[283] | 1 | ##General options |
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| 2 | ##~~~~~~~~~~~~~~~ |
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| 3 | #Run with or without tracer transport ? |
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| 4 | tracer=.true. |
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| 5 | |
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| 6 | #Diurnal cycle ? if diurnal=False, diurnal averaged solar heating |
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| 7 | diurnal=.true. |
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| 8 | |
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| 9 | #Seasonal cycle ? if season=False, Ls stays constant, to value set in "start" |
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| 10 | season = .true. |
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| 11 | |
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| 12 | #write some more output on the screen ? |
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| 13 | lwrite = .false. |
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| 14 | |
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| 15 | #Save statistics in file "stats.nc" ? |
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| 16 | callstats =.true. |
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| 17 | |
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| 18 | #Save EOF profiles in file "profiles" for Climate Database? |
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| 19 | calleofdump = .false. |
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| 20 | |
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[685] | 21 | #Directory where external input files are: |
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| 22 | datadir=/users/forget/WWW/datagcm/datafile/ |
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| 23 | |
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[283] | 24 | ## Dust scenario. Used if the dust is prescribed (i.e. if tracer=F or active=F) |
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| 25 | ## ~~~~~~~~~~~~~ |
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| 26 | # =1 Dust opt.deph read in startfi; =2 Viking scenario; =3 MGS scenario, |
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| 27 | # =4 Mars Year 24 from TES assimilation (old version of MY24; dust_tes.nc file) |
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[677] | 28 | # =6 "cold" (low dust) scenario ; =7 "warm" (high dust) scenario |
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| 29 | # =24 Mars Year 24 ; =25 Mars Year 25 (year with a global dust storm) ; ... |
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| 30 | # =30 Mars Year 30 |
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[685] | 31 | iaervar = 26 |
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[627] | 32 | # Dust opacity at 610 Pa (when constant, i.e. for the iaervar=1 case) |
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[283] | 33 | tauvis=0.2 |
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| 34 | # Dust vertical distribution: |
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| 35 | # (=0: old distrib. (Pollack90), =1: top set by "topdustref", |
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| 36 | # =2: Viking scenario; =3 MGS scenario) |
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| 37 | iddist = 3 |
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| 38 | # Dust top altitude (km). (Matters only if iddist=1) |
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| 39 | topdustref = 55. |
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| 40 | |
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| 41 | ## Physical Parameterizations : |
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| 42 | ## ~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 43 | # call radiative transfer ? |
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| 44 | callrad = .true. |
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| 45 | # call NLTE radiative schemes ? matters only if callrad=T |
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| 46 | callnlte = .true. |
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| 47 | # call CO2 NIR absorption ? matters only if callrad=T |
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| 48 | callnirco2 = .true. |
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| 49 | # call turbulent vertical diffusion ? |
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| 50 | calldifv = .true. |
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| 51 | # call convective adjustment ? |
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| 52 | calladj = .true. |
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| 53 | # call CO2 condensation ? |
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| 54 | callcond =.true. |
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| 55 | # call thermal conduction in the soil ? |
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| 56 | callsoil = .true. |
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| 57 | # call Lott's gravity wave/subgrid topography scheme ? |
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| 58 | calllott = .true. |
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| 59 | # Impose polar cap surface albedos as observed by TES? |
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| 60 | TESicealbedo = .true. |
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[685] | 61 | ## Coefficient for Northern cap albedoes |
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| 62 | TESice_Ncoef=1.4 |
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| 63 | ## Coefficient for Southern cap albedoes |
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| 64 | TESice_Scoef=1.4 |
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[283] | 65 | |
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[685] | 66 | |
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[283] | 67 | ## Radiative transfer options : |
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| 68 | ## ~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 69 | # the rad.transfer is computed every "iradia" physical timestep |
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| 70 | iradia = 1 |
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| 71 | # Output of the exchange coefficient mattrix ? for diagnostic only |
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| 72 | callg2d = .false. |
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| 73 | # Rayleigh scattering : (should be .false. for now) |
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| 74 | rayleigh = .false. |
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| 75 | |
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| 76 | ## Tracer (dust water, ice and/or chemical species) options (used if tracer=T): |
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| 77 | ## ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 78 | # DUST: Transported dust ? (if >0, use 'dustbin' dust bins) |
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| 79 | dustbin = 2 |
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| 80 | # DUST: Radiatively active dust ? (matters if dustbin>0) |
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| 81 | active = .true. |
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| 82 | # DUST: use mass and number mixing ratios to predict dust size ? |
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| 83 | doubleq = .true. |
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| 84 | # DUST: use a small population of dust particules (submicron dust)? |
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| 85 | submicron = .false. |
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| 86 | # DUST: lifted by GCM surface winds ? |
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| 87 | lifting = .true. |
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| 88 | # DUST: lifted by dust devils ? |
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| 89 | callddevil = .false. |
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[685] | 90 | # DUST: Scavenging by H2O/CO2 snowfall ? |
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| 91 | scavenging = .true. |
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[283] | 92 | # DUST/WATERICE: Gravitationnal sedimentation ? |
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| 93 | sedimentation = .true. |
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| 94 | # WATERICE: Radiatively active transported atmospheric water ice ? |
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| 95 | activice = .true. |
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| 96 | # WATER: Compute water cycle |
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| 97 | water = .true. |
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[520] | 98 | # WATER: Microphysical scheme for water-ice clouds? |
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| 99 | microphys = .true. |
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[685] | 100 | # WATER: parameter contact |
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| 101 | mteta = 0.95 |
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[283] | 102 | # WATER: current permanent caps at both poles. True IS RECOMMENDED |
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| 103 | # (with .true., North cap is a source of water and South pole |
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| 104 | # is a cold trap) |
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| 105 | caps = .true. |
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[685] | 106 | # WATER: Water ice albedo ? |
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| 107 | albedo_h2o_ice = 0.35 |
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| 108 | # WATER: Water ice thermal inertia |
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| 109 | inert_h2o_ice = 800 |
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| 110 | # WATER: Frost thickness threshold for albedo |
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[283] | 111 | frost_albedo_threshold = 0.005 |
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[685] | 112 | # WATER: Effective variance for sedimentation for the log-normal |
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| 113 | # distribution of ice particles ? |
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| 114 | nuice_sed=0.1 |
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[686] | 115 | # WATER: microphysics is computed "imicro" times per physical timestep |
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| 116 | imicro = 15 |
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[283] | 117 | # PHOTOCHEMISTRY: include chemical species |
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| 118 | photochem = .false. |
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| 119 | |
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| 120 | ## Thermospheric options (relevant if tracer=T) : |
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| 121 | ##~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 122 | # call thermosphere ? |
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| 123 | callthermos = .false. |
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| 124 | # WATER: included without cycle (only if water=.false.) |
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| 125 | thermoswater = .false. |
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| 126 | # call thermal conduction ? (only if callthermos=.true.) |
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| 127 | callconduct = .false. |
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| 128 | # call EUV heating ? (only if callthermos=.true.) |
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| 129 | calleuv=.false. |
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| 130 | # call molecular viscosity ? (only if callthermos=.true.) |
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| 131 | callmolvis = .false. |
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| 132 | # call molecular diffusion ? (only if callthermos=.true.) |
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| 133 | callmoldiff = .false. |
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| 134 | # call thermospheric photochemistry ? (only if callthermos=.true.) |
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| 135 | thermochem = .false. |
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| 136 | # date for solar flux calculation: (1985 < date < 2002) |
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| 137 | ## (Solar min=1996.4 ave=1993.4 max=1990.6) |
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| 138 | solarcondate = 1993.4 |
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| 139 | |
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[685] | 140 | ## Thermals |
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| 141 | ## ~~~~~~~~ |
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| 142 | calltherm = .true. |
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| 143 | callrichsl = .true. |
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[283] | 144 | |
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