!!>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
!! NEMO/TOP1 :  Configuration namelist : used to overwrite defaults values defined in SHARED/namelist_top_ref
!>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
!-----------------------------------------------------------------------
&namtrc_run     !   run information
!-----------------------------------------------------------------------
   ln_top_euler  = .false.    !  use Euler time-stepping for TOP
   ln_rsttr      = .true.   !  start from a restart file (T) or not (F)
   nn_rsttr      =   __RST__       !  restart control = 0 initial time step is not compared to the restart file value
                           !                  = 1 do not use the value in the restart file
                           !                  = 2 calendar parameters read in the restart file
   cn_trcrst_in  = "restart_trc"   !  suffix of pass. sn_tracer restart name (input)
   cn_trcrst_out = "restart_trc"   !  suffix of pass. sn_tracer restart name (output)
   cn_trcrst_indir   = "./"   !  directory of ocean restart name (input)
   cn_trcrst_outdir  = "./"   !  directory of ocean restart name (output)
/
!-----------------------------------------------------------------------
&namtrc     !   tracers definition
!-----------------------------------------------------------------------
!                !    name   !           title of the field              ! initial data ! initial data ! save   !
!                !           !                                           !  units       ! from file    ! or not ! 
!                !           !                                           !              ! or not       !        !
/
!-----------------------------------------------------------------------
&namtrc_dta      !    Initialisation from data input file
!-----------------------------------------------------------------------
!          !  file name  ! frequency (hours) ! variable  ! time interp. !  clim  ! 'yearly'/ ! weights  ! rotation ! land/sea mask !
!          !             !  (if <0  months)  !   name    !   (logical)  !  (T/F) ! 'monthly' ! filename ! pairing  ! filename      !
/
!-----------------------------------------------------------------------
&namtrc_adv    !   advection scheme for passive tracer 
!-----------------------------------------------------------------------
   ln_trcadv_tvd     =  .false.  !  TVD scheme
   ln_trcadv_muscl   =  .true.   !  MUSCL scheme
/
!-----------------------------------------------------------------------
&namtrc_ldf    !   lateral diffusion scheme for passive tracer 
!-----------------------------------------------------------------------
/
!-----------------------------------------------------------------------
&namtrc_zdf        !   vertical physics
!-----------------------------------------------------------------------
/
!-----------------------------------------------------------------------
&namtrc_rad        !  treatment of negative concentrations 
!-----------------------------------------------------------------------
   ln_trcrad   =  .true.  !  artificially correct negative concentrations (T) or not (F)
/
!-----------------------------------------------------------------------
&namtrc_dia       !   parameters for passive tracer additional diagnostics
!----------------------------------------------------------------------
/
!----------------------------------------------------------------------
&namtrc_bc        !   data for boundary conditions
!-----------------------------------------------------------------------
   cn_dir_sbc        =  './'      !  root directory for the location of the data files
   cn_dir_obc        =  './'      !  root directory for the location of the data files
   cn_dir_cbc        =  './'      !  root directory for the location of the data files
/
!----------------------------------------------------------------------
!namtrc_bdy       !   Setup of tracer boundary conditions
!-----------------------------------------------------------------------
$namtrc_bdy
   cn_trc_dflt     =  'none','none'  !  OBC applied by default to all tracers
   cn_trc          =  'none','none'       !  Boundary conditions appled to the active tracers (see namtrc)
   nn_trcdmp_bdy   = 0,0     !  Use damping timescales defined in nambdy of namelist
                           !  = 0 NO damping of tracers at open boudaries
                           !  = 1 Only for tracers forced with external data
                           !  = 2 Damping applied to all tracers
/