| 1 | MODULE paleoclimate_mod |
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| 2 | !======================================================================= |
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| 3 | ! subject: Module dedicated to paleoclimates studies |
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| 4 | ! -------- |
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| 5 | ! |
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| 6 | ! author: LL, 06/2023 |
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| 7 | ! ------ |
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| 8 | ! |
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| 9 | !======================================================================= |
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| 10 | |
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| 11 | implicit none |
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| 12 | |
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| 13 | logical, save :: paleoclimate ! False by default, is activate for paleoclimates specific processes (e.g., lag layer) |
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| 14 | ! is initialized in conf_phys |
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| 15 | |
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| 16 | !$OMP THREADPRIVATE(paleoclimate) |
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| 17 | real, save, allocatable, dimension(:,:) :: h2o_ice_depth ! Thickness of the lag before H2O ice [m] |
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| 18 | real, save, allocatable, dimension(:,:) :: lag_co2_ice ! Thickness of the lag before CO2 ice [m] |
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| 19 | real, save, allocatable, dimension(:,:) :: d_coef ! Diffusion coefficent |
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| 20 | real, save :: albedo_perennialco2 ! Albedo for perennial co2 ice [1] |
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| 21 | logical, save :: lag_layer ! Does lag layer is present? |
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| 22 | logical, save :: include_waterbuoyancy ! Include the effect of water buoyancy when computing the sublimation of water ice ? |
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| 23 | real, save :: albedo_co2_cap |
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| 24 | !$OMP THREADPRIVATE(h2o_ice_depth,lag_co2_ice,d_coef,albedo_perennialco2,lag_layer,include_waterbuoyancy,albedo_co2_cap) |
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| 25 | |
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| 26 | !======================================================================= |
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| 27 | contains |
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| 28 | !======================================================================= |
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| 29 | |
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| 30 | SUBROUTINE ini_paleoclimate_h(ngrid,nslope) |
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| 31 | |
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| 32 | implicit none |
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| 33 | |
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| 34 | integer, intent(in) :: ngrid ! number of atmospheric columns |
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| 35 | integer, intent(in) :: nslope ! number of slope within a mesh |
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| 36 | |
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| 37 | allocate(h2o_ice_depth(ngrid,nslope)) |
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| 38 | allocate(lag_co2_ice(ngrid,nslope)) |
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| 39 | allocate(d_coef(ngrid,nslope)) |
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| 40 | |
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| 41 | END SUBROUTINE ini_paleoclimate_h |
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| 42 | |
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| 43 | !======================================================================= |
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| 44 | SUBROUTINE end_paleoclimate_h |
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| 45 | |
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| 46 | implicit none |
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| 47 | |
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| 48 | if (allocated(d_coef)) deallocate(d_coef) |
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| 49 | if (allocated(h2o_ice_depth)) deallocate(h2o_ice_depth) |
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| 50 | if (allocated(lag_co2_ice)) deallocate(lag_co2_ice) |
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| 51 | |
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| 52 | END SUBROUTINE end_paleoclimate_h |
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| 53 | |
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| 54 | END MODULE paleoclimate_mod |
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