source: trunk/LMDZ.COMMON/libf/evolution/pemetat0.F90 @ 2962

   SUBROUTINE pemetat0(filename,ngrid,nsoil_GCM,nsoil_PEM,nslope,timelen,timestep,TI_PEM,tsoil_PEM_yr1,tsoil_PEM,ice_table, ice_table_thickness, &
                      tsurf_ave_yr1,tsurf_ave_yr2,q_co2,q_h2o,ps_inst,tsoil_inst,tend_h2oglaciers,tend_co2glaciers,co2ice,waterice, &
                      global_ave_pressure,watersurf_ave,watersoil_ave, m_co2_regolith_phys,deltam_co2_regolith_phys,  &
                      m_h2o_regolith_phys,deltam_h2o_regolith_phys, water_reservoir)
   
   use iostart_PEM, only:  open_startphy, close_startphy, get_field, get_var
   use comsoil_h_PEM, only: soil_pem,layer_PEM, mlayer_PEM,fluxgeo,inertiedat_PEM,water_reservoir_nom,depth_breccia,depth_bedrock,index_breccia,index_bedrock
   use comsoil_h, only:  volcapa,inertiedat 
   use adsorption_mod, only : regolith_adsorption,adsorption_pem
   USE temps_mod_evol, ONLY: year_PEM
   USE ice_table_mod, only: computeice_table_equilibrium
   USE constants_marspem_mod,only: alpha_clap_h2o,beta_clap_h2o, &
                                   TI_breccia,TI_bedrock
   use soil_thermalproperties_mod, only: update_soil_thermalproperties
#ifndef CPP_STD   
   use surfdat_h, only: watercaptag
#endif

  implicit none
 
  character(len=*), intent(in) :: filename                    ! name of the startfi_PEM.nc
  integer,intent(in) :: ngrid                                 ! # of physical grid points
  integer,intent(in) :: nsoil_GCM                             ! # of vertical grid points in the GCM
  integer,intent(in) :: nsoil_PEM                             ! # of vertical grid points in the PEM
  integer,intent(in) :: nslope                                ! # of sub-grid slopes
  integer,intent(in) :: timelen                               ! # time samples
  real, intent(in) :: tsurf_ave_yr1(ngrid,nslope)             ! surface temperature at the first year of GCM call [K]
  real,intent(in) :: tsurf_ave_yr2(ngrid,nslope)              ! surface temperature at the second  year of GCM call [K]
  real,intent(in) :: q_co2(ngrid,timelen)                     ! MMR tracer co2 [kg/kg]
  real,intent(in) :: q_h2o(ngrid,timelen)                     ! MMR tracer h2o [kg/kg]
  real,intent(in) :: ps_inst(ngrid,timelen)                   ! surface pressure [Pa]
  real,intent(in) :: timestep                                 ! time step [s]
  real,intent(in) :: tend_h2oglaciers(ngrid,nslope)           ! tendencies on h2o glaciers 
  real,intent(in) :: tend_co2glaciers(ngrid,nslope)           ! tendencies on co2 glaciers
  real,intent(in) :: co2ice(ngrid,nslope)                     ! co2 ice amount [kg/m^2]
  real,intent(in) :: waterice(ngrid,nslope)                   ! water ice amount [kg/m^2]
  real, intent(in) :: tsoil_PEM_yr1(ngrid,nsoil_PEM,nslope)   ! soil temperature during 1st year [K]
  real, intent(in) :: watersurf_ave(ngrid,nslope)             ! surface water ice density, yearly averaged  (kg/m^3)
  real, intent(inout) :: watersoil_ave(ngrid,nsoil_PEM,nslope)! surface water ice density, yearly averaged (kg/m^3)
  real, intent(in) :: global_ave_pressure                     ! mean average pressure on the planet [Pa]
! outputs

  real,intent(inout) :: TI_PEM(ngrid,nsoil_PEM,nslope)                ! soil (mid-layer) thermal inertia in the PEM grid [SI]
  real,intent(inout) :: tsoil_PEM(ngrid,nsoil_PEM,nslope)             ! soil (mid-layer) temperature [K]
  real,intent(inout) :: ice_table(ngrid,nslope)                       ! Ice table depth [m]
  real,intent(inout) :: ice_table_thickness(ngrid,nslope)             ! Ice table thickness [m]
  real,intent(inout) :: tsoil_inst(ngrid,nsoil_PEM,nslope,timelen)    ! instantaneous soil (mid-layer) temperature [K]
  real,intent(inout) :: m_co2_regolith_phys(ngrid,nsoil_PEM,nslope)   ! mass of co2 adsorbed [kg/m^2]
  real,intent(out) :: deltam_co2_regolith_phys(ngrid)                 ! mass of co2 that is exchanged due to adsorption desorption [kg/m^2]
  real,intent(inout) :: m_h2o_regolith_phys(ngrid,nsoil_PEM,nslope)   ! mass of h2o adsorbed [kg/m^2]
  real,intent(out) :: deltam_h2o_regolith_phys(ngrid)                 ! mass of h2o that is exchanged due to adsorption desorption [kg/m^2]
  real,intent(inout) :: water_reservoir(ngrid)                        ! mass of h2o that is exchanged due to adsorption desorption [kg/m^2]
! local
   real :: tsoil_startPEM(ngrid,nsoil_PEM,nslope)                     ! soil temperature saved in the start [K]
   real :: TI_startPEM(ngrid,nsoil_PEM,nslope)                        ! soil thermal inertia saved in the start [SI]
   LOGICAL :: found                                                   ! check if variables are found in the start
   LOGICAL :: found2                                                  ! check if variables are found in the start
   integer :: iloop,ig,islope,it,isoil                                ! index for loops
   real :: kcond                                                      ! Thermal conductivity, intermediate variable [SI]
   real :: delta                                                      ! Depth of the interface regolith-breccia, breccia -bedrock [m]
   CHARACTER*2 :: num                                                 ! intermediate string to read PEM start sloped variables
   real :: tsoil_saved(ngrid,nsoil_PEM)                               ! saved soil temperature [K]
   real :: tsoil_tmp_yr1(ngrid,nsoil_PEM,nslope)                      ! intermediate soil temperature during yr1[K]
   real :: tsoil_tmp_yr2(ngrid,nsoil_PEM,nslope)                      ! intermediate soil temperature during yr 2 [K]
   real :: alph_tmp(ngrid,nsoil_PEM-1)                                ! Intermediate for tsoil computation []
   real :: beta_tmp(ngrid,nsoil_PEM-1)                                ! Intermediate for tsoil computatio []                               
   real :: year_PEM_read                                              ! Year of the PEM previous run
   LOGICAL :: startpem_file                                           ! boolean to check if we read the startfile or not

!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!!!
!!! Purpose: read start_pem. Need a specific iostart_PEM
!!!
!!! Order: 0. Previous year of the PEM run
!!!        1. Thermal Inertia 
!!!        2. Soil Temperature
!!!        3. Ice table
!!!        4. Mass of CO2 & H2O adsorbed
!!!        5. Water reservoir
!!!
!!! /!\ This order must be respected !
!!! Author: LL
!!!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!


!0. Check if the start_PEM exist.

inquire(file=filename,exist =  startpem_file)

write(*,*)'Is start PEM?',startpem_file

!1. Run

if (startpem_file) then
   ! open pem initial state file:
   call open_startphy(filename)

   call get_var("Time",year_PEM_read,found)
   year_PEM=INT(year_PEM_read)
   if(.not.found) then
      write(*,*)'PEMetat0: failed loading year_PEM; take default=0'
   else
      write(*,*)'year_PEM of startpem=', year_PEM
   endif

    if(soil_pem) then
 
!1. Thermal Inertia
! a. General case

DO islope=1,nslope
  write(num,fmt='(i2.2)') islope
  call get_field("TI_PEM_slope"//num,TI_startPEM(:,:,islope),found)
   if(.not.found) then
      write(*,*)'PEM settings: failed loading <TI_PEM_slope'//num//'>'
      write(*,*)'will reconstruct the values of TI_PEM'

      do ig = 1,ngrid
          if(TI_PEM(ig,index_breccia,islope).lt.TI_breccia) then 
!!! transition
             delta = depth_breccia
             TI_PEM(ig,index_breccia+1,islope) = sqrt((layer_PEM(index_breccia+1)-layer_PEM(index_breccia))/ &
            (((delta-layer_PEM(index_breccia))/(TI_PEM(ig,index_breccia,islope)**2))+ &
                      ((layer_PEM(index_breccia+1)-delta)/(TI_breccia**2))))
            do iloop=index_breccia+2,index_bedrock
              TI_PEM(ig,iloop,islope) = TI_breccia
            enddo      
          else ! we keep the high ti values
            do iloop=index_breccia+1,index_bedrock
              TI_PEM(ig,iloop,islope) = TI_PEM(ig,index_breccia,islope)
            enddo 
          endif ! TI PEM and breccia comparison
!! transition
          delta = depth_bedrock
          TI_PEM(ig,index_bedrock+1,islope) = sqrt((layer_PEM(index_bedrock+1)-layer_PEM(index_bedrock))/ &
               (((delta-layer_PEM(index_bedrock))/(TI_PEM(ig,index_bedrock,islope)**2))+ &
               ((layer_PEM(index_bedrock+1)-delta)/(TI_bedrock**2))))
          do iloop=index_bedrock+2,nsoil_PEM
            TI_PEM(ig,iloop,islope) = TI_bedrock
          enddo   
      enddo
   else ! found
     do iloop = nsoil_GCM+1,nsoil_PEM
       TI_PEM(:,iloop,islope) = TI_startPEM(:,iloop,islope)  ! ! 1st layers can change because of the presence of ice at the surface, so we don't change it here.
     enddo
   endif ! not found
ENDDO ! islope

print *,'PEMETAT0: THERMAL INERTIA DONE'

! b. Special case for inertiedat, inertiedat_PEM
call get_field("inertiedat_PEM",inertiedat_PEM,found)
if(.not.found) then
 do iloop = 1,nsoil_GCM
   inertiedat_PEM(:,iloop) = inertiedat(:,iloop)
 enddo 
!!! zone de transition
delta = depth_breccia
do ig = 1,ngrid
if(inertiedat_PEM(ig,index_breccia).lt.TI_breccia) then 
inertiedat_PEM(ig,index_breccia+1) = sqrt((layer_PEM(index_breccia+1)-layer_PEM(index_breccia))/ &
            (((delta-layer_PEM(index_breccia))/(inertiedat(ig,index_breccia)**2))+ &
                      ((layer_PEM(index_breccia+1)-delta)/(TI_breccia**2))))

 do iloop = index_breccia+2,index_bedrock 
       inertiedat_PEM(ig,iloop) = TI_breccia
  enddo

else
   do iloop=index_breccia+1,index_bedrock
      inertiedat_PEM(ig,iloop) = inertiedat_PEM(ig,nsoil_GCM)
   enddo 
endif ! comparison ti breccia
enddo!ig

!!! zone de transition
delta = depth_bedrock
do ig = 1,ngrid
inertiedat_PEM(ig,index_bedrock+1) = sqrt((layer_PEM(index_bedrock+1)-layer_PEM(index_bedrock))/ &
            (((delta-layer_PEM(index_bedrock))/(inertiedat_PEM(ig,index_bedrock)**2))+ &
                      ((layer_PEM(index_bedrock+1)-delta)/(TI_bedrock**2))))
enddo

 do iloop = index_bedrock+2, nsoil_PEM
   do ig = 1,ngrid
      inertiedat_PEM(ig,iloop) = TI_bedrock
   enddo
 enddo
endif ! not found

!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

!2. Soil Temperature

DO islope=1,nslope
  write(num,fmt='(i2.2)') islope
   call get_field("tsoil_PEM_slope"//num,tsoil_startPEM(:,:,islope),found)
  if(.not.found) then
      write(*,*)'PEM settings: failed loading <tsoil_PEM_slope'//num//'>'
      write(*,*)'will reconstruct the values of Tsoil'
!      do ig = 1,ngrid
!        kcond = (TI_PEM(ig,index_breccia+1,islope)*TI_PEM(ig,index_breccia+1,islope))/volcapa
!        tsoil_PEM(ig,index_breccia+1,islope) = tsoil_PEM(ig,index_breccia,islope) + fluxgeo/kcond*(mlayer_PEM(index_breccia)-mlayer_PEM(index_breccia-1))   
!       do iloop=index_breccia+2,index_bedrock
!            kcond = (TI_PEM(ig,iloop,islope)*TI_PEM(ig,iloop,islope))/volcapa
!            tsoil_PEM(ig,iloop,islope) = tsoil_PEM(ig,index_breccia+1,islope) + fluxgeo/kcond*(mlayer_PEM(iloop-1)-mlayer_PEM(index_breccia))
!      enddo
!        kcond = (TI_PEM(ig,index_bedrock+1,islope)*TI_PEM(ig,index_bedrock+1,islope))/volcapa
!        tsoil_PEM(ig,index_bedrock+1,islope) = tsoil_PEM(ig,index_bedrock,islope) + fluxgeo/kcond*(mlayer_PEM(index_bedrock)-mlayer_PEM(index_bedrock-1))  
!
!      do iloop=index_bedrock+2,nsoil_PEM
!            kcond = (TI_PEM(ig,iloop,islope)*TI_PEM(ig,iloop,islope))/volcapa
!            tsoil_PEM(ig,iloop,islope) = tsoil_PEM(ig,index_bedrock+1,islope) + fluxgeo/kcond*(mlayer_PEM(iloop-1)-mlayer_PEM(index_bedrock))
!      enddo
!      enddo


     call soil_pem_ini(ngrid,nsoil_PEM,TI_PEM(:,:,islope),tsurf_ave_yr2(:,islope),tsoil_PEM(:,:,islope))
     call soil_pem_routine(ngrid,nsoil_PEM,.true.,TI_PEM(:,:,islope),timestep,tsurf_ave_yr2(:,islope),tsoil_PEM(:,:,islope))

    
   else
! predictor corrector: restart from year 1 of the GCM and build the evolution of
! tsoil at depth

    tsoil_tmp_yr1(:,:,islope) = tsoil_startPEM(:,:,islope)
    call soil_pem_routine(ngrid,nsoil_PEM,.true.,TI_PEM(:,:,islope),timestep,tsurf_ave_yr1(:,islope),tsoil_tmp_yr1(:,:,islope))
    call soil_pem_routine(ngrid,nsoil_PEM,.false.,TI_PEM(:,:,islope),timestep,tsurf_ave_yr1(:,islope),tsoil_tmp_yr1(:,:,islope))
    tsoil_tmp_yr2(:,:,islope) = tsoil_tmp_yr1(:,:,islope)     
    call soil_pem_routine(ngrid,nsoil_PEM,.true.,TI_PEM(:,:,islope),timestep,tsurf_ave_yr2(:,islope),tsoil_tmp_yr2(:,:,islope))


     do iloop = nsoil_GCM+1,nsoil_PEM
       tsoil_PEM(:,iloop,islope) = tsoil_tmp_yr2(:,iloop,islope)
     enddo
   endif !found

    do it = 1,timelen
        do isoil = nsoil_GCM+1,nsoil_PEM
        tsoil_inst(:,isoil,islope,it) = tsoil_PEM(:,isoil,islope)
        enddo
     enddo
      do isoil = nsoil_GCM+1,nsoil_PEM
        do ig = 1,ngrid
        watersoil_ave(ig,isoil,islope) = exp(beta_clap_h2o/tsoil_PEM(ig,isoil,islope) + alpha_clap_h2o)/tsoil_PEM(ig,isoil,islope)
        enddo
      enddo

    
ENDDO ! islope

print *,'PEMETAT0: SOIL TEMP  DONE'

!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

!3. Ice Table


  call get_field("ice_table",ice_table,found)
   if(.not.found) then
      write(*,*)'PEM settings: failed loading <ice_table>'
      write(*,*)'will reconstruct the values of the ice table given the current state'
     call computeice_table_equilibrium(ngrid,nslope,nsoil_PEM,watercaptag,watersurf_ave,watersoil_ave, TI_PEM(:,1,:),ice_table,ice_table_thickness)
     call update_soil_thermalproperties(ngrid,nslope,nsoil_PEM,tend_h2oglaciers,waterice,global_ave_pressure,ice_table,ice_table_thickness,TI_PEM)
     do islope = 1,nslope
     call soil_pem_ini(ngrid,nsoil_PEM,TI_PEM(:,:,islope),tsurf_ave_yr2(:,islope),tsoil_PEM(:,:,islope))
     enddo
   endif

print *,'PEMETAT0: ICE TABLE  DONE'

!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

!4. CO2 & H2O Adsorption

 if(adsorption_pem) then
  DO islope=1,nslope
   write(num,fmt='(i2.2)') islope
   call get_field("mco2_reg_ads_slope"//num,m_co2_regolith_phys(:,:,islope),found)
    if((.not.found)) then
       m_co2_regolith_phys(:,:,:) = 0.
       exit
    endif
    
  ENDDO

  DO islope=1,nslope
   write(num,fmt='(i2.2)') islope
   call get_field("mh2o_reg_ads_slope"//num,m_h2o_regolith_phys(:,:,islope),found2)
    if((.not.found2)) then
       m_h2o_regolith_phys(:,:,:) = 0.
      exit
    endif
    
  ENDDO

    call regolith_adsorption(ngrid,nslope,nsoil_PEM,timelen,tend_h2oglaciers,tend_co2glaciers,waterice,co2ice,tsoil_PEM,TI_PEM,ps_inst,q_co2,q_h2o, &
                                m_h2o_regolith_phys,deltam_h2o_regolith_phys, m_co2_regolith_phys,deltam_co2_regolith_phys)

    if((.not.found)) then
      deltam_co2_regolith_phys(:) = 0.
    endif
    if((.not.found2)) then
       deltam_h2o_regolith_phys(:) = 0.  
    endif
print *,'PEMETAT0: CO2 & H2O adsorption done  '
    endif
endif ! soil_pem


!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

!. 5 water reservoir

#ifndef CPP_STD   
   call get_field("water_reservoir",water_reservoir,found)
   if(.not.found) then
      write(*,*)'Pemetat0: failed loading <water_reservoir>'
      write(*,*)'will reconstruct the values from watercaptag'
      do ig=1,ngrid
        if(watercaptag(ig)) then
           water_reservoir(ig)=water_reservoir_nom
        else
           water_reservoir(ig)=0.
        endif
      enddo
   endif
#endif


call close_startphy

else !No startfi, let's build all by hand

    year_PEM=0

    if(soil_pem) then

!a) Thermal inertia
   do islope = 1,nslope
      do ig = 1,ngrid

          if(TI_PEM(ig,index_breccia,islope).lt.TI_breccia) then 
!!! transition
             delta = depth_breccia
             TI_PEM(ig,index_breccia+1,islope) =sqrt((layer_PEM(index_breccia+1)-layer_PEM(index_breccia))/ &
            (((delta-layer_PEM(index_breccia))/(TI_PEM(ig,index_breccia,islope)**2))+ &
                      ((layer_PEM(index_breccia+1)-delta)/(TI_breccia**2))))

          do iloop=index_breccia+2,index_bedrock
            TI_PEM(ig,iloop,islope) = TI_breccia
         enddo      
         else ! we keep the high ti values
           do iloop=index_breccia+1,index_bedrock
                  TI_PEM(ig,iloop,islope) = TI_PEM(ig,index_breccia,islope)
           enddo 
         endif

!! transition
             delta = depth_bedrock
             TI_PEM(ig,index_bedrock+1,islope) = sqrt((layer_PEM(index_bedrock+1)-layer_PEM(index_bedrock))/ &
            (((delta-layer_PEM(index_bedrock))/(TI_PEM(ig,index_bedrock,islope)**2))+ &
                      ((layer_PEM(index_bedrock+1)-delta)/(TI_breccia**2))))
          do iloop=index_bedrock+2,nsoil_PEM
            TI_PEM(ig,iloop,islope) = TI_bedrock
         enddo   
      enddo
enddo

 do iloop = 1,nsoil_GCM
   inertiedat_PEM(:,iloop) = inertiedat(:,iloop)
 enddo
!!! zone de transition
delta = depth_breccia 
do ig = 1,ngrid
      if(inertiedat_PEM(ig,index_breccia).lt.TI_breccia) then 
inertiedat_PEM(ig,index_breccia+1) = sqrt((layer_PEM(index_breccia+1)-layer_PEM(index_breccia))/ &
            (((delta-layer_PEM(index_breccia))/(inertiedat(ig,index_breccia)**2))+ &
                      ((layer_PEM(index_breccia+1)-delta)/(TI_breccia**2))))


 do iloop = index_breccia+2,index_bedrock 

       inertiedat_PEM(ig,iloop) = TI_breccia
   
 enddo
else 
   do iloop = index_breccia+1,index_bedrock 
       inertiedat_PEM(ig,iloop) = inertiedat_PEM(ig,index_breccia)
    enddo

endif
enddo


!!! zone de transition
delta = depth_bedrock
do ig = 1,ngrid
inertiedat_PEM(ig,index_bedrock+1) = sqrt((layer_PEM(index_bedrock+1)-layer_PEM(index_bedrock))/ &
            (((delta-layer_PEM(index_bedrock))/(inertiedat_PEM(ig,index_bedrock)**2))+ &
                      ((layer_PEM(index_bedrock+1)-delta)/(TI_bedrock**2))))
enddo



 do iloop = index_bedrock+2, nsoil_PEM
   do ig = 1,ngrid
      inertiedat_PEM(ig,iloop) = TI_bedrock
   enddo
 enddo

print *,'PEMETAT0: TI  DONE'

!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!


!b) Soil temperature 
    do islope = 1,nslope
!     do ig = 1,ngrid
!        kcond = (TI_PEM(ig,index_breccia+1,islope)*TI_PEM(ig,index_breccia+1,islope))/volcapa
!        tsoil_PEM(ig,index_breccia+1,islope) = tsoil_PEM(ig,index_breccia,islope) + fluxgeo/kcond*(mlayer_PEM(index_breccia)-mlayer_PEM(index_breccia-1))
!
!       do iloop=index_breccia+2,index_bedrock
!            kcond = (TI_PEM(ig,iloop,islope)*TI_PEM(ig,iloop,islope))/volcapa
!            tsoil_PEM(ig,iloop,islope) = tsoil_PEM(ig,index_breccia+1,islope) + fluxgeo/kcond*(mlayer_PEM(iloop-1)-mlayer_PEM(index_breccia))
!      enddo
!        kcond = (TI_PEM(ig,index_bedrock+1,islope)*TI_PEM(ig,index_bedrock+1,islope))/volcapa
!        tsoil_PEM(ig,index_bedrock+1,islope) = tsoil_PEM(ig,index_bedrock,islope) + fluxgeo/kcond*(mlayer_PEM(index_bedrock)-mlayer_PEM(index_bedrock-1))

!       do iloop=index_bedrock+2,nsoil_PEM
!            kcond = (TI_PEM(ig,iloop,islope)*TI_PEM(ig,iloop,islope))/volcapa
!            tsoil_PEM(ig,iloop,islope) = tsoil_PEM(ig,index_bedrock+1,islope) + fluxgeo/kcond*(mlayer_PEM(iloop-1)-mlayer_PEM(index_bedrock))
!      enddo
     
!       enddo

      call soil_pem_ini(ngrid,nsoil_PEM,TI_PEM(:,:,islope),tsurf_ave_yr2(:,islope),tsoil_PEM(:,:,islope))
      call soil_pem_routine(ngrid,nsoil_PEM,.true.,TI_PEM(:,:,islope),timestep,tsurf_ave_yr2(:,islope),tsoil_PEM(:,:,islope))

   
    do it = 1,timelen
        do isoil = nsoil_GCM+1,nsoil_PEM
        tsoil_inst(:,isoil,islope,it) = tsoil_PEM(:,isoil,islope)
        enddo
     enddo
 
      do isoil = nsoil_GCM+1,nsoil_PEM
        do ig = 1,ngrid
        watersoil_ave(ig,isoil,islope) = exp(beta_clap_h2o/tsoil_PEM(ig,isoil,islope) + alpha_clap_h2o)/tsoil_PEM(ig,isoil,islope)
        enddo
      enddo
enddo !islope
print *,'PEMETAT0: TSOIL DONE  '
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!c) Ice table    
     call computeice_table_equilibrium(ngrid,nslope,nsoil_PEM,watercaptag,watersurf_ave,watersoil_ave,TI_PEM(:,1,:),ice_table,ice_table_thickness)
     call update_soil_thermalproperties(ngrid,nslope,nsoil_PEM,tend_h2oglaciers,waterice,global_ave_pressure,ice_table,ice_table_thickness,TI_PEM)
     do islope = 1,nslope
     call soil_pem_ini(ngrid,nsoil_PEM,TI_PEM(:,:,islope),tsurf_ave_yr2(:,islope),tsoil_PEM(:,:,islope))
     enddo
    


!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

print *,'PEMETAT0: Ice table DONE  '



!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!d) Regolith adsorbed

 if(adsorption_pem) then
    m_co2_regolith_phys(:,:,:) = 0.
    m_h2o_regolith_phys(:,:,:) = 0.

    call regolith_adsorption(ngrid,nslope,nsoil_PEM,timelen,tend_h2oglaciers,tend_co2glaciers,waterice,co2ice,tsoil_PEM,TI_PEM,ps_inst,q_co2,q_h2o, &
                                m_h2o_regolith_phys,deltam_h2o_regolith_phys, m_co2_regolith_phys,deltam_co2_regolith_phys)
   
    deltam_co2_regolith_phys(:) = 0.
    deltam_h2o_regolith_phys(:) = 0.  
 endif

print *,'PEMETAT0: CO2 adsorption done  '

endif !soil_pem



!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
    


!. e) water reservoir

#ifndef CPP_STD   

      do ig=1,ngrid
        if(watercaptag(ig)) then
           water_reservoir(ig)=water_reservoir_nom
        else
           water_reservoir(ig)=0.
        endif
      enddo

#endif

endif ! of if (startphy_file)

if(soil_pem) then
!! Sanity check
    DO ig = 1,ngrid
      DO islope = 1,nslope
        DO iloop = 1,nsoil_PEM
           if(isnan(tsoil_PEM(ig,iloop,islope))) then 
         call abort_pem("PEM - pemetat0","NAN detected in Tsoil",1) 
           endif
        ENDDO
      ENDDO
     ENDDO
endif!soil_pem



   END SUBROUTINE