# For the nudged FHIST CESM2.1.3 simulations

# Note: /PATH/ indicates the local path to the referenced files

# Edit the CAM namelist (user_nl_cam)
# Monthly output
nhtfrq=0
	
&cam_initfiles_nl
  ncdata = '/PATH/MERRA2_fv09.cam2.i.2014-08-01-00000.nc'
/

# Note: All specified emissions are FHIST defaults exept the Holuhraun SO2 emissions
&chem_inparm 
 ext_frc_specifier =
  	 'H2O ->    /PATH/H2OemissionCH4oxidationx2_3D_L70_1849-2015_CMIP6ensAvg_c180927.nc',
       	 'num_a1 -> /PATH/CMIP6_emissions_1750_2015/emissions-cmip6_num_so4_a1_anthro-ene_vertical_1750-2015_0.9x1.25_c20170616.nc',
       	 'num_a1 -> /PATH/emissions-cmip6_num_a1_so4_contvolcano_vertical_850-5000_0.9x1.25_c20170724.nc',
       	 'num_a2 -> /PATH/emissions-cmip6_num_a2_so4_contvolcano_vertical_850-5000_0.9x1.25_c20170724.nc',
       	 'SO2 ->    /PATH/emissions-cmip6_SO2_contvolcano_vertical_850-5000_0.9x1.25_c20170724.nc',
       	 'so4_a1 -> /PATH/emissions-cmip6_so4_a1_anthro-ene_vertical_1750-2015_0.9x1.25_c20170616.nc',
       	 'so4_a1 -> /PATH/emissions-cmip6_so4_a1_contvolcano_vertical_850-5000_0.9x1.25_c20170724.nc',
       	 'so4_a2 -> /PATH/emissions-cmip6_so4_a2_contvolcano_vertical_850-5000_0.9x1.25_c20170724.nc',
       	 'SO2 ->    /PATH/Holuhraun_SO2_emissions.nc'

 tracer_cnst_datapath	= '/PATH/'
 tracer_cnst_file	= 'tracer_cnst_halons_3D_L70_1849-2101_CMIP6ensAvg_SSP2-4.5_c190403.nc'
/


&prescribed_ozone_nl
 prescribed_ozone_datapath	= '/PATH/'
 prescribed_ozone_file		= 'ozone_strataero_WACCM_L70_zm5day_18500101-21010201_CMIP6histEnsAvg_SSP245_c190403.nc'
 prescribed_ozone_name		= 'O3'
 prescribed_ozone_type		= 'SERIAL'
/
	
&prescribed_strataero_nl
 prescribed_strataero_datapath		= '/PATH/'
 prescribed_strataero_file		= 'ozone_strataero_WACCM_L70_zm5day_18500101-21010201_CMIP6histEnsAvg_SSP245_c190403.nc'
 prescribed_strataero_type		= 'SERIAL'
 prescribed_strataero_use_chemtrop	=  .true.
/

&chem_surfvals_nl
 flbc_file		= '/PATH/LBC_1750-2500_CMIP6_SSP370_0p5degLat_GlobAnnAvg_c20201210.nc'
 flbc_list		= 'CO2','CH4','N2O','CFC11eq','CFC12'
 flbc_type		= 'SERIAL'
 scenario_ghg		= 'CHEM_LBC_FILE'
/
	
# Here is a description of the nudging setup
Nudge_Path ='/PATH/'
Nudge_File_Template='MERRA2_fv09.cam2.i.%y-%m-%d-%s.nc'
nudge_times_per_day = 8
Nudge_Uprof  =1
Nudge_Ucoef  =0.125
Nudge_Vprof  =1
Nudge_Vcoef  =0.125
Nudge_Tprof  =0
Nudge_Tcoef  =0.00
Nudge_Qprof  =0
Nudge_Qcoef  =0.00
Nudge_PSprof =0
Nudge_PScoef =0.00
Nudge_Beg_Year =2014
Nudge_Beg_Month=8
Nudge_Beg_Day  =1
Nudge_End_Year =2015
Nudge_End_Month=5
Nudge_End_Day  =31