsiXFile, eddyPsiYFile,
90         &                the_run_name
91          CHARACTER*(MAX_LEN_FNAM) buoyancyRelation
92          CHARACTER*(6)  eosType
93          CHARACTER*(10) pickupSuff
94          CHARACTER*(MAX_LEN_FNAM) mdsioLocalDir
95          CHARACTER*(MAX_LEN_FNAM) tRefFile
96          CHARACTER*(MAX_LEN_FNAM) sRefFile
97          CHARACTER*(MAX_LEN_FNAM) rhoRefFile
98          CHARACTER*(MAX_LEN_FNAM) delRFile
99          CHARACTER*(MAX_LEN_FNAM) delRcFile
100          CHARACTER*(MAX_LEN_FNAM) delXFile
101          CHARACTER*(MAX_LEN_FNAM) delYFile
102          CHARACTER*(MAX_LEN_FNAM) horizGridFile
103          CHARACTER*(MAX_LEN_FNAM) bathyFile, topoFile
104          CHARACTER*(MAX_LEN_FNAM) hydrogThetaFile, hydrogSaltFile
105          CHARACTER*(MAX_LEN_FNAM) diffKrFile
106        CHARACTER*(MAX_LEN_FNAM) zonalWindFile        CHARACTER*(MAX_LEN_FNAM) zonalWindFile
107        CHARACTER*(MAX_LEN_FNAM) meridWindFile        CHARACTER*(MAX_LEN_FNAM) meridWindFile
108        CHARACTER*(MAX_LEN_FNAM) thetaClimFile        CHARACTER*(MAX_LEN_FNAM) thetaClimFile
109        CHARACTER*(MAX_LEN_FNAM) saltClimFile        CHARACTER*(MAX_LEN_FNAM) saltClimFile
110        CHARACTER*(MAX_LEN_FNAM) surfQfile        CHARACTER*(MAX_LEN_FNAM) surfQfile
111          CHARACTER*(MAX_LEN_FNAM) surfQnetFile
112          CHARACTER*(MAX_LEN_FNAM) surfQswFile
113        CHARACTER*(MAX_LEN_FNAM) EmPmRfile        CHARACTER*(MAX_LEN_FNAM) EmPmRfile
114        CHARACTER*(MAX_LEN_FNAM) buoyancyRelation        CHARACTER*(MAX_LEN_FNAM) saltFluxFile
115          CHARACTER*(MAX_LEN_FNAM) uVelInitFile
116          CHARACTER*(MAX_LEN_FNAM) vVelInitFile
117          CHARACTER*(MAX_LEN_FNAM) pSurfInitFile
118          CHARACTER*(MAX_LEN_FNAM) dQdTfile
119          CHARACTER*(MAX_LEN_FNAM) ploadFile
120          CHARACTER*(MAX_LEN_FNAM) eddyPsiXFile
121          CHARACTER*(MAX_LEN_FNAM) eddyPsiYFile
122          CHARACTER*(MAX_LEN_FNAM) lambdaThetaFile
123          CHARACTER*(MAX_LEN_FNAM) lambdaSaltFile
124          CHARACTER*(MAX_LEN_PREC/2) the_run_name
125    
126  C--   COMMON /PARM_I/ Integer valued parameters used by the model.  C--   COMMON /PARM_I/ Integer valued parameters used by the model.
127  C     cg2dMaxIters        - Maximum number of iterations in the  C     cg2dMaxIters        :: Maximum number of iterations in the
128  C                           two-dimensional con. grad solver.  C                           two-dimensional con. grad solver.
129  C     cg2dChkResFreq      - Frequency with which to check residual  C     cg2dChkResFreq      :: Frequency with which to check residual
130  C                           in con. grad solver.  C                           in con. grad solver.
131  C     cg3dMaxIters        - Maximum number of iterations in the  C     cg2dPreCondFreq     :: Frequency for updating cg2d preconditioner
132    C                            (non-linear free-surf.)
133    C     cg3dMaxIters        :: Maximum number of iterations in the
134  C                           three-dimensional con. grad solver.  C                           three-dimensional con. grad solver.
135  C     cg3dChkResFreq      - Frequency with which to check residual  C     cg3dChkResFreq      :: Frequency with which to check residual
136  C                           in con. grad solver.  C                           in con. grad solver.
137  C     nIter0              - Start time-step number of for this run  C     nIter0              :: Start time-step number of for this run
138  C     nTimeSteps          - Number of timesteps to execute  C     nTimeSteps          :: Number of timesteps to execute
139  C     numStepsPerPickup   - For offline setup. Frequency of pickup  C     writeStatePrec      :: Precision used for writing model state.
140  C                           of flow fields.  C     writeBinaryPrec     :: Precision used for writing binary files
141  C     writeStatePrec      - Precision used for writing model state.  C     readBinaryPrec      :: Precision used for reading binary files
142  C     writeBinaryPrec     - Precision used for writing binary files  C     nonlinFreeSurf      :: option related to non-linear free surface
143  C     readBinaryPrec      - Precision used for reading binary files  C                           =0 Linear free surface ; >0 Non-linear
144  C     nCheckLev           - Holds current checkpoint level  C     select_rStar        :: option related to r* vertical coordinate
145  C     nShap               - "Order" of shapiro filter to apply to  C                           =0 (default) use r coord. ; > 0 use r*
146  C                           model prognositic fields.  C     selectAddFluid      :: option to add mass source/sink of fluid in the interior
147  C                           nShap == 1 => del2  C                            (3-D generalisation of oceanic real-fresh water flux)
148  C                           nShap == 2 => del4  C                           =0 off ; =1 add fluid ; =-1 virtual flux (no mass added)
149  C                           nShap == 3 => del6  C     momForcingOutAB     :: =1: take momentum forcing contribution
150  C                           etc...  C                           out of (=0: in) Adams-Bashforth time stepping.
151    C     tracForcingOutAB    :: =1: take tracer (Temp,Salt,pTracers) forcing contribution
152    C                           out of (=0: in) Adams-Bashforth time stepping.
153    C     tempAdvScheme       :: Temp. Horiz.Advection scheme selector
154    C     tempVertAdvScheme   :: Temp. Vert. Advection scheme selector
155    C     saltAdvScheme       :: Salt. Horiz.advection scheme selector
156    C     saltVertAdvScheme   :: Salt. Vert. Advection scheme selector
157    C     selectKEscheme      :: Kinetic Energy scheme selector (Vector Inv.)
158    C     selectVortScheme    :: Scheme selector for Vorticity term (Vector Inv.)
159    C     monitorSelect       :: select group of variables to monitor
160    C                            =1 : dynvars ; =2 : + vort ; =3 : + surface
161    C     debugLevel          :: debug level selector: higher -> more writing
162    
163        COMMON /PARM_I/        COMMON /PARM_I/
164       &        cg2dMaxIters,       &        cg2dMaxIters,
165       &        cg2dChkResFreq,       &        cg2dChkResFreq, cg2dPreCondFreq,
166       &        cg3dMaxIters,       &        cg3dMaxIters,
167       &        cg3dChkResFreq,       &        cg3dChkResFreq,
168       &        nIter0, nTimeSteps,       &        nIter0, nTimeSteps, nEndIter,
169       &        numStepsPerPickup,       &        writeStatePrec,
      &        writeStatePrec, nCheckLev,  
170       &        writeBinaryPrec, readBinaryPrec,       &        writeBinaryPrec, readBinaryPrec,
171       &        nShap       &        nonlinFreeSurf, select_rStar,
172         &        selectAddFluid,
173         &        momForcingOutAB, tracForcingOutAB,
174         &        tempAdvScheme, tempVertAdvScheme,
175         &        saltAdvScheme, saltVertAdvScheme,
176         &        selectKEscheme, selectVortScheme,
177         &        monitorSelect, debugLevel
178        INTEGER cg2dMaxIters        INTEGER cg2dMaxIters
179        INTEGER cg2dChkResFreq        INTEGER cg2dChkResFreq
180          INTEGER cg2dPreCondFreq
181        INTEGER cg3dMaxIters        INTEGER cg3dMaxIters
182        INTEGER cg3dChkResFreq        INTEGER cg3dChkResFreq
183        INTEGER nIter0        INTEGER nIter0
184        INTEGER nTimeSteps        INTEGER nTimeSteps
185        INTEGER numStepsPerPickup        INTEGER nEndIter
186        INTEGER writeStatePrec        INTEGER writeStatePrec
187        INTEGER writeBinaryPrec        INTEGER writeBinaryPrec
188        INTEGER readBinaryPrec        INTEGER readBinaryPrec
189        INTEGER nCheckLev        INTEGER nonlinFreeSurf
190        INTEGER nShap        INTEGER select_rStar
191          INTEGER selectAddFluid
192          INTEGER momForcingOutAB, tracForcingOutAB
193          INTEGER tempAdvScheme, tempVertAdvScheme
194          INTEGER saltAdvScheme, saltVertAdvScheme
195          INTEGER selectKEscheme
196          INTEGER selectVortScheme
197          INTEGER monitorSelect
198          INTEGER debugLevel
199    
200  C--   COMMON /PARM_L/ Logical valued parameters used by the model.  C--   COMMON /PARM_L/ Logical valued parameters used by the model.
201  C     usingCartesianGrid - If TRUE grid generation will be in a cartesian  C- Coordinate + Grid params:
202    C     fluidIsAir       :: Set to indicate that the fluid major constituent
203    C                        is air
204    C     fluidIsWater     :: Set to indicate that the fluid major constituent
205    C                        is water
206    C     usingPCoords     :: Set to indicate that we are working in a pressure
207    C                        type coordinate (p or p*).
208    C     usingZCoords     :: Set to indicate that we are working in a height
209    C                        type coordinate (z or z*)
210    C     useDynP_inEos_Zc :: use the dynamical pressure in EOS (with Z-coord.)
211    C                         this requires specific code for restart & exchange
212    C     usingCartesianGrid :: If TRUE grid generation will be in a cartesian
213  C                          coordinate frame.  C                          coordinate frame.
214  C     usingSphericalPolarGrid - If TRUE grid generation will be in a  C     usingSphericalPolarGrid :: If TRUE grid generation will be in a
215  C                               spherical polar frame.  C                               spherical polar frame.
216  C     no_slip_sides - Impose "no-slip" at lateral boundaries.  C     rotateGrid      :: rotate grid coordinates to geographical coordinates
217  C     no_slip_bottom- Impose "no-slip" at bottom boundary.  C                        according to Euler angles phiEuler, thetaEuler, psiEuler
218  C     momViscosity  - Flag which turns momentum friction terms on and off.  C     usingCurvilinearGrid :: If TRUE, use a curvilinear grid (to be provided)
219  C     momAdvection  - Flag which turns advection of momentum on and off.  C     usingCylindricalGrid :: If TRUE grid generation will be Cylindrical
220  C     momForcing    - Flag which turns external forcing of momentum on  C     deepAtmosphere :: deep model (drop the shallow-atmosphere approximation)
221  C                     and off.  C     setInterFDr    :: set Interface depth (put cell-Center at the middle)
222  C     momPressureForcing - Flag which turns pressure term in momentum equation  C     setCenterDr    :: set cell-Center depth (put Interface at the middle)
223    C- Momentum params:
224    C     no_slip_sides  :: Impose "no-slip" at lateral boundaries.
225    C     no_slip_bottom :: Impose "no-slip" at bottom boundary.
226    C     useFullLeith   :: Set to true to use full Leith viscosity(may be unstable
227    C                       on irregular grids)
228    C     useStrainTensionVisc:: Set to true to use Strain-Tension viscous terms
229    C     useAreaViscLength :: Set to true to use old scaling for viscous lengths,
230    C                          e.g., L2=Raz.  May be preferable for cube sphere.
231    C     momViscosity  :: Flag which turns momentum friction terms on and off.
232    C     momAdvection  :: Flag which turns advection of momentum on and off.
233    C     momForcing    :: Flag which turns external forcing of momentum on
234    C                      and off.
235    C     momPressureForcing :: Flag which turns pressure term in momentum equation
236  C                          on and off.  C                          on and off.
237  C     metricTerms   - Flag which turns metric terms on or off.  C     metricTerms   :: Flag which turns metric terms on or off.
238  C     usingSphericalPolarMTerms - If TRUE use spherical polar metric terms.  C     useNHMTerms   :: If TRUE use non-hydrostatic metric terms.
239  C     useCoriolis   - Flag which turns the coriolis terms on and off.  C     useCoriolis   :: Flag which turns the coriolis terms on and off.
240  C     tempDiffusion - Flag which turns diffusion of temperature on  C     use3dCoriolis :: Turns the 3-D coriolis terms (in Omega.cos Phi) on - off
241  C                     and off.  C     useConstantF  :: Coriolis parameter set to f0
242  C     tempAdvection - Flag which turns advection of temperature on  C     useBetaPlaneF :: Coriolis parameter set to f0 + beta.y
243  C                     and off.  C     useSphereF    :: Coriolis parameter set to 2.omega.sin(phi)
244  C     tempForcing   - Flag which turns external forcing of temperature on  C     useCDscheme   :: use CD-scheme to calculate Coriolis terms.
245  C                     and off.  C     vectorInvariantMomentum :: use Vector-Invariant form (mom_vecinv package)
246  C     saltDiffusion - Flag which turns diffusion of salinit on  C                                (default = F = use mom_fluxform package)
247  C                     and off.  C     useJamartWetPoints :: Use wet-point method for Coriolis (Jamart & Ozer 1986)
248  C     saltAdvection - Flag which turns advection of salinit on  C     useJamartMomAdv :: Use wet-point method for V.I. non-linear term
249  C                     and off.  C     upwindVorticity :: bias interpolation of vorticity in the Coriolis term
250  C     saltForcing   - Flag which turns external forcing of salinit on  C     highOrderVorticity :: use 3rd/4th order interp. of vorticity (V.I., advection)
251  C                     and off.  C     useAbsVorticity :: work with f+zeta in Coriolis terms
252  C     implicitFreeSurface - Set to true to use implcit free surface  C     upwindShear        :: use 1rst order upwind interp. (V.I., vertical advection)
253  C     rigidLid            - Set to true to use rigid lid  C     momStepping    :: Turns momentum equation time-stepping off
254  C     momStepping   - Turns momentum equation time-stepping off  C- Temp. & Salt params:
255  C     tempStepping  - Turns temperature equation time-stepping off  C     tempStepping   :: Turns temperature equation time-stepping off
256  C     saltStepping  - Turns salinity equation time-stepping off  C     saltStepping   :: Turns salinity equation time-stepping off
257  C     useConstantF  - Coriolis parameter set to f0  C     tempAdvection  :: Flag which turns advection of temperature on and off.
258  C     useBetaPlaneF - Coriolis parameter set to f0 + beta.y  C     tempIsActiveTr :: Pot.Temp. is a dynamically active tracer
259  C     useSphereF    - Coriolis parameter set to 2.omega.sin(phi)  C     tempForcing    :: Flag which turns external forcing of temperature on
260  C     implicitDiffusion - Turns implicit vertical diffusion on  C                       and off.
261  C     doThetaClimRelax - Set true if relaxation to temperature  C     saltAdvection  :: Flag which turns advection of salinity on and off.
262    C     saltIsActiveTr :: Salinity  is a dynamically active tracer
263    C     saltForcing    :: Flag which turns external forcing of salinity on
264    C                       and off.
265    C     maskIniTemp    :: apply mask to initial Pot.Temp.
266    C     maskIniSalt    :: apply mask to initial salinity
267    C     checkIniTemp   :: check for points with identically zero initial Pot.Temp.
268    C     checkIniSalt   :: check for points with identically zero initial salinity
269    C     useRealFreshWaterFlux :: if True (=Natural BCS), treats P+R-E flux
270    C                         as a real Fresh Water (=> changes the Sea Level)
271    C                         if F, converts P+R-E to salt flux (no SL effect)
272    C- Pressure solver related parameters (PARM02)
273    C     useSRCGSolver  :: Set to true to use conjugate gradient
274    C                       solver with single reduction (only one call of
275    C                       s/r mpi_allreduce), default is false
276    C- Time-stepping params:
277    C     rigidLid            :: Set to true to use rigid lid
278    C     implicitFreeSurface :: Set to true to use implicit free surface
279    C     exactConserv        :: Set to true to conserve exactly the total Volume
280    C     linFSConserveTr     :: Set to true to correct source/sink of tracer
281    C                            at the surface due to Linear Free Surface
282    C     uniformLin_PhiSurf  :: Set to true to use a uniform Bo_surf in the
283    C                            linear relation Phi_surf = Bo_surf*eta
284    C     quasiHydrostatic :: Using non-hydrostatic terms in hydrostatic algorithm
285    C     nonHydrostatic   :: Using non-hydrostatic algorithm
286    C     use3Dsolver      :: set to true to use 3-D pressure solver
287    C     implicitIntGravWave :: treat Internal Gravity Wave implicitly
288    C     staggerTimeStep   :: enable a Stagger time stepping U,V (& W) then T,S
289    C     implicitDiffusion :: Turns implicit vertical diffusion on
290    C     implicitViscosity :: Turns implicit vertical viscosity on
291    C     tempImplVertAdv :: Turns on implicit vertical advection for Temperature
292    C     saltImplVertAdv :: Turns on implicit vertical advection for Salinity
293    C     momImplVertAdv  :: Turns on implicit vertical advection for Momentum
294    C     multiDimAdvection :: Flag that enable multi-dimension advection
295    C     useMultiDimAdvec  :: True if multi-dim advection is used at least once
296    C     momDissip_In_AB   :: if False, put Dissipation tendency contribution
297    C                          out off Adams-Bashforth time stepping.
298    C     doAB_onGtGs       :: if the Adams-Bashforth time stepping is used, always
299    C                          apply AB on tracer tendencies (rather than on Tracer)
300    C- Other forcing params -
301    C     balanceEmPmR    :: substract global mean of EmPmR at every time step
302    C     balanceQnet     :: substract global mean of Qnet at every time step
303    C     balancePrintMean:: print substracted global means to STDOUT
304    C     doThetaClimRelax :: Set true if relaxation to temperature
305  C                        climatology is required.  C                        climatology is required.
306  C     doSaltClimRelax  - Set true if relaxation to salinity  C     doSaltClimRelax  :: Set true if relaxation to salinity
307  C                        climatology is required.  C                        climatology is required.
308  C     periodicExternalForcing - Set true if forcing is time-dependant  C     allowFreezing  :: Allows surface water to freeze and form ice
309  C     usingPCoords     - Set to indicate that we are working in pressure  C     useOldFreezing :: use the old version (before checkpoint52a_pre, 2003-11-12)
310  C                        coords.  C     periodicExternalForcing :: Set true if forcing is time-dependant
311  C     usingZCoords     - Set to indicate that we are working in height  C- I/O parameters -
312  C                        coords.  C     globalFiles    :: Selects between "global" and "tiled" files
313  C     openBoundaries - Using open-boundaries  C     useSingleCpuIO :: On SGI platforms, option globalFiles is either
314  C     nonHydrostatic - Using non-hydrostatic terms  C                       slow (f77) or does not work (f90).  When
315  C     globalFiles    - Selects between "global" and "tiled" files  C                       useSingleCpuIO is set, mdsio_writefield.F
316  C     allowFreezing  - Allows water to freeze and form ice  C                       outputs from master mpi process only.
317        COMMON /PARM_L/ usingCartesianGrid, usingSphericalPolarGrid,  C     pickupStrictlyMatch :: check and stop if pickup-file do not stricly match
318       & no_slip_sides,no_slip_bottom,  C     startFromPickupAB2 :: with AB-3 code, start from an AB-2 pickup
319       & momViscosity, momAdvection, momForcing, useCoriolis,  C     usePickupBeforeC54 :: start from old-pickup files, generated with code from
320       & momPressureForcing,tempDiffusion, tempAdvection, tempForcing,  C                           before checkpoint-54a, Jul 06, 2004.
321       & saltDiffusion, saltAdvection, saltForcing,  C     pickup_write_mdsio :: use mdsio to write pickups
322       & implicitFreeSurface, rigidLid,  C     pickup_read_mdsio  :: use mdsio to read  pickups
323       & momStepping, tempStepping, saltStepping,  C     pickup_write_immed :: echo the pickup immediately (for conversion)
324       & metricTerms, usingSphericalPolarMTerms,  C     writePickupAtEnd   :: write pickup at the last timestep
325    C     timeave_mdsio      :: use mdsio for timeave output
326    C     snapshot_mdsio     :: use mdsio for "snapshot" (dumpfreq/diagfreq) output
327    C     monitor_stdio      :: use stdio for monitor output
328    C     dumpInitAndLast :: dumps model state to files at Initial (nIter0)
329    C                        & Last iteration, in addition multiple of dumpFreq iter.
330    
331          COMMON /PARM_L/
332         & fluidIsAir, fluidIsWater,
333         & usingPCoords, usingZCoords, useDynP_inEos_Zc,
334         & usingCartesianGrid, usingSphericalPolarGrid, rotateGrid,
335         & usingCurvilinearGrid, usingCylindricalGrid,
336         & deepAtmosphere, setInterFDr, setCenterDr,
337         & no_slip_sides, no_slip_bottom,
338         & useFullLeith, useStrainTensionVisc, useAreaViscLength,
339         & momViscosity, momAdvection, momForcing,
340         & momPressureForcing, metricTerms, useNHMTerms,
341         & useCoriolis, use3dCoriolis,
342       & useConstantF, useBetaPlaneF, useSphereF,       & useConstantF, useBetaPlaneF, useSphereF,
343       & implicitDiffusion, doThetaClimRelax, doSaltClimRelax,       & useCDscheme, vectorInvariantMomentum,
344       & periodicExternalForcing, usingPCoords, usingZCoords,       & useEnergyConservingCoriolis, useJamartWetPoints, useJamartMomAdv,
345       & openBoundaries, nonHydrostatic, globalFiles,       & upwindVorticity, highOrderVorticity,
346       & allowFreezing       & useAbsVorticity, upwindShear,
347         & momStepping, tempStepping, saltStepping,
348         & tempAdvection, tempIsActiveTr, tempForcing,
349         & saltAdvection, saltIsActiveTr, saltForcing,
350         & maskIniTemp, maskIniSalt, checkIniTemp, checkIniSalt,
351         & useRealFreshWaterFlux,
352         & rigidLid, implicitFreeSurface, exactConserv, linFSConserveTr,
353         & uniformLin_PhiSurf,
354         & quasiHydrostatic, nonHydrostatic,
355         & use3Dsolver, implicitIntGravWave, staggerTimeStep,
356         & implicitDiffusion, implicitViscosity,
357         & tempImplVertAdv, saltImplVertAdv, momImplVertAdv,
358         & multiDimAdvection, useMultiDimAdvec,
359         & momDissip_In_AB, doAB_onGtGs,
360         & balanceEmPmR, balanceQnet, balancePrintMean,
361         & doThetaClimRelax, doSaltClimRelax,
362         & allowFreezing, useOldFreezing,
363         & periodicExternalForcing,
364         & globalFiles, useSingleCpuIO,
365         & pickupStrictlyMatch, usePickupBeforeC54, startFromPickupAB2,
366         & pickup_read_mdsio, pickup_write_mdsio, pickup_write_immed,
367         & writePickupAtEnd,
368         & timeave_mdsio, snapshot_mdsio, monitor_stdio,
369         & outputTypesInclusive, dumpInitAndLast, debugMode,
370         & inAdMode, inAdTrue, inAdFalse, inAdExact,
371         & useSRCGSolver
372    
373          LOGICAL fluidIsAir
374          LOGICAL fluidIsWater
375          LOGICAL usingPCoords
376          LOGICAL usingZCoords
377          LOGICAL useDynP_inEos_Zc
378        LOGICAL usingCartesianGrid        LOGICAL usingCartesianGrid
379        LOGICAL usingSphericalPolarGrid        LOGICAL usingSphericalPolarGrid, rotateGrid
380        LOGICAL usingSphericalPolarMTerms        LOGICAL usingCylindricalGrid
381          LOGICAL usingCurvilinearGrid
382          LOGICAL deepAtmosphere
383          LOGICAL setInterFDr
384          LOGICAL setCenterDr
385          LOGICAL useNHMTerms
386        LOGICAL no_slip_sides        LOGICAL no_slip_sides
387        LOGICAL no_slip_bottom        LOGICAL no_slip_bottom
388        LOGICAL momViscosity        LOGICAL momViscosity
# Line 196  C     allowFreezing  - Allows water to f Line 390  C     allowFreezing  - Allows water to f
390        LOGICAL momForcing        LOGICAL momForcing
391        LOGICAL momPressureForcing        LOGICAL momPressureForcing
392        LOGICAL useCoriolis        LOGICAL useCoriolis
393        LOGICAL tempDiffusion        LOGICAL vectorInvariantMomentum
394        LOGICAL tempAdvection        LOGICAL tempAdvection
395          LOGICAL tempIsActiveTr
396        LOGICAL tempForcing        LOGICAL tempForcing
       LOGICAL saltDiffusion  
397        LOGICAL saltAdvection        LOGICAL saltAdvection
398          LOGICAL saltIsActiveTr
399        LOGICAL saltForcing        LOGICAL saltForcing
400        LOGICAL implicitFreeSurface        LOGICAL maskIniTemp
401          LOGICAL maskIniSalt
402          LOGICAL checkIniTemp
403          LOGICAL checkIniSalt
404          LOGICAL useRealFreshWaterFlux
405          LOGICAL useFullLeith
406          LOGICAL useStrainTensionVisc
407          LOGICAL useAreaViscLength
408        LOGICAL rigidLid        LOGICAL rigidLid
409          LOGICAL implicitFreeSurface
410          LOGICAL exactConserv
411          LOGICAL linFSConserveTr
412          LOGICAL uniformLin_PhiSurf
413          LOGICAL quasiHydrostatic
414          LOGICAL nonHydrostatic
415          LOGICAL use3Dsolver
416          LOGICAL implicitIntGravWave
417          LOGICAL staggerTimeStep
418        LOGICAL momStepping        LOGICAL momStepping
419        LOGICAL tempStepping        LOGICAL tempStepping
420        LOGICAL saltStepping        LOGICAL saltStepping
# Line 211  C     allowFreezing  - Allows water to f Line 422  C     allowFreezing  - Allows water to f
422        LOGICAL useConstantF        LOGICAL useConstantF
423        LOGICAL useBetaPlaneF        LOGICAL useBetaPlaneF
424        LOGICAL useSphereF        LOGICAL useSphereF
425          LOGICAL use3dCoriolis
426          LOGICAL useCDscheme
427          LOGICAL useEnergyConservingCoriolis
428          LOGICAL useJamartWetPoints
429          LOGICAL useJamartMomAdv
430          LOGICAL upwindVorticity
431          LOGICAL highOrderVorticity
432          LOGICAL useAbsVorticity
433          LOGICAL upwindShear
434        LOGICAL implicitDiffusion        LOGICAL implicitDiffusion
435          LOGICAL implicitViscosity
436          LOGICAL tempImplVertAdv
437          LOGICAL saltImplVertAdv
438          LOGICAL momImplVertAdv
439          LOGICAL multiDimAdvection
440          LOGICAL useMultiDimAdvec
441          LOGICAL momDissip_In_AB
442          LOGICAL doAB_onGtGs
443          LOGICAL balanceEmPmR
444          LOGICAL balanceQnet
445          LOGICAL balancePrintMean
446        LOGICAL doThetaClimRelax        LOGICAL doThetaClimRelax
447        LOGICAL doSaltClimRelax        LOGICAL doSaltClimRelax
448          LOGICAL allowFreezing
449          LOGICAL useOldFreezing
450        LOGICAL periodicExternalForcing        LOGICAL periodicExternalForcing
       LOGICAL usingPCoords  
       LOGICAL usingZCoords  
       LOGICAL openBoundaries  
       LOGICAL nonHydrostatic  
451        LOGICAL globalFiles        LOGICAL globalFiles
452        LOGICAL allowFreezing        LOGICAL useSingleCpuIO
453          LOGICAL pickupStrictlyMatch
454          LOGICAL usePickupBeforeC54
455          LOGICAL startFromPickupAB2
456          LOGICAL pickup_read_mdsio, pickup_write_mdsio
457          LOGICAL pickup_write_immed, writePickupAtEnd
458          LOGICAL timeave_mdsio, snapshot_mdsio, monitor_stdio
459          LOGICAL outputTypesInclusive
460          LOGICAL dumpInitAndLast
461          LOGICAL debugMode
462          LOGICAL inAdMode, inAdTrue, inAdFalse, inAdExact
463          LOGICAL useSRCGSolver
464    
465  C--   COMMON /PARM_R/ "Real" valued parameters used by the model.  C--   COMMON /PARM_R/ "Real" valued parameters used by the model.
466  C     cg2dTargetResidual  C     cg2dTargetResidual
467  C               - Target residual for cg2d solver.  C          :: Target residual for cg2d solver; no unit (RHS normalisation)
468    C     cg2dTargetResWunit
469    C          :: Target residual for cg2d solver; W unit (No RHS normalisation)
470  C     cg3dTargetResidual  C     cg3dTargetResidual
471  C               - Target residual for cg3d solver.  C               :: Target residual for cg3d solver.
472  C     cg2dpcOffDFac - Averaging weight for preconditioner off-diagonal.  C     cg2dpcOffDFac :: Averaging weight for preconditioner off-diagonal.
473  C     Note. 20th May 1998  C     Note. 20th May 1998
474  C           I made a weird discovery! In the model paper we argue  C           I made a weird discovery! In the model paper we argue
475  C           for the form of the preconditioner used here ( see  C           for the form of the preconditioner used here ( see
# Line 241  C           number of iterations for con Line 483  C           number of iterations for con
483  C           drop form 192 -> 134! Need to investigate this further!  C           drop form 192 -> 134! Need to investigate this further!
484  C           For now I have introduced a parameter cg2dpcOffDFac which  C           For now I have introduced a parameter cg2dpcOffDFac which
485  C           defaults to 0.51 but can be set at runtime.  C           defaults to 0.51 but can be set at runtime.
486  C     delP      - Vertical grid spacing ( Pa ).  C     delR      :: Vertical grid spacing ( units of r ).
487  C     delZ      - Vertical grid spacing ( m  ).  C     delRc     :: Vertical grid spacing between cell centers (r unit).
488  C     delR      - Vertical grid spacing ( units of r ).  C     delX      :: Separation between cell faces (m) or (deg), depending
 C     delX      - Separation between cell faces (m) or (deg), depending  
489  C     delY        on input flags.  C     delY        on input flags.
490  C     gravity   - Accel. due to gravity ( m/s^2 )  C     gravity   :: Accel. due to gravity ( m/s^2 )
491  C     recip_gravity and its inverse  C     recip_gravity and its inverse
492  C     gBaro     - Accel. due to gravity used in barotropic equation ( m/s^2 )  C     gBaro     :: Accel. due to gravity used in barotropic equation ( m/s^2 )
493  C     ronil     - Reference density  C     rhoNil    :: Reference density for the linear equation of state
494  C     rhoConst  - Vertically constant reference density  C     rhoConst  :: Vertically constant reference density
495  C     startTime - Start time for model ( s )  C     rhoFacC   :: normalized (by rhoConst) reference density at cell-Center
496  C     phiMin    - Latitude of southern most cell face.  C     rhoFacF   :: normalized (by rhoConst) reference density at cell-interFace
497  C     thetaMin  - Longitude of western most cell face (this  C     rhoConstFresh :: Constant reference density for fresh water (rain)
498  C                 is an "inert" parameter but it is included  C     rho1Ref   :: reference vertical profile for density
499  C                 to make geographical references simple.)  C     tRef      :: reference vertical profile for potential temperature
500  C     rSphere   - Radius of sphere for a spherical polar grid ( m ).  C     sRef      :: reference vertical profile for salinity/specific humidity
501  C     recip_RSphere  - Reciprocal radius of sphere ( m ).  C     phiRef    :: reference potential (pressure/rho, geopotential) profile
502  C     f0        - Reference coriolis parameter ( 1/s )  C     dBdrRef   :: vertical gradient of reference boyancy  [(m/s/r)^2)]:
503  C                 ( Southern edge f for beta plane )  C               :: z-coord: = N^2_ref = Brunt-Vaissala frequency [s^-2]
504  C     beta      - df/dy ( s^-1.m^-1 )  C               :: p-coord: = -(d.alpha/dp)_ref          [(m^2.s/kg)^2]
505  C     omega     - Angular velocity ( rad/s )  C     rVel2wUnit :: units conversion factor (Non-Hydrostatic code),
506  C     viscAh    - Eddy viscosity coeff. for mixing of  C                :: from r-coordinate vertical velocity to vertical velocity [m/s].
507  C                 momentum laterally ( m^2/s )  C                :: z-coord: = 1 ; p-coord: wSpeed [m/s] = rVel [Pa/s] * rVel2wUnit
508  C     viscAz    - Eddy viscosity coeff. for mixing of  C     wUnit2rVel :: units conversion factor (Non-Hydrostatic code),
509  C                 momentum vertically ( m^2/s )  C                :: from vertical velocity [m/s] to r-coordinate vertical velocity.
510  C     viscAp    - Eddy viscosity coeff. for mixing of  C                :: z-coord: = 1 ; p-coord: rVel [Pa/s] = wSpeed [m/s] * wUnit2rVel
511  C                 momentum vertically ( Pa^2/s )  C     mass2rUnit :: units conversion factor (surface forcing),
512  C     viscAr    - Eddy viscosity coeff. for mixing of  C                :: from mass per unit area [kg/m2] to vertical r-coordinate unit.
513  C                 momentum vertically ( units of r^2/s )  C                :: z-coord: = 1/rhoConst ( [kg/m2] / rho = [m] ) ;
514  C     viscA4    - Biharmonic viscosity coeff. for mixing of  C                :: p-coord: = gravity    ( [kg/m2] *  g = [Pa] ) ;
515  C                 momentum laterally ( m^4/s )  C     rUnit2mass :: units conversion factor (surface forcing),
516  C     diffKhT   - Laplacian diffusion coeff. for mixing of  C                :: from vertical r-coordinate unit to mass per unit area [kg/m2].
517    C                :: z-coord: = rhoConst  ( [m] * rho = [kg/m2] ) ;
518    C                :: p-coord: = 1/gravity ( [Pa] /  g = [kg/m2] ) ;
519    C     xgOrigin   :: Origin of the X-axis (Cartesian Grid) / Longitude of Western
520    C                :: most cell face (Lat-Lon grid) (Note: this is an "inert"
521    C                :: parameter but it makes geographical references simple.)
522    C     ygOrigin   :: Origin of the Y-axis (Cartesian Grid) / Latitude of Southern
523    C                :: most face (Lat-Lon grid).
524    C     rSphere    :: Radius of sphere for a spherical polar grid ( m ).
525    C     recip_rSphere  :: Reciprocal radius of sphere ( m ).
526    C     f0         :: Reference coriolis parameter ( 1/s )
527    C                   ( Southern edge f for beta plane )
528    C     beta       :: df/dy ( s^-1.m^-1 )
529    C     omega      :: Angular velocity ( rad/s )
530    C     rotationPeriod :: Rotation period (s) (= 2.pi/omega)
531    C     viscArNr   :: vertical profile of Eddy viscosity coeff.
532    C                   for vertical mixing of momentum ( units of r^2/s )
533    C     viscAh     :: Eddy viscosity coeff. for mixing of
534    C                   momentum laterally ( m^2/s )
535    C     viscAhW    :: Eddy viscosity coeff. for mixing of vertical
536    C                   momentum laterally, no effect for hydrostatic
537    C                   model, defaults to viscAh if unset ( m^2/s )
538    C                   Not used if variable horiz. viscosity is used.
539    C     viscA4     :: Biharmonic viscosity coeff. for mixing of
540    C                   momentum laterally ( m^4/s )
541    C     viscA4W    :: Biharmonic viscosity coeff. for mixing of vertical
542    C                   momentum laterally, no effect for hydrostatic
543    C                   model, defaults to viscA4 if unset ( m^2/s )
544    C                   Not used if variable horiz. viscosity is used.
545    C     viscAhD    :: Eddy viscosity coeff. for mixing of momentum laterally
546    C                   (act on Divergence part) ( m^2/s )
547    C     viscAhZ    :: Eddy viscosity coeff. for mixing of momentum laterally
548    C                   (act on Vorticity  part) ( m^2/s )
549    C     viscA4D    :: Biharmonic viscosity coeff. for mixing of momentum laterally
550    C                   (act on Divergence part) ( m^4/s )
551    C     viscA4Z    :: Biharmonic viscosity coeff. for mixing of momentum laterally
552    C                   (act on Vorticity  part) ( m^4/s )
553    C     viscC2leith  :: Leith non-dimensional viscosity factor (grad(vort))
554    C     viscC2leithD :: Modified Leith non-dimensional visc. factor (grad(div))
555    C     viscC4leith  :: Leith non-dimensional viscosity factor (grad(vort))
556    C     viscC4leithD :: Modified Leith non-dimensional viscosity factor (grad(div))
557    C     viscC2smag   :: Smagorinsky non-dimensional viscosity factor (harmonic)
558    C     viscC4smag   :: Smagorinsky non-dimensional viscosity factor (biharmonic)
559    C     viscAhMax    :: Maximum eddy viscosity coeff. for mixing of
560    C                    momentum laterally ( m^2/s )
561    C     viscAhReMax  :: Maximum gridscale Reynolds number for eddy viscosity
562    C                     coeff. for mixing of momentum laterally (non-dim)
563    C     viscAhGrid   :: non-dimensional grid-size dependent viscosity
564    C     viscAhGridMax:: maximum and minimum harmonic viscosity coefficients ...
565    C     viscAhGridMin::  in terms of non-dimensional grid-size dependent visc.
566    C     viscA4Max    :: Maximum biharmonic viscosity coeff. for mixing of
567    C                     momentum laterally ( m^4/s )
568    C     viscA4ReMax  :: Maximum Gridscale Reynolds number for
569    C                     biharmonic viscosity coeff. momentum laterally (non-dim)
570    C     viscA4Grid   :: non-dimensional grid-size dependent bi-harmonic viscosity
571    C     viscA4GridMax:: maximum and minimum biharmonic viscosity coefficients ...
572    C     viscA4GridMin::  in terms of non-dimensional grid-size dependent viscosity
573    C     diffKhT   :: Laplacian diffusion coeff. for mixing of
574  C                 heat laterally ( m^2/s )  C                 heat laterally ( m^2/s )
575  C     diffKzT   - Laplacian diffusion coeff. for mixing of  C     diffKrNrT :: vertical profile of Laplacian diffusion coeff.
576  C                 heat vertically ( m^2/s )  C                 for mixing of heat vertically ( units of r^2/s )
577  C     diffKpT   - Laplacian diffusion coeff. for mixing of  C     diffK4T   :: Biharmonic diffusion coeff. for mixing of
 C                 heat vertically ( Pa^2/s )  
 C     diffKrT   - Laplacian diffusion coeff. for mixing of  
 C                 heat vertically ( units of r^2/s )  
 C     diffK4T   - Biharmonic diffusion coeff. for mixing of  
578  C                 heat laterally ( m^4/s )  C                 heat laterally ( m^4/s )
579  C     diffKhS  -  Laplacian diffusion coeff. for mixing of  C     diffKhS  ::  Laplacian diffusion coeff. for mixing of
580  C                 salt laterally ( m^2/s )  C                 salt laterally ( m^2/s )
581  C     diffKzS   - Laplacian diffusion coeff. for mixing of  C     diffKrNrS :: vertical profile of Laplacian diffusion coeff.
582  C                 salt vertically ( m^2/s )  C                 for mixing of salt vertically ( units of r^2/s ),
583  C     diffKpS   - Laplacian diffusion coeff. for mixing of  C     diffK4S   :: Biharmonic diffusion coeff. for mixing of
 C                 salt vertically ( Pa^2/s )  
 C     diffKrS   - Laplacian diffusion coeff. for mixing of  
 C                 salt vertically ( units of r^2/s )  
 C     diffK4S   - Biharmonic diffusion coeff. for mixing of  
584  C                 salt laterally ( m^4/s )  C                 salt laterally ( m^4/s )
585  C     deltaT    - Default timestep ( s )  C     diffKrBL79surf :: T/S surface diffusivity (m^2/s) Bryan and Lewis, 1979
586  C     deltaTClock  - Timestep used as model "clock". This determines the  C     diffKrBL79deep :: T/S deep diffusivity (m^2/s) Bryan and Lewis, 1979
587    C     diffKrBL79scl  :: depth scale for arctan fn (m) Bryan and Lewis, 1979
588    C     diffKrBL79Ho   :: depth offset for arctan fn (m) Bryan and Lewis, 1979
589    C     BL79LatVary    :: polarwise of this latitude diffKrBL79 is applied with
590    C                       gradual transition to diffKrBLEQ towards Equator
591    C     diffKrBLEQsurf :: same as diffKrBL79surf but at Equator
592    C     diffKrBLEQdeep :: same as diffKrBL79deep but at Equator
593    C     diffKrBLEQscl  :: same as diffKrBL79scl but at Equator
594    C     diffKrBLEQHo   :: same as diffKrBL79Ho but at Equator
595    C     deltaT    :: Default timestep ( s )
596    C     deltaTClock  :: Timestep used as model "clock". This determines the
597  C                    IO frequencies and is used in tagging output. It can  C                    IO frequencies and is used in tagging output. It can
598  C                    be totally different to the dynamical time. Typically  C                    be totally different to the dynamical time. Typically
599  C                    it will be the deep-water timestep for accelerated runs.  C                    it will be the deep-water timestep for accelerated runs.
600  C                    Frequency of checkpointing and dumping of the model state  C                    Frequency of checkpointing and dumping of the model state
601  C                    are referenced to this clock. ( s )  C                    are referenced to this clock. ( s )
602  C     deltaTMom    - Timestep for momemtum equations ( s )  C     deltaTMom    :: Timestep for momemtum equations ( s )
603  C     deltaTtracer - Timestep for tracer equations ( s )  C     dTtracerLev  :: Timestep for tracer equations ( s ), function of level k
604  C     freesurfFac  - Parameter to turn implicit free surface term on or off  C     deltaTfreesurf :: Timestep for free-surface equation ( s )
605    C     freesurfFac  :: Parameter to turn implicit free surface term on or off
606  C                    freesurfac = 1. uses implicit free surface  C                    freesurfac = 1. uses implicit free surface
607  C                    freesurfac = 0. uses rigid lid  C                    freesurfac = 0. uses rigid lid
608  C     hFacMin      - Minimum fraction size of a cell (affects hFacC etc...)  C     abEps        :: Adams-Bashforth-2 stabilizing weight
609  C     hFacMinDz    - Minimum dimesional size of a cell (affects hFacC etc..., m)  C     alph_AB      :: Adams-Bashforth-3 primary factor
610  C     hFacMinDp    - Minimum dimesional size of a cell (affects hFacC etc..., Pa)  C     beta_AB      :: Adams-Bashforth-3 secondary factor
611  C     hFacMinDr    - Minimum dimesional size of a cell (affects hFacC etc..., units of r)  C     implicSurfPress :: parameter of the Crank-Nickelson time stepping :
612  C     tauCD        - CD scheme coupling timescale ( 1/s )  C                     Implicit part of Surface Pressure Gradient ( 0-1 )
613  C     rCD          - CD scheme normalised coupling parameter ( 0-1 )  C     implicDiv2Dflow :: parameter of the Crank-Nickelson time stepping :
614  C     GMmaxslope    - max. slope allowed in GM/Redi tensor  C                     Implicit part of barotropic flow Divergence ( 0-1 )
615  C     GMlength      - Length to use in Visbeck et al. formula for K (m)  C     implicitNHPress :: parameter of the Crank-Nickelson time stepping :
616  C     GMalpha       - alpha to use in Visbeck et al. formula for K  C                     Implicit part of Non-Hydrostatic Pressure Gradient ( 0-1 )
617  C     GMdepth       - Depth over which to integrate Richardson # (Visbeck et al.)  C     hFacMin      :: Minimum fraction size of a cell (affects hFacC etc...)
618  C     GMkbackground - background value of GM/Redi diffusion coefficient ( m^2/s )  C     hFacMinDz    :: Minimum dimensional size of a cell (affects hFacC etc..., m)
619  C     GMmaxval      - max. value of KapGM allowed in GM/Redi scheme ( m^2/s )  C     hFacMinDp    :: Minimum dimensional size of a cell (affects hFacC etc..., Pa)
620  C     startTime     - Starting time for this integration ( s ).  C     hFacMinDr    :: Minimum dimensional size of a cell (-> hFacC etc..., r units)
621  C     endTime       - Ending time for this integration ( s ).  C     hFacInf      :: Threshold (inf and sup) for fraction size of surface cell
622  C     chkPtFreq     - Frequency of rolling check pointing ( s ).  C     hFacSup          that control vanishing and creating levels
623  C     pChkPtFreq    - Frequency of permanent check pointing ( s ).  C     tauCD         :: CD scheme coupling timescale ( s )
624  C     dumpFreq      - Frequency with which model state is written to  C     rCD           :: CD scheme normalised coupling parameter (= 1 - deltaT/tauCD)
625    C     epsAB_CD      :: Adams-Bashforth-2 stabilizing weight used in CD scheme
626    C     baseTime      :: model base time (time origin) = time @ iteration zero
627    C     startTime     :: Starting time for this integration ( s ).
628    C     endTime       :: Ending time for this integration ( s ).
629    C     chkPtFreq     :: Frequency of rolling check pointing ( s ).
630    C     pChkPtFreq    :: Frequency of permanent check pointing ( s ).
631    C     dumpFreq      :: Frequency with which model state is written to
632  C                     post-processing files ( s ).  C                     post-processing files ( s ).
633  C     afFacMom      - Advection of momentum term tracer parameter  C     diagFreq      :: Frequency with which model writes diagnostic output
634  C     vfFacMom      - Momentum viscosity tracer parameter  C                     of intermediate quantities.
635  C     pfFacMom      - Momentum pressure forcing tracer parameter  C     afFacMom      :: Advection of momentum term tracer parameter
636  C     cfFacMom      - Coriolis term tracer parameter  C     vfFacMom      :: Momentum viscosity tracer parameter
637  C     foFacMom      - Momentum forcing tracer parameter  C     pfFacMom      :: Momentum pressure forcing tracer parameter
638  C     mtFacMom      - Metric terms tracer parameter  C     cfFacMom      :: Coriolis term tracer parameter
639  C     cosPower      - Power of cosine of latitude to multiply viscosity  C     foFacMom      :: Momentum forcing tracer parameter
640  C     cAdjFreq      - Frequency of convective adjustment  C     mtFacMom      :: Metric terms tracer parameter
641    C     cosPower      :: Power of cosine of latitude to multiply viscosity
642    C     cAdjFreq      :: Frequency of convective adjustment
643  C  C
644  C     taveFreq      - Frequency with which time-averaged model state is written to  C     taveFreq      :: Frequency with which time-averaged model state
645  C                     post-processing files ( s ).  C                      is written to post-processing files ( s ).
646  C     tauThetaClimRelax - Relaxation to climatology time scale ( s ).  C     tave_lastIter :: (for state variable only) fraction of the last time
647  C     lambdaThetaClimRelax - Inverse time scale for relaxation ( 1/s ).  C                      step (of each taveFreq period) put in the time average.
648  C     tauSaltClimRelax - Relaxation to climatology time scale ( s ).  C                      (fraction for 1rst iter = 1 - tave_lastIter)
649  C     lambdaSaltClimRelax - Inverse time scale for relaxation ( 1/s ).  C     tauThetaClimRelax :: Relaxation to climatology time scale ( s ).
650  C     externForcingPeriod - Is the period of which forcing varies (eg. 1 month)  C     tauSaltClimRelax :: Relaxation to climatology time scale ( s ).
651  C     externForcingCycle - Is the repeat time of the forcing (eg. 1 year)  C     latBandClimRelax :: latitude band where Relaxation to Clim. is applied,
652    C                         i.e. where |yC| <= latBandClimRelax
653    C     externForcingPeriod :: Is the period of which forcing varies (eg. 1 month)
654    C     externForcingCycle :: Is the repeat time of the forcing (eg. 1 year)
655  C                          (note: externForcingCycle must be an integer  C                          (note: externForcingCycle must be an integer
656  C                           number times externForcingPeriod)  C                           number times externForcingPeriod)
657  C     horiVertRatio      - Ratio on units in vertical to units in horizontal.  C     convertFW2Salt :: salinity, used to convert Fresh-Water Flux to Salt Flux
658  C     recip_horiVertRatio  ( 1 if horiz in m and vertical in m ).  C                       (use model surface (local) value if set to -1)
659  C                          ( g*rho if horiz in m and vertical in Pa ).  C     temp_EvPrRn :: temperature of Rain & Evap.
660  C     latFFTFiltLo       - Low latitude for FFT filtering of latitude  C     salt_EvPrRn :: salinity of Rain & Evap.
661  C                          circles ( see filter*.F )  C        (notes: a) tracer content of Rain/Evap only used if both
662        COMMON /PARM_R/ cg2dTargetResidual, cg2dpcOffDFac,  C                     NonLin_FrSurf & useRealFreshWater are set.
663       & cg3dTargetResidual,  C                b) use model surface (local) value if set to UNSET_RL)
664       & delP, delZ, delR, delX, delY,  C     hMixCriteria:: criteria for mixed-layer diagnostic
665       & deltaT,deltaTmom, deltaTtracer, deltaTClock,abeps, startTime,  C     dRhoSmall   :: parameter for mixed-layer diagnostic
666       & phiMin, thetaMin, rSphere, recip_RSphere, f0, fCori, beta,  C     hMixSmooth  :: Smoothing parameter for mixed-layer diag (default=0=no smoothing)
667       & viscAh,  viscAz,  viscA4,  viscAr,  C     ivdc_kappa  :: implicit vertical diffusivity for convection [m^2/s]
668       & diffKhT, diffKzT, diffK4T, diffKrT,  C     Ro_SeaLevel :: standard position of Sea-Level in "R" coordinate, used as
669       & diffKhS, diffKzS, diffK4S, diffKrS,  C                    starting value (k=1) for vertical coordinate (rf(1)=Ro_SeaLevel)
670       & delT, tauCD, rCD, freeSurfFac, hFacMin, hFacMinDz,  C     sideDragFactor     :: side-drag scaling factor (used only if no_slip_sides)
671       & GMmaxslope,GMlength,GMalpha,GMdepth,GMkbackground,GMmaxval,  C                           (default=2: full drag ; =1: gives half-slip BC)
672       & gravity, recip_Gravity, gBaro, rhonil, recip_rhonil,  C     bottomDragLinear    :: Linear    bottom-drag coefficient (units of [r]/s)
673       & recip_rhoConst, rhoConst, tRef, sRef,  C     bottomDragQuadratic :: Quadratic bottom-drag coefficient (units of [r]/m)
674       & endTime, chkPtFreq, pchkPtFreq, dumpFreq, taveFreq,  C               (if using zcoordinate, units becomes linear: m/s, quadratic: [-])
675    C     smoothAbsFuncRange :: 1/2 of interval around zero, for which FORTRAN ABS
676    C                           is to be replace by a smoother function
677    C                           (affects myabs, mymin, mymax)
678    C     nh_Am2        :: scales the non-hydrostatic terms and changes internal scales
679    C                      (i.e. allows convection at different Rayleigh numbers)
680    C     phiEuler      :: Euler angle, rotation about original z-axis
681    C     thetaEuler    :: Euler angle, rotation about new x-axis
682    C     psiEuler      :: Euler angle, rotation about new z-axis
683          COMMON /PARM_R/ cg2dTargetResidual, cg2dTargetResWunit,
684         & cg2dpcOffDFac, cg3dTargetResidual,
685         & delR, delRc, delX, delY,
686         & deltaT, deltaTmom, dTtracerLev, deltaTfreesurf, deltaTClock,
687         & abEps, alph_AB, beta_AB,
688         & xgOrigin, ygOrigin, rSphere, recip_RSphere, f0, beta,
689         & viscAh, viscAhW, viscAhMax,
690         & viscAhGrid, viscAhGridMax, viscAhGridMin,
691         & viscC2leith, viscC2leithD,
692         & viscC2smag, viscC4smag,
693         & viscAhD, viscAhZ, viscA4D, viscA4Z,
694         & viscA4, viscA4W, viscA4Max,
695         & viscA4Grid, viscA4GridMax, viscA4GridMin,
696         & viscAhReMax, viscA4ReMax,
697         & viscC4leith, viscC4leithD, viscArNr,
698         & diffKhT, diffK4T, diffKrNrT,
699         & diffKhS, diffK4S, diffKrNrS,
700         & diffKrBL79surf, diffKrBL79deep, diffKrBL79scl, diffKrBL79Ho,
701         & BL79LatVary,
702         & diffKrBLEQsurf, diffKrBLEQdeep, diffKrBLEQscl, diffKrBLEQHo,
703         & tauCD, rCD, epsAB_CD,
704         & freeSurfFac, implicSurfPress, implicDiv2Dflow, implicitNHPress,
705         & hFacMin, hFacMinDz, hFacInf, hFacSup,
706         & gravity, recip_gravity, gBaro,
707         & rhonil, recip_rhonil, rhoConst, recip_rhoConst,
708         & rhoFacC, recip_rhoFacC, rhoFacF, recip_rhoFacF,
709         & rhoConstFresh, rho1Ref, tRef, sRef, phiRef, dBdrRef,
710         & rVel2wUnit, wUnit2rVel, mass2rUnit, rUnit2mass,
711         & baseTime, startTime, endTime,
712         & chkPtFreq, pChkPtFreq, dumpFreq, adjDumpFreq,
713         & diagFreq, taveFreq, tave_lastIter, monitorFreq, adjMonitorFreq,
714       & afFacMom, vfFacMom, pfFacMom, cfFacMom, foFacMom, mtFacMom,       & afFacMom, vfFacMom, pfFacMom, cfFacMom, foFacMom, mtFacMom,
715       & cosPower,       & cosPower, cAdjFreq, omega, rotationPeriod,
716       & cAdjFreq, omega, tauThetaClimRelax, lambdaThetaClimRelax,       & tauThetaClimRelax, tauSaltClimRelax, latBandClimRelax,
      & tauSaltClimRelax, lambdaSaltClimRelax,  
717       & externForcingCycle, externForcingPeriod,       & externForcingCycle, externForcingPeriod,
718       & viscAp, diffKpT, diffKpS, hFacMinDr, hFacMinDp,       & convertFW2Salt, temp_EvPrRn, salt_EvPrRn,
719       & theta_S, specVol_S, horiVertRatio, recip_horiVertRatio,       & hFacMinDr, hFacMinDp,
720       & latFFTFiltLo       & ivdc_kappa, hMixCriteria, dRhoSmall, hMixSmooth, Ro_SeaLevel,
721         & sideDragFactor, bottomDragLinear, bottomDragQuadratic, nh_Am2,
722         & smoothAbsFuncRange,
723         & tCylIn, tCylOut,
724         & phiEuler, thetaEuler, psiEuler
725    
726        _RL cg2dTargetResidual        _RL cg2dTargetResidual
727          _RL cg2dTargetResWunit
728        _RL cg3dTargetResidual        _RL cg3dTargetResidual
729        _RL cg2dpcOffDFac        _RL cg2dpcOffDFac
       _RL delZ(Nr)  
       _RL delP(Nr)  
730        _RL delR(Nr)        _RL delR(Nr)
731          _RL delRc(Nr+1)
732        _RL delX(Nx)        _RL delX(Nx)
733        _RL delY(Ny)        _RL delY(Ny)
734        _RL deltaT        _RL deltaT
735        _RL deltaTClock        _RL deltaTClock
736        _RL deltaTmom        _RL deltaTmom
737        _RL deltaTtracer        _RL dTtracerLev(Nr)
738        _RL abeps        _RL deltaTfreesurf
739        _RL phiMin        _RL abEps, alph_AB, beta_AB
740        _RL thetaMin        _RL xgOrigin
741          _RL ygOrigin
742        _RL rSphere        _RL rSphere
743        _RL recip_RSphere        _RL recip_rSphere
744        _RL f0        _RL f0
745        _RL freeSurfFac        _RL freeSurfFac
746          _RL implicSurfPress
747          _RL implicDiv2Dflow
748          _RL implicitNHPress
749        _RL hFacMin        _RL hFacMin
750        _RL hFacMinDz        _RL hFacMinDz
751        _RL hFacMinDp        _RL hFacMinDp
752        _RL hFacMinDr        _RL hFacMinDr
753          _RL hFacInf
754          _RL hFacSup
755        _RL beta        _RL beta
756          _RL viscArNr(Nr)
757        _RL viscAh        _RL viscAh
758        _RL viscAz        _RL viscAhW
759        _RL viscAp        _RL viscAhD
760        _RL viscAr        _RL viscAhZ
761        _RL viscA4        _RL viscAhMax
762        _RL diffKhT        _RL viscAhReMax
763        _RL diffKrT        _RL viscAhGrid, viscAhGridMax, viscAhGridMin
764        _RL diffKzT        _RL viscC2leith
765        _RL diffKpT        _RL viscC2leithD
766        _RL diffK4T        _RL viscC2smag
767        _RL diffKhS        _RL viscA4
768        _RL diffKrS        _RL viscA4W
769        _RL diffKzS        _RL viscA4D
770        _RL diffKpS        _RL viscA4Z
771        _RL diffK4S        _RL viscA4Max
772        _RL delt        _RL viscA4ReMax
773        _RL tauCD        _RL viscA4Grid, viscA4GridMax, viscA4GridMin
774        _RL rCD        _RL viscC4leith
775        _RL GMmaxslope        _RL viscC4leithD
776        _RL GMlength        _RL viscC4smag
777        _RL GMalpha        _RL diffKhT
778        _RL GMdepth        _RL diffKrNrT(Nr)
779        _RL GMkbackground        _RL diffK4T
780        _RL GMmaxval        _RL diffKhS
781          _RL diffKrNrS(Nr)
782          _RL diffK4S
783          _RL diffKrBL79surf
784          _RL diffKrBL79deep
785          _RL diffKrBL79scl
786          _RL diffKrBL79Ho
787          _RL BL79LatVary
788          _RL diffKrBLEQsurf
789          _RL diffKrBLEQdeep
790          _RL diffKrBLEQscl
791          _RL diffKrBLEQHo
792          _RL tauCD, rCD, epsAB_CD
793        _RL gravity        _RL gravity
794        _RL recip_gravity        _RL recip_gravity
795        _RL gBaro        _RL gBaro
796        _RL rhonil        _RL rhonil,        recip_rhonil
797        _RL recip_rhonil        _RL rhoConst,      recip_rhoConst
798        _RL rhoConst        _RL rhoFacC(Nr),   recip_rhoFacC(Nr)
799        _RL recip_rhoConst        _RL rhoFacF(Nr+1), recip_rhoFacF(Nr+1)
800        _RL specVol_S(Nr)        _RL rhoConstFresh
801          _RL rho1Ref(Nr)
802        _RL tRef(Nr)        _RL tRef(Nr)
       _RL theta_S(Nr)  
803        _RL sRef(Nr)        _RL sRef(Nr)
804        _RS Fcori(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)        _RL phiRef(2*Nr+1)
805          _RL dBdrRef(Nr)
806          _RL rVel2wUnit(Nr+1), wUnit2rVel(Nr+1)
807          _RL mass2rUnit, rUnit2mass
808          _RL baseTime
809        _RL startTime        _RL startTime
810        _RL endTime        _RL endTime
811        _RL chkPtFreq        _RL chkPtFreq
812        _RL pChkPtFreq        _RL pChkPtFreq
813        _RL dumpFreq        _RL dumpFreq
814          _RL adjDumpFreq
815          _RL diagFreq
816        _RL taveFreq        _RL taveFreq
817          _RL tave_lastIter
818          _RL monitorFreq
819          _RL adjMonitorFreq
820        _RL afFacMom        _RL afFacMom
821        _RL vfFacMom        _RL vfFacMom
822        _RL pfFacMom        _RL pfFacMom
823        _RL cfFacMom        _RL cfFacMom
824        _RL foFacMom        _RL foFacMom
825        _RL mTFacMom        _RL mtFacMom
826        _RL cosPower        _RL cosPower
827        _RL cAdjFreq        _RL cAdjFreq
828        _RL omega        _RL omega
829          _RL rotationPeriod
830        _RL tauThetaClimRelax        _RL tauThetaClimRelax
       _RL lambdaThetaClimRelax  
831        _RL tauSaltClimRelax        _RL tauSaltClimRelax
832        _RL lambdaSaltClimRelax        _RL latBandClimRelax
833        _RL externForcingCycle        _RL externForcingCycle
834        _RL externForcingPeriod        _RL externForcingPeriod
835        _RL horiVertRatio        _RL convertFW2Salt
836        _RL recip_horiVertRatio        _RL temp_EvPrRn
837        _RL latFFTFiltLo        _RL salt_EvPrRn
838          _RL ivdc_kappa
839          _RL hMixCriteria
840          _RL dRhoSmall
841          _RL hMixSmooth
842          _RL Ro_SeaLevel
843          _RL sideDragFactor
844          _RL bottomDragLinear
845          _RL bottomDragQuadratic
846          _RL smoothAbsFuncRange
847          _RL nh_Am2
848          _RL tCylIn
849          _RL tCylOut
850          _RL phiEuler, thetaEuler, psiEuler
851    
852        COMMON /PARM_A/ HeatCapacity_Cp,recip_Cp,  C--   COMMON /PARM_A/ Thermodynamics constants ?
853       &                Lamba_theta        COMMON /PARM_A/ HeatCapacity_Cp,recip_Cp
854        _RL HeatCapacity_Cp        _RL HeatCapacity_Cp
       _RL Lamba_theta  
855        _RL recip_Cp        _RL recip_Cp
856    
857  C Equation of State (polynomial coeffients)  C--   COMMON /PARM_ATM/ Atmospheric physical parameters (Ideal Gas EOS, ...)
858        COMMON /PARM_EOS_NL/ eosC,eosSig0,eosRefT,eosRefS  C     celsius2K :: convert centigrade (Celsius) degree to Kelvin
859        _RL eosC(9,Nr+1),eosSig0(Nr+1),eosRefT(Nr+1),eosRefS(Nr+1)  C     atm_Po    :: standard reference pressure
860  C Linear equation of state  C     atm_Cp    :: specific heat (Cp) of the (dry) air at constant pressure
861  C     tAlpha    - Linear EOS thermal expansion coefficient ( 1/degree ).  C     atm_Rd    :: gas constant for dry air
862  C     sBeta     - Linear EOS haline contraction coefficient.  C     atm_kappa :: kappa = R/Cp (R: constant of Ideal Gas EOS)
863        COMMON /PARM_EOS_LIN/ tAlpha,sBeta,eosType  C     atm_Rq    :: water vapour specific volume anomaly relative to dry air
864        _RL tAlpha  C                  (e.g. typical value = (29/18 -1) 10^-3 with q [g/kg])
865        _RL sBeta  C     integr_GeoPot :: option to select the way we integrate the geopotential
866        character*(6) eosType  C                     (still a subject of discussions ...)
867    C     selectFindRoSurf :: select the way surf. ref. pressure (=Ro_surf) is
868  C These are input arrays (of integers) that contain the *absolute*  C             derived from the orography. Implemented: 0,1 (see INI_P_GROUND)
869  C computational index of an open-boundary (OB) point.        COMMON /PARM_ATM/
870  C A zero (0) element means there is no corresponding OB in that column/row.       &            celsius2K,
871  C The computational coordinate refers to "tracer" cells.       &            atm_Cp, atm_Rd, atm_kappa, atm_Rq, atm_Po,
872  C For a northern/southern OB, the OB V point is to the south/north.       &            integr_GeoPot, selectFindRoSurf
873  C For an eastern/western OB, the OB U point is to the west/east.        _RL celsius2K
874  C eg.        _RL atm_Po, atm_Cp, atm_Rd, atm_kappa, atm_Rq
875  C     OB_Jnorth(3)=34  means that:        INTEGER integr_GeoPot, selectFindRoSurf
876  C          T( 3 ,34) is a an OB point  
877  C          U(3:4,34) is a an OB point  C Logical flags for selecting packages
878  C          V( 4 ,34) is a an OB point        LOGICAL useGAD
879  C while        LOGICAL useOBCS
880  C     OB_Jsouth(3)=1  means that:        LOGICAL useSHAP_FILT
881  C          T( 3 ,1) is a an OB point        LOGICAL useZONAL_FILT
882  C          U(3:4,1) is a an OB point        LOGICAL useOPPS
883  C          V( 4 ,2) is a an OB point        LOGICAL usePP81
884  C        LOGICAL useMY82
885  C For convenience, negative values for Jnorth/Ieast refer to        LOGICAL useGGL90
886  C points relative to the Northern/Eastern edges of the model        LOGICAL useKPP
887  C eg. OB_Jnorth(3)=-1  means that the point (3,Ny-1) is a northern O-B.        LOGICAL useGMRedi
888  C        LOGICAL useDOWN_SLOPE
889        COMMON /PARM_OB/        LOGICAL useCAL
890       & OB_Jnorth,OB_Jsouth,OB_Ieast,OB_Iwest        LOGICAL useEXF
891        INTEGER OB_Jnorth(Nx)        LOGICAL useBulkForce
892        INTEGER OB_Jsouth(Nx)        LOGICAL useEBM
893        INTEGER OB_Ieast(Ny)        LOGICAL useCheapAML
894        INTEGER OB_Iwest(Ny)        LOGICAL useGrdchk
895          LOGICAL useSMOOTH
896          LOGICAL useECCO
897          LOGICAL useSBO
898          LOGICAL useFLT
899          LOGICAL usePTRACERS
900          LOGICAL useGCHEM
901          LOGICAL useRBCS
902          LOGICAL useOffLine
903          LOGICAL useMATRIX
904          LOGICAL useSEAICE
905          LOGICAL useSALT_PLUME
906          LOGICAL useShelfIce
907          LOGICAL useThSIce
908          LOGICAL useATM2d
909          LOGICAL useAIM
910          LOGICAL useLand
911          LOGICAL useFizhi
912          LOGICAL useGridAlt
913          LOGICAL useDiagnostics
914          LOGICAL useREGRID
915          LOGICAL useLayers
916          LOGICAL useMNC
917          LOGICAL useRunClock
918          LOGICAL useEMBED_FILES
919          LOGICAL useMYPACKAGE
920          COMMON /PARM_PACKAGES/
921         &        useGAD, useOBCS, useSHAP_FILT, useZONAL_FILT,
922         &        useOPPS, usePP81, useMY82, useGGL90, useKPP,
923         &        useGMRedi, useDOWN_SLOPE,
924         &        useCAL, useEXF, useBulkForce, useEBM, useCheapAML,
925         &        useGrdchk, useSMOOTH, useECCO, useSBO, useFLT,
926         &        usePTRACERS, useGCHEM, useRBCS, useOffLine, useMATRIX,
927         &        useSEAICE, useSALT_PLUME, useShelfIce, useThSIce,
928         &        useATM2D, useAIM, useLand, useFizhi, useGridAlt,
929         &        useDiagnostics, useREGRID, useLayers, useMNC,
930         &        useRunClock, useEMBED_FILES,
931         &        useMYPACKAGE
932    CEH3 ;;; Local Variables: ***
933    CEH3 ;;; mode:fortran ***
934    CEH3 ;;; End: ***
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