MODULE sbc_ice
   !!======================================================================
   !!                 ***  MODULE  sbc_ice  ***
   !!        parameter and  variables defined in memory in forced mode
   !!======================================================================
   !! History :  3.0  !  2006-08  (G. Madec)  Surface module
   !!            3.2  !  2009-06  (S. Masson) merge with ice_oce
   !!----------------------------------------------------------------------
#if defined key_lim3 || defined key_lim2
   !!----------------------------------------------------------------------
   !!   'key_lim2' or 'key_lim3' :             LIM 2.0 or 3.0 sea-ice model
   !!----------------------------------------------------------------------
   USE par_oce          ! ocean parameters
# if defined key_lim3
   USE par_ice          ! ice parameters
# endif
# if defined key_lim2
   USE par_ice_2        ! ice parameters
# endif

   IMPLICIT NONE
   PRIVATE

# if defined  key_lim2
   LOGICAL         , PUBLIC, PARAMETER ::   lk_lim2        = .TRUE.    !: LIM-2 ice model
   LOGICAL         , PUBLIC, PARAMETER ::   lk_lim3        = .FALSE.   !: no LIM-3
   CHARACTER(len=1), PUBLIC            ::   cigr_type      = 'I'       !: 'I'-grid ice-velocity (B-grid lower left corner)
# endif
# if defined  key_lim3
   LOGICAL         , PUBLIC, PARAMETER ::   lk_lim2        = .FALSE.   !: no LIM-2
   LOGICAL         , PUBLIC, PARAMETER ::   lk_lim3        = .TRUE.    !: LIM-3 ice model
   CHARACTER(len=1), PUBLIC            ::   cigr_type      = 'C'       !: 'C'-grid ice-velocity
# endif

   REAL(wp), PUBLIC, DIMENSION(jpi,jpj,jpl) ::   qns_ice   !: non solar heat flux over ice                         [W/m2]
   REAL(wp), PUBLIC, DIMENSION(jpi,jpj,jpl) ::   qsr_ice   !: solar heat flux over ice                             [W/m2]
   REAL(wp), PUBLIC, DIMENSION(jpi,jpj,jpl) ::   qla_ice   !: latent flux over ice                                 [W/m2]
   REAL(wp), PUBLIC, DIMENSION(jpi,jpj,jpl) ::   dqla_ice  !: latent sensibility over ice                          [W/m2/K]
   REAL(wp), PUBLIC, DIMENSION(jpi,jpj,jpl) ::   dqns_ice  !: non solar heat flux sensibility over ice (LW+SEN+LA) [W/m2/K]
   REAL(wp), PUBLIC, DIMENSION(jpi,jpj,jpl) ::   tn_ice    !: ice surface temperature                              [K]
   REAL(wp), PUBLIC, DIMENSION(jpi,jpj,jpl) ::   alb_ice   !: albedo of ice

   REAL(wp), PUBLIC, DIMENSION(jpi,jpj) ::   utau_ice    !: u-stress over ice (I-point for LIM2 or U,V-point for LIM3)   [N/m2]
   REAL(wp), PUBLIC, DIMENSION(jpi,jpj) ::   vtau_ice    !: v-stress over ice (I-point for LIM2 or U,V-point for LIM3)   [N/m2]
   REAL(wp), PUBLIC, DIMENSION(jpi,jpj) ::   fr1_i0      !: 1st fraction of sol. rad. which penetrate inside the ice cover
   REAL(wp), PUBLIC, DIMENSION(jpi,jpj) ::   fr2_i0      !: 2nd fraction of sol. rad. which penetrate inside the ice cover
   REAL(wp), PUBLIC, DIMENSION(jpi,jpj) ::   emp_ice     !: solid freshwater budget over ice: sublivation - snow

# if defined key_lim3
   REAL(wp), PUBLIC, DIMENSION(jpi,jpj) ::   tatm_ice    !: air temperature
# endif

#else
   !!----------------------------------------------------------------------
   !!   Default option                      NO LIM 2.0 or 3.0 sea-ice model
   !!----------------------------------------------------------------------
   LOGICAL         , PUBLIC, PARAMETER ::   lk_lim2        = .FALSE.  !: no LIM-2 ice model
   LOGICAL         , PUBLIC, PARAMETER ::   lk_lim3        = .FALSE.  !: no LIM-3 ice model
   CHARACTER(len=1), PUBLIC            ::   cigr_type      = '-'      !: no grid ice-velocity
#endif

   !!----------------------------------------------------------------------
   !! NEMO/OPA 3.2 , LOCEAN-IPSL (2009)
   !! $Id$ 
   !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt)
   !!----------------------------------------------------------------------

   !!======================================================================
END MODULE sbc_ice