******************** eORCA025.L121-OPM022 ******************** Summary ======= Compare to eORCA025.L121-OPM021, we perturb the JRA forcing by adding the A1B HadCM3 2160-2199 wrt 1979-2018 anomaly. Namelist ======== Only the change compare to the reference (eORCA025.L121-OPM021) a mentioned in the next sections. namelist_oce ------------ .. code-block:: console !----------------------------------------------------------------------- &namsbc_blk ! namsbc_blk generic Bulk formula (ln_blk =T) !----------------------------------------------------------------------- ! ! bulk algorithm : ln_NCAR = .true. ! "NCAR" algorithm (Large and Yeager 2008) ln_COARE_3p0 = .false. ! "COARE 3.0" algorithm (Fairall et al. 2003) ln_COARE_3p5 = .false. ! "COARE 3.5" algorithm (Edson et al. 2013) ln_ECMWF = .false. ! "ECMWF" algorithm (IFS cycle 31) ! rn_zqt = 2. ! Air temperature & humidity reference height (m) rn_zu = 10. ! Wind vector reference height (m) ln_Cd_L12 = .false. ! air-ice drags = F(ice concentration) (Lupkes et al. 2012) ln_Cd_L15 = .false. ! air-ice drags = F(ice concentration) (Lupkes et al. 2015) ln_taudif = .false. ! HF tau contribution: use "mean of stress module - module of the mean stress" data rn_pfac = 1. ! multiplicative factor for precipitation (total & snow) rn_efac = 1. ! multiplicative factor for evaporation (0. or 1.) rn_vfac = 0. ! multiplicative factor for ocean & ice velocity used to ! ! calculate the wind stress (0.=absolute or 1.=relative winds) cn_dir = './' !_______!__________________!___________________!___________!_____________!_________!___________!______________________________!__________!______! ! ! file name ! frequency (hours) ! variable ! time interp.! clim ! 'yearly'/ ! weights filename ! rotation ! lsm ! ! ! ! (if <0 months) ! name ! (logical) ! (T/F) ! 'monthly' ! ! paring ! ! !_______!__________________!___________________!___________!_____________!_________!___________!______________________________!__________!______! sn_wndi = 'drowned_uas_JRA55_perturbed_A1B_HadCM3_21602200-19792019_anomaly' , 3. , 'uas' , .true. , .false. , 'yearly' , 'eORCA025_JRA55_do_c3.0_weights_bicubic.nc' , 'U1' , '' sn_wndj = 'drowned_vas_JRA55_perturbed_A1B_HadCM3_21602200-19792019_anomaly' , 3. , 'vas' , .true. , .false. , 'yearly' , 'eORCA025_JRA55_do_c3.0_weights_bicubic.nc' , 'V1' , '' sn_qsr = 'drowned_rsds_JRA55_perturbed_A1B_HadCM3_21602200-19792019_anomaly' , 3. , 'rsds' , .true. , .false. , 'yearly' , 'eORCA025_JRA55_do_c3.0_weights_bilin.nc' , '' , '' sn_qlw = 'drowned_rlds_JRA55_perturbed_A1B_HadCM3_21602200-19792019_anomaly' , 3. , 'rlds' , .true. , .false. , 'yearly' , 'eORCA025_JRA55_do_c3.0_weights_bilin.nc' , '' , '' sn_tair = 'drowned_tas_JRA55_perturbed_A1B_HadCM3_21602200-19792019_anomaly' , 3. , 'tas' , .true. , .false. , 'yearly' , 'eORCA025_JRA55_do_c3.0_weights_bilin.nc' , '' , '' sn_humi = 'drowned_huss_JRA55_perturbed_A1B_HadCM3_21602200-19792019_anomaly' , 3. , 'huss' , .true. , .false. , 'yearly' , 'eORCA025_JRA55_do_c3.0_weights_bilin.nc' , '' , '' sn_prec = 'drowned_tprecip_JRA55_perturbed_A1B_HadCM3_21602200-19792019_anomaly', 3. , 'tprecip', .true. , .false. , 'yearly' , 'eORCA025_JRA55_do_c3.0_weights_bilin.nc' , '' , '' sn_snow = 'drowned_prsn_JRA55_perturbed_A1B_HadCM3_21602200-19792019_anomaly' , 3. , 'prsn' , .true. , .false. , 'yearly' , 'eORCA025_JRA55_do_c3.0_weights_bilin.nc' , '' , '' sn_slp = 'drowned_psl_JRA55_perturbed_A1B_HadCM3_21602200-19792019_anomaly' , 3. , 'psl' , .true. , .false. , 'yearly' , 'eORCA025_JRA55_do_c3.0_weights_bilin.nc' , '' , '' sn_cc = 'NOT USED' , 24. , 'CC' , .false. , .false. , 'yearly' , '' , '' , '' sn_tdif = 'NOT USED' , 24. , 'taudif' , .false. , .true. , 'yearly' , 'eORCA025_JRA55_do_c3.0_weights_bilin.nc' , '' , '' / Monitoring ========== .. _eORCA025.L121-OPM022_monitoring: Global indicators ----------------- On these plot you can find a time series of: - ACC transport - AMOC at rapid array - AMHT at rapid array - Net global heat fluxes - mean sst in the southern ocean (see box in the map) - mean sst in the North West Corner (see box in the map) - sea ice extent (arctic/ant in summer/winter) .. image:: _static/VALGLO_OPM022.png Regional indicators ------------------- On these plot, you can find time series of: - ACC transport - Maximum of the Weddell and Ross Gyre (box where the max compute show in the map) - Mean bottom salinity over the main dense water formation hot spot (West Ross and West FRIS) - Mean bottom temperature over East Ross and Amudsen sea to monitor CDW intrusion .. image:: _static/VALSO_OPM022.png Local indicators ---------------- These plots monitor the evolution of ice shelf melting and the corresponding shelf properties (ROSS, FRIS, PINE, GETZ) .. image:: _static/VALSI_OPM022.png Amundsen/Belingshausen seas --------------------------- These plot monitoring the evolution of temperature, salinity and ice shelf melt in Amundsen sea. .. image:: _static/VALAMU_OPM022.png Evaluation ========== Ice shelf melt: the pictures below are the climatological melt for all the ice shelves in NEMO for the OPM021 and OPM022 simulations over the last decade of the simulations (2029-2038) by sectors. .. image:: _static/WAIS_2019_2028.png :scale: 27% .. image:: _static/EAIS_2019_2028.png :scale: 27% .. image:: _static/WEDD_2019_2028.png :scale: 27% Bottom properties:climatologie y2049-2058 (ie cycle 2 2008-2018). .. image:: _static/BOTS_PERT2160_comb.png .. image:: _static/BOTT_PERT2160_comb.png