diff --git a/Externals_CAM.cfg b/Externals_CAM.cfg
index 3a1977d235..f3ff155e36 100644
--- a/Externals_CAM.cfg
+++ b/Externals_CAM.cfg
@@ -58,14 +58,14 @@ required = True
 
 [camnor_phys]
 protocol = git
-branch = noresm
+tag = 2aad4ca
 repo_url = https://github.com/NorESMhub/CAM-Nor-physics
 local_path = src/physics/camnor_phys
 required = True
 
 [oslo_aero]
 protocol = git
-branch = noresm_develop
+tag = 90e657f
 repo_url = https://github.com/NorESMhub/OSLO_AERO
 local_path = src/chemistry/oslo_aero
 required = True
diff --git a/bld/namelist_files/use_cases/1850_cam_lt_noresm.xml b/bld/namelist_files/use_cases/1850_camnor_lt_osloaero.xml
similarity index 66%
rename from bld/namelist_files/use_cases/1850_cam_lt_noresm.xml
rename to bld/namelist_files/use_cases/1850_camnor_lt_osloaero.xml
index 0c21387dab..54a94a9d5b 100644
--- a/bld/namelist_files/use_cases/1850_cam_lt_noresm.xml
+++ b/bld/namelist_files/use_cases/1850_camnor_lt_osloaero.xml
@@ -2,9 +2,9 @@
 <namelist_defaults>
 
 <!-- Solar data from NRL -->
-<solar_irrad_data_file>'atm/cam/solar/SolarForcingCMIP6piControl_c160921.nc'</solar_irrad_data_file>
-<solar_data_ymd>18500101</solar_data_ymd>
-<solar_data_type>FIXED</solar_data_type>
+<solar_irrad_data_file>atm/cam/solar/SolarForcingCMIP6piControl_c160921.nc</solar_irrad_data_file>
+<solar_data_ymd>   18500101           </solar_data_ymd>
+<solar_data_type>    FIXED            </solar_data_type>
 
 <!-- LBC Files : -->
 <flbc_file>atm/waccm/lb/LBC_17500116-20150116_CMIP6_0p5degLat_c180905.nc</flbc_file>
@@ -18,22 +18,22 @@
 <ubc_file_input_type>CYCLICAL</ubc_file_input_type>
 <ubc_file_cycle_yr>1850</ubc_file_cycle_yr>
 
-<!-- ozone data -->
-<prescribed_ozone_datapath>'atm/cam/ozone_strataero'</prescribed_ozone_datapath>
-<prescribed_ozone_file>'ozone_strataero_cyclical_WACCM6_L70_CMIP6-piControl.001_y21-50avg_zm_5day_c180802.nc'</prescribed_ozone_file>
-<prescribed_ozone_name>'O3'</prescribed_ozone_name>
-<prescribed_ozone_type>'CYCLICAL'</prescribed_ozone_type>
-<prescribed_ozone_cycle_yr>1850</prescribed_ozone_cycle_yr>
+<!-- ozone data :  -->
+<prescribed_ozone_datapath>   'atm/cam/ozone_strataero'  </prescribed_ozone_datapath>
+<prescribed_ozone_file    >   'ozone_strataero_cyclical_WACCM6_L70_CMIP6-piControl.001_y21-50avg_zm_5day_c180802.nc'       </prescribed_ozone_file>
+<prescribed_ozone_name    >   'O3'  </prescribed_ozone_name>
+<prescribed_ozone_type    >   CYCLICAL   </prescribed_ozone_type>
+<prescribed_ozone_cycle_yr>   1850    </prescribed_ozone_cycle_yr>
 
-<!-- Prescribed oxidants for aerosol chemistry -->
-<tracer_cnst_cycle_yr>1850</tracer_cnst_cycle_yr>
-<tracer_cnst_datapath>'atm/cam/tracer_cnst'</tracer_cnst_datapath>
-<tracer_cnst_file>'tracer_cnst_WACCM6_halons_3DmonthlyL70_1850climoCMIP6piControl001_y21-50avg_c180802.nc'</tracer_cnst_file>
-<tracer_cnst_specifier>'O3','OH','NO3','HO2'</tracer_cnst_specifier>
-<tracer_cnst_type>'CYCLICAL'</tracer_cnst_type>
-<tracer_cnst_filelist>''</tracer_cnst_filelist>
+<!-- Prescribed oxidants for aerosol chemistry : -->
+<tracer_cnst_cycle_yr >   1850    </tracer_cnst_cycle_yr>
+<tracer_cnst_datapath >   'atm/cam/tracer_cnst'   </tracer_cnst_datapath>
+<tracer_cnst_file     >   'tracer_cnst_WACCM6_halons_3DmonthlyL70_1850climoCMIP6piControl001_y21-50avg_c180802.nc' </tracer_cnst_file>
+<tracer_cnst_specifier>   'O3','OH','NO3','HO2' </tracer_cnst_specifier>
+<tracer_cnst_type     >   'CYCLICAL'  </tracer_cnst_type>
+<tracer_cnst_filelist >   ''   </tracer_cnst_filelist>
 
-<!-- External forcing for MAMOslo -->
+<!-- External forcing -->
 <ext_frc_type>CYCLICAL</ext_frc_type>
 <ext_frc_cycle_yr>1850</ext_frc_cycle_yr>
 <ext_frc_specifier>
@@ -56,7 +56,7 @@
   'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_volcCONTEXPL_vertical_1850_0.9x1.25_version20180512.nc'
 </ext_frc_specifier>
 
-<!-- surface emissions for MAMoslo-->
+<!-- Surface emissions -->
 <srf_emis_type>CYCLICAL</srf_emis_type>
 <srf_emis_cycle_yr>1850</srf_emis_cycle_yr>
 <srf_emis_specifier>
@@ -69,13 +69,30 @@
 
 <rad_climate>'A:Q:H2O','N:O2:O2','N:CO2:CO2','N:ozone:O3','N:N2O:N2O','N:CH4:CH4','N:CFC11:CFC11','N:CFC12:CFC12'</rad_climate>
 
-<!--diagnostics-->
-<do_circulation_diags>.true.</do_circulation_diags>
-
-<!--phys_ctl_nl-->
-<dme_energy_adjust>.true.</dme_energy_adjust>
-
 <!--Options for megan -->
 <megan_specifier>'isoprene = isoprene','monoterp = myrcene + sabinene + limonene+ carene_3 + ocimene_t_b + pinene_b + pinene_a'</megan_specifier>
 
+<prescribed_volcaero_datapath>atm/cam/volc</prescribed_volcaero_datapath>
+<prescribed_volcaero_file>CMIP_CAM6_radiation_average_v3_reformatted.nc</prescribed_volcaero_file>
+<prescribed_volcaero_cycle_yr>1850</prescribed_volcaero_cycle_yr>
+<prescribed_volcaero_type>CYCLICAL</prescribed_volcaero_type>
+
+<!-- ================================================= -->
+<!-- noresm-physics -->
+<!-- ================================================= -->
+
+<dme_energy_adjust>.true.</dme_energy_adjust>
+<zmconv_c0_lnd> 0.0200D0 </zmconv_c0_lnd>                   <!--zmconv_nl-->
+<zmconv_c0_ocn> 0.0200D0 </zmconv_c0_ocn>                   <!--zmconv_nl-->
+<zmconv_ke>     8.0E-6 </zmconv_ke>                         <!--zmconv_nl-->
+<zmconv_ke_lnd> 8.0E-6 </zmconv_ke_lnd>                     <!--zmconv_nl-->
+<tau_0_ubc>  .true.   </tau_0_ubc>                          <!--gw_drag_nl-->
+<clubb_gamma_coef hgrid="0.9x1.25">0.286</clubb_gamma_coef>
+<clubb_gamma_coef hgrid="1.9x2.5" >0.264</clubb_gamma_coef>
+<micro_mg_dcs     hgrid="0.9x1.25">5.5e-4</micro_mg_dcs>    <!--micro_mg_nl-->
+<micro_mg_dcs     hgrid="1.9x2.5" >5.0e-4</micro_mg_dcs>    <!--micro_mg_nl-->
+<cldfrc2m_rhmini  hgrid="0.9x1.25">0.90D0</cldfrc2m_rhmini> <!--cldfrc2m_nl-->
+<cldfrc_iceopt    hgrid="1.9x2.5"> 4 </cldfrc_iceopt>       <!--cldfrc_nl-->
+<do_circulation_diags> .true. </do_circulation_diags>       <!-- only used in fv -->
+
 </namelist_defaults>
diff --git a/bld/namelist_files/use_cases/1850_camnor_lt_tropmam4.xml b/bld/namelist_files/use_cases/1850_camnor_lt_tropmam4.xml
new file mode 100644
index 0000000000..5efb1056a5
--- /dev/null
+++ b/bld/namelist_files/use_cases/1850_camnor_lt_tropmam4.xml
@@ -0,0 +1,81 @@
+<?xml version="1.0"?>
+<namelist_defaults>
+
+<!-- Solar data from NRL -->
+<solar_irrad_data_file>atm/cam/solar/SolarForcingCMIP6piControl_c160921.nc</solar_irrad_data_file>
+<solar_data_ymd>   18500101           </solar_data_ymd>
+<solar_data_type>    FIXED            </solar_data_type>
+
+<!-- LBC Files : -->
+<flbc_file>atm/waccm/lb/LBC_17500116-20150116_CMIP6_0p5degLat_c180905.nc</flbc_file>
+<flbc_cycle_yr>1850</flbc_cycle_yr>
+<flbc_type>'CYCLICAL'</flbc_type>
+<flbc_list>'CO2','CH4','N2O','CFC11','CFC12','CFC11eq'</flbc_list>
+
+<!-- Low top upper boundary conditions -->
+<ubc_specifier>'Q:H2O->UBC_FILE'</ubc_specifier>
+<ubc_file_path>atm/cam/chem/ubc/b.e21.BWHIST.f09_g17.CMIP6-historical-WACCM.ensAvg123.cam.h0zm.H2O.185001-201412_c230509cdf5.nc</ubc_file_path>
+<ubc_file_input_type>CYCLICAL</ubc_file_input_type>
+<ubc_file_cycle_yr>1850</ubc_file_cycle_yr>
+
+<!-- ozone data :  -->
+<prescribed_ozone_datapath>   'atm/cam/ozone_strataero'  </prescribed_ozone_datapath>
+<prescribed_ozone_file    >   'ozone_strataero_cyclical_WACCM6_L70_CMIP6-piControl.001_y21-50avg_zm_5day_c180802.nc'       </prescribed_ozone_file>
+<prescribed_ozone_name    >   'O3'  </prescribed_ozone_name>
+<prescribed_ozone_type    >   CYCLICAL   </prescribed_ozone_type>
+<prescribed_ozone_cycle_yr>   1850    </prescribed_ozone_cycle_yr>
+
+<!-- Prescribed stratospheric aerosols : -->
+<prescribed_strataero_cycle_yr>      1850   </prescribed_strataero_cycle_yr>
+<prescribed_strataero_datapath>      'atm/cam/ozone_strataero'   </prescribed_strataero_datapath>
+<prescribed_strataero_file>   'ozone_strataero_cyclical_WACCM6_L70_CMIP6-piControl.001_y21-50avg_zm_5day_c180802.nc' </prescribed_strataero_file>
+<prescribed_strataero_use_chemtrop>  .true.   </prescribed_strataero_use_chemtrop>
+<prescribed_strataero_type>          'CYCLICAL'    </prescribed_strataero_type>
+
+<!-- Prescribed oxidants for aerosol chemistry : -->
+<tracer_cnst_cycle_yr >   1850    </tracer_cnst_cycle_yr>
+<tracer_cnst_datapath >   'atm/cam/tracer_cnst'   </tracer_cnst_datapath>
+<tracer_cnst_file     >   'tracer_cnst_WACCM6_halons_3DmonthlyL70_1850climoCMIP6piControl001_y21-50avg_c180802.nc' </tracer_cnst_file>
+<tracer_cnst_specifier>   'O3','OH','NO3','HO2' </tracer_cnst_specifier>
+<tracer_cnst_type     >   'CYCLICAL'  </tracer_cnst_type>
+<tracer_cnst_filelist >   ''   </tracer_cnst_filelist>
+
+<!-- External forcing -->
+<ext_frc_type>      CYCLICAL   </ext_frc_type>
+<ext_frc_cycle_yr>  1850       </ext_frc_cycle_yr>
+<ext_frc_specifier>
+     'num_a1 -> $INPUTDATA_ROOT/atm/cam/chem/emis/historical_ne30pg3/emissions-cmip6_num_so4_a1_anthro-ene_vertical_mol_175001-201412_ne30pg3_c20200103.nc',
+     'num_a1 -> $INPUTDATA_ROOT/atm/cam/chem/emis/historical_ne30pg3/emissions-cmip6_num_a1_so4_contvolcano_vertical_850-5000_ne30pg3_c20200125.nc',
+     'num_a2 -> $INPUTDATA_ROOT/atm/cam/chem/emis/historical_ne30pg3/emissions-cmip6_num_a2_so4_contvolcano_vertical_850-5000_ne30pg3_c20200125.nc',
+     'SO2 -> $INPUTDATA_ROOT/atm/cam/chem/emis/historical_ne30pg3/emissions-cmip6_SO2_contvolcano_vertical_850-5000_ne30pg3_c20200125.nc',
+     'so4_a1 -> $INPUTDATA_ROOT/atm/cam/chem/emis/historical_ne30pg3/emissions-cmip6_so4_a1_anthro-ene_vertical_mol_175001-201412_ne30pg3_c20200103.nc',
+     'so4_a1 -> $INPUTDATA_ROOT/atm/cam/chem/emis/historical_ne30pg3/emissions-cmip6_so4_a1_contvolcano_vertical_850-5000_ne30pg3_c20200125.nc',
+     'so4_a2 -> $INPUTDATA_ROOT/atm/cam/chem/emis/historical_ne30pg3/emissions-cmip6_so4_a2_contvolcano_vertical_850-5000_ne30pg3_c20200125.nc'
+</ext_frc_specifier>
+
+<!-- Surface emissions -->
+<srf_emis_type>     CYCLICAL   </srf_emis_type>
+<srf_emis_cycle_yr> 1850       </srf_emis_cycle_yr>
+
+<csw_time_type>CYCLICAL</csw_time_type>
+<csw_cycle_yr>1850 </csw_cycle_yr>
+
+<!-- ================================================= -->
+<!-- noresm-physics -->
+<!-- ================================================= -->
+
+<dme_energy_adjust>.true.</dme_energy_adjust>
+<zmconv_c0_lnd> 0.0200D0 </zmconv_c0_lnd>                   <!--zmconv_nl-->
+<zmconv_c0_ocn> 0.0200D0 </zmconv_c0_ocn>                   <!--zmconv_nl-->
+<zmconv_ke>     8.0E-6 </zmconv_ke>                         <!--zmconv_nl-->
+<zmconv_ke_lnd> 8.0E-6 </zmconv_ke_lnd>                     <!--zmconv_nl-->
+<tau_0_ubc>  .true.   </tau_0_ubc>                          <!--gw_drag_nl-->
+<clubb_gamma_coef hgrid="0.9x1.25">0.286</clubb_gamma_coef>
+<clubb_gamma_coef hgrid="1.9x2.5" >0.264</clubb_gamma_coef>
+<micro_mg_dcs     hgrid="0.9x1.25">5.5e-4</micro_mg_dcs>    <!--micro_mg_nl-->
+<micro_mg_dcs     hgrid="1.9x2.5" >5.0e-4</micro_mg_dcs>    <!--micro_mg_nl-->
+<cldfrc2m_rhmini  hgrid="0.9x1.25">0.90D0</cldfrc2m_rhmini> <!--cldfrc2m_nl-->
+<cldfrc_iceopt    hgrid="1.9x2.5"> 4 </cldfrc_iceopt>       <!--cldfrc_nl-->
+<do_circulation_diags> .true. </do_circulation_diags>       <!-- only used in fv -->
+
+</namelist_defaults>
diff --git a/bld/namelist_files/use_cases/2000_cam6.xml b/bld/namelist_files/use_cases/2000_cam6.xml
index 05d019beb2..2a603a409f 100644
--- a/bld/namelist_files/use_cases/2000_cam6.xml
+++ b/bld/namelist_files/use_cases/2000_cam6.xml
@@ -5,9 +5,11 @@
 <tracer_cnst_datapath  chem="trop_mam4">atm/cam/ozone                                             </tracer_cnst_datapath>
 <tracer_cnst_file      chem="trop_mam4">tracer_cnst_CAM6chem_2000climo_3D_monthly_c171004.nc      </tracer_cnst_file>
 <tracer_cnst_specifier chem="trop_mam4">'O3','OH','NO3','HO2'                                     </tracer_cnst_specifier>
+
 <tracer_cnst_datapath  chem="ghg_mam4" >atm/cam/tracer_cnst                                       </tracer_cnst_datapath>
 <tracer_cnst_file      chem="ghg_mam4" >tracer_cnst_halons_3D_L70_1849-2015_CMIP6ensAvg_c180927.nc</tracer_cnst_file>
 <tracer_cnst_specifier chem="ghg_mam4" >'O3','OH','NO3','HO2','HALONS'                            </tracer_cnst_specifier>
+
 <tracer_cnst_cycle_yr                  >2000                                                      </tracer_cnst_cycle_yr>
 <tracer_cnst_type                      >CYCLICAL                                                  </tracer_cnst_type>
 <tracer_cnst_filelist                  >''                                                        </tracer_cnst_filelist>
diff --git a/bld/namelist_files/use_cases/2000_cam6_noresm.xml b/bld/namelist_files/use_cases/2000_cam6_noresm.xml
deleted file mode 100644
index 6fb098ac79..0000000000
--- a/bld/namelist_files/use_cases/2000_cam6_noresm.xml
+++ /dev/null
@@ -1,163 +0,0 @@
-<?xml version="1.0"?>
-
-<namelist_defaults>
-
-<!--micro_do_sb_physics>.true.</micro_do_sb_physics-->
-<!--do_tms>.false.</do_tms-->
-<!--do_beljaars>.true.</do_beljaars-->
-
-<!-- Solar constant -->
-<solar_irrad_data_file>'atm/cam/solar/SolarForcingCMIP6_18491230-22991231_c171031.nc'</solar_irrad_data_file>
-<solar_data_ymd>20000101</solar_data_ymd>
-<solar_data_type>FIXED</solar_data_type>
-
-<!-- GHG values -->
-<scenario_ghg>'CHEM_LBC_FILE'</scenario_ghg>
-
-<!-- use waccm LBC file -->
-<flbc_file>atm/waccm/lb/LBC_1750-2015_CMIP6_GlobAnnAvg_c180926.nc</flbc_file>
-<flbc_type>'FIXED'</flbc_type>
-<flbc_list>'CO2','CH4','N2O','CFC11eq','CFC12'</flbc_list>
-<flbc_fixed_ymd>20000702</flbc_fixed_ymd>
-
-<!-- ozone data -->
-<prescribed_ozone_datapath>'atm/cam/ozone_strataero'</prescribed_ozone_datapath>
-<prescribed_ozone_file>'ozone_strataero_WACCM_L70_zm5day_18500101-20150103_CMIP6ensAvg_c180923.nc'</prescribed_ozone_file>
-<prescribed_ozone_name>'O3'</prescribed_ozone_name>
-<prescribed_ozone_type>'CYCLICAL'</prescribed_ozone_type>
-<prescribed_ozone_cycle_yr>2000</prescribed_ozone_cycle_yr>
-
-<!-- Prescribed oxidants for aerosol chemistry -->
-<tracer_cnst_datapath>'atm/cam/tracer_cnst'</tracer_cnst_datapath>
-<tracer_cnst_file>'tracer_cnst_halons_3D_L70_1849-2015_CMIP6ensAvg_c180927.nc'</tracer_cnst_file>
-<tracer_cnst_specifier>'O3','OH','NO3','HO2'</tracer_cnst_specifier>
-<tracer_cnst_type>'CYCLICAL'</tracer_cnst_type>
-<tracer_cnst_filelist>''</tracer_cnst_filelist>
-<tracer_cnst_cycle_yr>2000</tracer_cnst_cycle_yr>
-
-<!-- External forcing -->
-<ext_frc_type>CYCLICAL</ext_frc_type>
-<ext_frc_cycle_yr>2000</ext_frc_cycle_yr>
-<ext_frc_specifier>
-  'H2O    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/elev/H2OemissionCH4oxidationx2_3D_L70_1849-2015_CMIP6ensAvg_c180927.nc',
-  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'BC_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_NI_bbALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_bbALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_bbALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_volcALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_bbALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_volcALL_vertical_1849-2015_0.9x1.25_version20180512.nc'
-</ext_frc_specifier>
-<ext_frc_specifier hgrid="1.9x2.5">
-  'H2O    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/elev/H2OemissionCH4oxidationx2_3D_L70_1849-2015_CMIP6ensAvg_c180927.nc',
-  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_airALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_anthroprofALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_airALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_anthroprofALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'BC_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_NI_bbALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_airALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_anthroprofALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_bbALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_airALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_anthroprofALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_bbALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_volcALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_airALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_anthroprofALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_bbALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_volcALL_vertical_1849-2015_1.9x2.5_version20180512.nc'
-</ext_frc_specifier>
-
-<!-- Surface emissions -->
-<srf_emis_type>CYCLICAL</srf_emis_type>
-<srf_emis_cycle_yr>2000</srf_emis_cycle_yr>
-<srf_emis_specifier>
-  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_anthrosurfALL_surface_1849-2015_0.9x1.25_version20180512.nc',
-  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_anthrosurfALL_surface_1849-2015_0.9x1.25_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_anthrosurfALL_surface_1849-2015_0.9x1.25_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_anthrosurfALL_surface_1849-2015_0.9x1.25_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_anthrosurfALL_surface_1849-2015_0.9x1.25_version20180512.nc'
-</srf_emis_specifier>
-<srf_emis_specifier hgrid="1.9x2.5">
-  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc',
-  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc'
-</srf_emis_specifier>
-
-<!--use_gw_oro>.false.</use_gw_oro-->
-<!--use_gw_rdg_beta>.true.</use_gw_rdg_beta-->
-<!--zmconv_num_cin>1</zmconv_num_cin-->
-<!--prescribed_strataero_cycle_yr>1850</prescribed_strataero_cycle_yr-->
-
-<clubb_gamma_coef hgrid="0.9x1.25">0.286</clubb_gamma_coef>
-<clubb_gamma_coef hgrid="1.9x2.5" >0.264</clubb_gamma_coef>
-
-<!-- dyn_fv-->
-<fv_high_order_top>.false.</fv_high_order_top>
-<fv_am_geom_crrct>.true.</fv_am_geom_crrct>
-<fv_am_correction>.true.</fv_am_correction>
-<fv_am_fixer>.true.</fv_am_fixer>
-<fv_am_fix_lbl>.true.</fv_am_fix_lbl>
-<fv_am_diag>.true.</fv_am_diag>
-
-<!--diagnostics-->
-<do_circulation_diags>.true.</do_circulation_diags>
-
-<!--phys_ctl_nl-->
-<dme_energy_adjust>.true.</dme_energy_adjust>
-
-<!--zmconv_nl-->
-<zmconv_c0_lnd>0.0200D0</zmconv_c0_lnd>
-<zmconv_c0_ocn>0.0200D0</zmconv_c0_ocn>
-<zmconv_ke>8.0E-6</zmconv_ke>
-<zmconv_ke_lnd>8.0E-6</zmconv_ke_lnd>
-
-<!--micro_mg_nl-->
-<micro_mg_dcs hgrid="0.9x1.25">5.5e-4</micro_mg_dcs>
-<micro_mg_dcs hgrid="1.9x2.5" >5.0e-4</micro_mg_dcs>
-
-<!--gw_drag_nl-->
-<tau_0_ubc>.true.</tau_0_ubc>
-
-<!--cldfrc_nl-->
-<cldfrc_iceopt hgrid="1.9x2.5">4</cldfrc_iceopt>
-
-<!--cldfrc2m_nl-->
-<cldfrc2m_rhmini hgrid="0.9x1.25">0.90D0</cldfrc2m_rhmini>
-
-<!--Options for megan -->
-<megan_specifier>'isoprene = isoprene','monoterp = myrcene + sabinene + limonene+ carene_3 + ocimene_t_b + pinene_b + pinene_a'</megan_specifier>
-
-<!--set SOA emissions since reading emissions from MEGAN -->
-<isoprene_oslo_emis_file>noresm-only/atm/cam/chem/trop_mozart_aero/emis/soanucl/bvocgcmFV19_isopr_1850_2000_zero.nc</isoprene_oslo_emis_file>
-<monoterp_oslo_emis_file>noresm-only/atm/cam/chem/trop_mozart_aero/emis/soanucl/bvocgcmFV19_monoterp_1850_2000_zero.nc</monoterp_oslo_emis_file>
-
-<!-- sim_year used for CLM datasets and SSTs forcings -->
-<sim_year>1850</sim_year>
-
-<!-- CMIP6 climatological volcanic background forcing -->
-<!-- TODO: START -->
-<!-- this does not work with the code since it assumes a field name of MMRVOLC in the file -->
-<!-- Its not clear how this ever worked in the release code -->
-<!-- For now commenting this out -->
-<!-- <prescribed_volcaero_datapath>atm/cam/volc</prescribed_volcaero_datapath> -->
-<!-- <prescribed_volcaero_file>CMIP_CAM6_radiation_average_v3_reformatted.nc</prescribed_volcaero_file> -->
-<!-- <prescribed_volcaero_cycle_yr>1850</prescribed_volcaero_cycle_yr> -->
-<!-- <prescribed_volcaero_type>CYCLICAL</prescribed_volcaero_type> -->
-<!-- TODO: END -->
-
-<rad_climate>'A:Q:H2O','N:O2:O2','N:CO2:CO2','N:ozone:O3','N:N2O:N2O','N:CH4:CH4','N:CFC11:CFC11','N:CFC12:CFC12'</rad_climate>
-<!--prescribed_strataero_file>' '</prescribed_strataero_file-->
-
-</namelist_defaults>
diff --git a/bld/namelist_files/use_cases/2000_camnor_osloaero.xml b/bld/namelist_files/use_cases/2000_camnor_osloaero.xml
new file mode 100644
index 0000000000..02fe9f245f
--- /dev/null
+++ b/bld/namelist_files/use_cases/2000_camnor_osloaero.xml
@@ -0,0 +1,90 @@
+<?xml version="1.0"?>
+
+<namelist_defaults>
+
+<tracer_cnst_datapath  >atm/cam/ozone                                             </tracer_cnst_datapath>
+<tracer_cnst_file      >tracer_cnst_CAM6chem_2000climo_3D_monthly_c171004.nc      </tracer_cnst_file>
+<tracer_cnst_specifier >'O3','OH','NO3','HO2'                                     </tracer_cnst_specifier>
+
+<tracer_cnst_cycle_yr                  >2000                                                      </tracer_cnst_cycle_yr>
+<tracer_cnst_type                      >CYCLICAL                                                  </tracer_cnst_type>
+<tracer_cnst_filelist                  >''                                                        </tracer_cnst_filelist>
+
+<prescribed_ozone_cycle_yr>   2000                                                           </prescribed_ozone_cycle_yr>
+<prescribed_ozone_datapath>   atm/cam/ozone                                                  </prescribed_ozone_datapath>
+<prescribed_ozone_file>       ozone_strataero_CAM6chem_2000climo_zm_5day_c171004.nc          </prescribed_ozone_file>
+<prescribed_ozone_name>       'O3'                                                           </prescribed_ozone_name>
+<prescribed_ozone_type>       'CYCLICAL'                                                     </prescribed_ozone_type>
+
+<solar_irrad_data_file>   'atm/cam/solar/SolarForcing1995-2005avg_c160929.nc'  </solar_irrad_data_file>
+<solar_data_ymd      >    20000101                                             </solar_data_ymd>
+<solar_data_type     >    FIXED                                                </solar_data_type>
+
+<!-- External forcing -->
+<ext_frc_type>CYCLICAL</ext_frc_type>
+<ext_frc_cycle_yr>2000</ext_frc_cycle_yr>
+<ext_frc_specifier>
+  'H2O    -> $INPUTDATA_ROOT/atm/cam/chem/emis/elev/H2O_emission_CH4_oxidationx2_elev_3Dmonthly_L70_2000climo_c180511.nc',
+  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'BC_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_NI_bbALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_bbALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_bbALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_volcALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_bbALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_volcALL_vertical_1849-2015_0.9x1.25_version20180512.nc'
+</ext_frc_specifier>
+
+<!-- Surface emissions -->
+<srf_emis_type>CYCLICAL</srf_emis_type>
+<srf_emis_cycle_yr>2000</srf_emis_cycle_yr>
+<srf_emis_specifier>
+  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_anthrosurfALL_surface_1849-2015_0.9x1.25_version20180512.nc',
+  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_anthrosurfALL_surface_1849-2015_0.9x1.25_version20180512.nc',
+  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_anthrosurfALL_surface_1849-2015_0.9x1.25_version20180512.nc',
+  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_anthrosurfALL_surface_1849-2015_0.9x1.25_version20180512.nc',
+  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_anthrosurfALL_surface_1849-2015_0.9x1.25_version20180512.nc'
+</srf_emis_specifier>
+
+<!--Options for megan -->
+<megan_specifier>'isoprene = isoprene','monoterp = myrcene + sabinene + limonene+ carene_3 + ocimene_t_b + pinene_b + pinene_a'</megan_specifier>
+
+<flbc_file>      'atm/waccm/lb/LBC_2000climo_CMIP6_0p5degLat_c180227.nc' </flbc_file>
+<flbc_list>      'CO2','CH4','N2O','CFC11eq','CFC12' </flbc_list>
+<flbc_type>      'CYCLICAL'                          </flbc_type>
+<flbc_cycle_yr>  2000                                </flbc_cycle_yr>
+
+<rad_climate>'A:Q:H2O','N:O2:O2','N:CO2:CO2','N:ozone:O3','N:N2O:N2O','N:CH4:CH4','N:CFC11:CFC11','N:CFC12:CFC12'</rad_climate>
+
+<prescribed_volcaero_datapath>atm/cam/volc</prescribed_volcaero_datapath>
+<prescribed_volcaero_file>CMIP_CAM6_radiation_average_v3_reformatted.nc</prescribed_volcaero_file>
+<prescribed_volcaero_cycle_yr>1850</prescribed_volcaero_cycle_yr>
+<prescribed_volcaero_type>CYCLICAL</prescribed_volcaero_type>
+
+<!-- ================================================= -->
+<!-- noresm-physics -->
+<!-- ================================================= -->
+
+<dme_energy_adjust>.true.</dme_energy_adjust>
+<zmconv_c0_lnd>0.0200D0</zmconv_c0_lnd>                     <!--zmconv_nl-->
+<zmconv_c0_ocn>0.0200D0</zmconv_c0_ocn>                     <!--zmconv_nl-->
+<zmconv_ke    >8.0E-6</zmconv_ke>                           <!--zmconv_nl-->
+<zmconv_ke_lnd>8.0E-6</zmconv_ke_lnd>                       <!--zmconv_nl-->
+<tau_0_ubc>.true.</tau_0_ubc>                               <!--gw_drag_nl-->
+<clubb_gamma_coef hgrid="0.9x1.25">0.286</clubb_gamma_coef>
+<clubb_gamma_coef hgrid="1.9x2.5" >0.264</clubb_gamma_coef>
+<micro_mg_dcs     hgrid="0.9x1.25">5.5e-4</micro_mg_dcs>    <!--micro_mg_nl-->
+<micro_mg_dcs     hgrid="1.9x2.5" >5.0e-4</micro_mg_dcs>    <!--micro_mg_nl-->
+<cldfrc2m_rhmini  hgrid="0.9x1.25">0.90D0</cldfrc2m_rhmini> <!--cldfrc2m_nl-->
+<cldfrc_iceopt    hgrid="1.9x2.5">4</cldfrc_iceopt>         <!--cldfrc_nl-->
+<do_circulation_diags>.true.</do_circulation_diags>         <!-- only used in fv -->
+
+</namelist_defaults>
diff --git a/bld/namelist_files/use_cases/2000_camnor_tropmam4.xml b/bld/namelist_files/use_cases/2000_camnor_tropmam4.xml
new file mode 100644
index 0000000000..08a4a04f6b
--- /dev/null
+++ b/bld/namelist_files/use_cases/2000_camnor_tropmam4.xml
@@ -0,0 +1,104 @@
+<?xml version="1.0"?>
+
+<namelist_defaults>
+
+<tracer_cnst_datapath  >atm/cam/ozone                                             </tracer_cnst_datapath>
+<tracer_cnst_file      >tracer_cnst_CAM6chem_2000climo_3D_monthly_c171004.nc      </tracer_cnst_file>
+<tracer_cnst_specifier >'O3','OH','NO3','HO2'                                     </tracer_cnst_specifier>
+
+<tracer_cnst_cycle_yr                  >2000                                                      </tracer_cnst_cycle_yr>
+<tracer_cnst_type                      >CYCLICAL                                                  </tracer_cnst_type>
+<tracer_cnst_filelist                  >''                                                        </tracer_cnst_filelist>
+
+<prescribed_ozone_cycle_yr>   2000                                                           </prescribed_ozone_cycle_yr>
+<prescribed_ozone_datapath>   atm/cam/ozone                                                  </prescribed_ozone_datapath>
+<prescribed_ozone_file>       ozone_strataero_CAM6chem_2000climo_zm_5day_c171004.nc          </prescribed_ozone_file>
+<prescribed_ozone_name>       'O3'                                                           </prescribed_ozone_name>
+<prescribed_ozone_type>       'CYCLICAL'                                                     </prescribed_ozone_type>
+
+<prescribed_strataero_cycle_yr>   2000                                                           </prescribed_strataero_cycle_yr>
+<prescribed_strataero_datapath>   atm/cam/ozone                                                  </prescribed_strataero_datapath>
+<prescribed_strataero_file>       ozone_strataero_CAM6chem_2000climo_zm_5day_c171004.nc          </prescribed_strataero_file>
+<prescribed_strataero_type>       'CYCLICAL'                                                     </prescribed_strataero_type>
+
+<solar_irrad_data_file>   'atm/cam/solar/SolarForcing1995-2005avg_c160929.nc'  </solar_irrad_data_file>
+<solar_data_ymd      >    20000101                                             </solar_data_ymd>
+<solar_data_type     >    FIXED                                                </solar_data_type>
+
+<!-- External forcing -->
+<ext_frc_type>CYCLICAL</ext_frc_type>
+<ext_frc_cycle_yr>2000</ext_frc_cycle_yr>
+<ext_frc_specifier>
+     'H2O -> $INPUTDATA_ROOT/atm/cam/chem/emis/elev/H2O_emission_CH4_oxidationx2_elev_3Dmonthly_L70_2000climo_c180511.nc',
+     'num_a1 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_num_so4_a1_anthro-ene_vertical_2000climo_0.9x1.25_c20170616.nc',
+     'num_a1 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_num_a1_so4_contvolcano_vertical_2000climo_0.9x1.25_c20170724.nc',
+     'num_a2 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_num_a2_so4_contvolcano_vertical_2000climo_0.9x1.25_c20170724.nc',
+     'SO2 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_SO2_contvolcano_vertical_2000climo_0.9x1.25_c20170322.nc ',
+     'so4_a1 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_so4_a1_anthro-ene_vertical_2000climo_0.9x1.25_c20170616.nc',
+     'so4_a1 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_so4_a1_contvolcano_vertical_2000climo_0.9x1.25_c20170724.nc',
+     'so4_a2 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_so4_a2_contvolcano_vertical_2000climo_0.9x1.25_c20170724.nc'
+</ext_frc_specifier>
+
+<!-- Surface emissions -->
+<srf_emis_type>CYCLICAL</srf_emis_type>
+<srf_emis_cycle_yr>2000</srf_emis_cycle_yr>
+<srf_emis_specifier>
+    'bc_a4 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_bc_a4_anthro_surface_2000climo_0.9x1.25_c20170608.nc',
+    'bc_a4 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_bc_a4_bb_surface_2000climo_0.9x1.25_c20170322.nc',
+    'DMS -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_DMS_bb_surface_2000climo_0.9x1.25_c20170322.nc',
+    'num_a1 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_num_so4_a1_bb_surface_2000climo_0.9x1.25_c20170322.nc',
+    'num_a1 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_num_so4_a1_anthro-ag-ship_surface_2000climo_0.9x1.25_c20170616.nc',
+    'num_a2 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_num_so4_a2_anthro-res_surface_2000climo_0.9x1.25_c20170616.nc',
+    'num_a4 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_num_bc_a4_bb_surface_2000climo_0.9x1.25_c20170322.nc',
+    'num_a4 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_num_bc_a4_anthro_surface_2000climo_0.9x1.25_c20170608.nc',
+    'num_a4 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_num_pom_a4_anthro_surface_2000climo_0.9x1.25_c20170608.nc',
+    'num_a4 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_num_pom_a4_bb_surface_2000climo_0.9x1.25_c20170509.nc',
+    'pom_a4 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_pom_a4_anthro_surface_2000climo_0.9x1.25_c20170608.nc',
+    'pom_a4 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_pom_a4_bb_surface_2000climo_0.9x1.25_c20170322.nc ',
+    'SO2 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_SO2_anthro-ag-ship-res_surface_2000climo_0.9x1.25_c20170616.nc',
+    'SO2 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_SO2_anthro-ene_surface_2000climo_0.9x1.25_c20170616.nc',
+    'SO2 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_SO2_bb_surface_2000climo_0.9x1.25_c20170322.nc',
+    'so4_a1 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_so4_a1_anthro-ag-ship_surface_2000climo_0.9x1.25_c20170616.nc',
+    'so4_a1 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_so4_a1_bb_surface_2000climo_0.9x1.25_c20170322.nc',
+    'so4_a2 -> $INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_so4_a2_anthro-res_surface_2000climo_0.9x1.25_c20170616.nc',
+    'SOAE -> 2.5592D0*$INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_BENZENE_anthro_surface_2000climo_0.9x1.25_c20170608.nc',
+    'SOAE -> 2.5592D0*$INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_BENZENE_bb_surface_2000climo_0.9x1.25_c20170322.nc',
+    'SOAE -> 0.5954D0*$INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_ISOP_bb_surface_2000climo_0.9x1.25_c20170322.nc',
+    'SOAE -> 5.1004D0*$INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_MTERP_bb_surface_2000climo_0.9x1.25_c20170322.nc',
+    'SOAE -> 8.2367D0*$INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_TOLUENE_anthro_surface_2000climo_0.9x1.25_c20170608.nc',
+    'SOAE -> 8.2367D0*$INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_TOLUENE_bb_surface_2000climo_0.9x1.25_c20170322.nc',
+    'SOAE -> 6.5013D0*$INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_XYLENES_anthro_surface_2000climo_0.9x1.25_c20170608.nc',
+    'SOAE -> 6.5013D0*$INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_XYLENES_bb_surface_2000climo_0.9x1.25_c20170322.nc',
+    'SOAE -> 8.5371D0*$INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_IVOC_anthro_surface_2000climo_0.9x1.25_c20170608.nc',
+    'SOAE -> 8.5371D0*$INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_IVOC_bb_surface_2000climo_0.9x1.25_c20170322.nc',
+    'SOAE -> 16.650D0*$INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_SVOC_anthro_surface_2000climo_0.9x1.25_c20170608.nc',
+    'SOAE -> 16.650D0*$INPUTDATA_ROOT/atm/cam/chem/emis/CMIP6_emissions_2000climo/emissions-cmip6_SVOC_bb_surface_2000climo_0.9x1.25_c20170322.nc'
+</srf_emis_specifier>
+
+<!-- HEMCO emissions -->
+<hemco_emission_year>2000</hemco_emission_year>
+
+<flbc_file>      'atm/waccm/lb/LBC_2000climo_CMIP6_0p5degLat_c180227.nc' </flbc_file>
+<flbc_list>      'CO2','CH4','N2O','CFC11eq','CFC12' </flbc_list>
+<flbc_type>      'CYCLICAL'                          </flbc_type>
+<flbc_cycle_yr>  2000                                </flbc_cycle_yr>
+
+<!-- ================================================= -->
+<!-- noresm-physics -->
+<!-- ================================================= -->
+
+<dme_energy_adjust>.true.</dme_energy_adjust>
+<zmconv_c0_lnd>0.0200D0</zmconv_c0_lnd>                     <!--zmconv_nl-->
+<zmconv_c0_ocn>0.0200D0</zmconv_c0_ocn>                     <!--zmconv_nl-->
+<zmconv_ke    >8.0E-6</zmconv_ke>                           <!--zmconv_nl-->
+<zmconv_ke_lnd>8.0E-6</zmconv_ke_lnd>                       <!--zmconv_nl-->
+<tau_0_ubc>.true.</tau_0_ubc>                               <!--gw_drag_nl-->
+<clubb_gamma_coef hgrid="0.9x1.25">0.286</clubb_gamma_coef>
+<clubb_gamma_coef hgrid="1.9x2.5" >0.264</clubb_gamma_coef>
+<micro_mg_dcs     hgrid="0.9x1.25">5.5e-4</micro_mg_dcs>    <!--micro_mg_nl-->
+<micro_mg_dcs     hgrid="1.9x2.5" >5.0e-4</micro_mg_dcs>    <!--micro_mg_nl-->
+<cldfrc2m_rhmini  hgrid="0.9x1.25">0.90D0</cldfrc2m_rhmini> <!--cldfrc2m_nl-->
+<cldfrc_iceopt    hgrid="1.9x2.5">4</cldfrc_iceopt>         <!--cldfrc_nl-->
+<do_circulation_diags>.true.</do_circulation_diags>         <!-- only used in fv -->
+
+</namelist_defaults>
diff --git a/bld/namelist_files/use_cases/hist_cam6_noresm.xml b/bld/namelist_files/use_cases/hist_cam6_noresm.xml
deleted file mode 100644
index 0e11f22992..0000000000
--- a/bld/namelist_files/use_cases/hist_cam6_noresm.xml
+++ /dev/null
@@ -1,191 +0,0 @@
-<?xml version="1.0"?>
-
-<namelist_defaults>
-
-<!--micro_do_sb_physics>   .true.   </micro_do_sb_physics-->
-<!--do_tms>                .false.  </do_tms-->
-<!--do_beljaars>           .true.   </do_beljaars-->
-
-<!-- Solar constant -->
-<!--solar_data_file          >   'atm/cam/solar/SolarForcingCMIP6_18500101-22991231_c160830.nc'    </solar_data_file-->
-<solar_irrad_data_file    >   'atm/cam/solar/SolarForcingCMIP6_18491230-22991231_c171031.nc'</solar_irrad_data_file>
-
-<!-- GHG values -->
-<scenario_ghg            >    'CHEM_LBC_FILE'   </scenario_ghg>
- <!-- use waccm LBC file -->  
-<flbc_file>atm/waccm/lb/LBC_1750-2015_CMIP6_GlobAnnAvg_c180926.nc</flbc_file>
-<flbc_type>'SERIAL'</flbc_type>
-<flbc_list>'CO2','CH4','N2O','CFC11eq','CFC12'</flbc_list>
-  <!--scenario_ghg            >    RAMPED                                       </scenario_ghg-->
-  <!--bndtvghg                >    atm/cam/ggas/ghg_hist_1765-2005_c091218.nc   </bndtvghg-->
-
-<!-- ozone data -->
-<prescribed_ozone_datapath>   'atm/cam/ozone_strataero'                                          </prescribed_ozone_datapath>
-<prescribed_ozone_file    >   'ozone_strataero_WACCM_L70_zm5day_18500101-20150103_CMIP6ensAvg_c180923.nc'   </prescribed_ozone_file>
-<prescribed_ozone_name    >   'O3'                                                      </prescribed_ozone_name>
-<prescribed_ozone_type    >   'SERIAL'                                                  </prescribed_ozone_type>
-
-<!-- Prescribed oxidants for aerosol chemistry -->
-<tracer_cnst_datapath     >   'atm/cam/tracer_cnst'                                          </tracer_cnst_datapath>
-<tracer_cnst_file         >   'tracer_cnst_halons_3D_L70_1849-2015_CMIP6ensAvg_c180927.nc'    </tracer_cnst_file>
-<tracer_cnst_specifier    >   'O3','OH','NO3','HO2'                                     </tracer_cnst_specifier>
-<tracer_cnst_type         >   'INTERP_MISSING_MONTHS'                                                  </tracer_cnst_type>
-<tracer_cnst_filelist     >   ''                                                        </tracer_cnst_filelist>
-
-<!-- Surface emissions for  MAMOslo -->
-<srf_emis_type            >    INTERP_MISSING_MONTHS  </srf_emis_type>
-
-<!-- External forcing for MAMOslo -->
-<ext_frc_type             >    INTERP_MISSING_MONTHS  </ext_frc_type>
-
-<!-- surface emissions -->
-<srf_emis_specifier hgrid="1.9x2.5">
-  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc',
-  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc'
-</srf_emis_specifier>
-<srf_emis_specifier hgrid="ne3np4">
-  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc',
-  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc'
-</srf_emis_specifier>
-<srf_emis_specifier>
-  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_anthrosurfALL_surface_1849-2015_0.9x1.25_version20180512.nc',
-  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_anthrosurfALL_surface_1849-2015_0.9x1.25_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_anthrosurfALL_surface_1849-2015_0.9x1.25_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_anthrosurfALL_surface_1849-2015_0.9x1.25_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_anthrosurfALL_surface_1849-2015_0.9x1.25_version20180512.nc'
-</srf_emis_specifier>
-
-<!-- 3D emissions -->
-<ext_frc_specifier hgrid="1.9x2.5">
-  'H2O    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/elev/H2OemissionCH4oxidationx2_3D_L70_1849-2015_CMIP6ensAvg_c180927.nc',
-  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_airALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_anthroprofALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_airALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_anthroprofALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'BC_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_NI_bbALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_airALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_anthroprofALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_bbALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_airALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_anthroprofALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_bbALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_volcALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_airALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_anthroprofALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_bbALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_volcALL_vertical_1849-2015_1.9x2.5_version20180512.nc'
-</ext_frc_specifier>
-<ext_frc_specifier hgrid="ne3np4">
-  'H2O    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/elev/H2OemissionCH4oxidationx2_3D_L70_1849-2015_CMIP6ensAvg_c180927.nc',
-  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_airALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_anthroprofALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_airALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_anthroprofALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'BC_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_NI_bbALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_airALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_anthroprofALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_bbALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_airALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_anthroprofALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_bbALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_volcALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_airALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_anthroprofALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_bbALL_vertical_1849-2015_1.9x2.5_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_volcALL_vertical_1849-2015_1.9x2.5_version20180512.nc'
-</ext_frc_specifier>
-<ext_frc_specifier>
-  'H2O    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/elev/H2OemissionCH4oxidationx2_3D_L70_1849-2015_CMIP6ensAvg_c180927.nc',
-  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'BC_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_NI_bbALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_bbALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_bbALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_volcALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_bbALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
-  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_volcALL_vertical_1849-2015_0.9x1.25_version20180512.nc'
-</ext_frc_specifier>
-
-<!--use_gw_oro               >   .false.   </use_gw_oro-->
-<!--use_gw_rdg_beta          >   .true.    </use_gw_rdg_beta-->
-<!--zmconv_num_cin           >   1         </zmconv_num_cin-->
-
-<!--prescribed_strataero_cycle_yr>  1850          </prescribed_strataero_cycle_yr-->
-
-<srf_emis_type            >    INTERP_MISSING_MONTHS  </srf_emis_type>
-<ext_frc_type             >    INTERP_MISSING_MONTHS  </ext_frc_type>
-
-<clubb_gamma_coef hgrid="0.9x1.25">0.286</clubb_gamma_coef>
-<clubb_gamma_coef hgrid="1.9x2.5" >0.264</clubb_gamma_coef>
-
-<!-- dyn_fv-->
-<fv_high_order_top> .false. </fv_high_order_top>
-<fv_am_geom_crrct> .true. </fv_am_geom_crrct>
-<fv_am_correction> .true. </fv_am_correction>
-<fv_am_fixer>      .true. </fv_am_fixer>
-<fv_am_fix_lbl>    .true. </fv_am_fix_lbl>
-<fv_am_diag>       .true. </fv_am_diag>
-
-<!--diagnostics-->
-<do_circulation_diags> .true. </do_circulation_diags>
-
-<!--phys_ctl_nl-->
-<dme_energy_adjust> .true. </dme_energy_adjust>
-  
-<!--zmconv_nl-->
-<zmconv_c0_lnd> 0.0200D0 </zmconv_c0_lnd>
-<zmconv_c0_ocn> 0.0200D0 </zmconv_c0_ocn>
-
-<zmconv_ke>     8.0E-6 </zmconv_ke>
-<zmconv_ke_lnd> 8.0E-6 </zmconv_ke_lnd>
-
-
-<!--micro_mg_nl-->
-<micro_mg_dcs hgrid="0.9x1.25">5.5e-4</micro_mg_dcs>
-<micro_mg_dcs hgrid="1.9x2.5" >5.0e-4</micro_mg_dcs>
-
-<!--gw_drag_nl-->
-<tau_0_ubc>  .true.   </tau_0_ubc>
-
-<!--cldfrc_nl-->
-<cldfrc_iceopt hgrid="1.9x2.5"> 4 </cldfrc_iceopt>
-
-<!--cldfrc2m_nl-->
-<cldfrc2m_rhmini hgrid="0.9x1.25">0.90D0</cldfrc2m_rhmini>
-
-<!--Options for megan -->
-<megan_specifier>'isoprene = isoprene','monoterp = myrcene + sabinene + limonene+ carene_3 + ocimene_t_b + pinene_b + pinene_a'</megan_specifier>
-
-<!--set SOA emissions since reading emissions from MEGAN -->
-<isoprene_oslo_emis_file>noresm-only/atm/cam/chem/trop_mozart_aero/emis/soanucl/bvocgcmFV19_isopr_1850_2000_zero.nc </isoprene_oslo_emis_file>
-<monoterp_oslo_emis_file>noresm-only/atm/cam/chem/trop_mozart_aero/emis/soanucl/bvocgcmFV19_monoterp_1850_2000_zero.nc </monoterp_oslo_emis_file>
-
-<!-- sim_year used for CLM datasets and SSTs forcings -->
-<sim_year>1850</sim_year>
-
-<!-- CMIP6 climatological volcanic background forcing -->
-<!--prescribed_strataero_file>' '</prescribed_strataero_file-->
-<!-- TODO: START -->
-<!-- this does not work with the code since it assumes a field name of MMRVOLC in the file -->
-<!-- Its not clear how this ever worked in the release code -->
-<!-- For now commenting this out -->
-<!-- <prescribed_volcaero_datapath>atm/cam/volc</prescribed_volcaero_datapath> -->
-<!-- <prescribed_volcaero_file>CMIP_CAM6_radiation_v3_reformatted.nc</prescribed_volcaero_file> -->
-
-<rad_climate>'A:Q:H2O','N:O2:O2','N:CO2:CO2','N:ozone:O3','N:N2O:N2O','N:CH4:CH4','N:CFC11:CFC11','N:CFC12:CFC12'</rad_climate>
-
-</namelist_defaults>
diff --git a/bld/namelist_files/use_cases/hist_camnor_lt_osloaero.xml b/bld/namelist_files/use_cases/hist_camnor_lt_osloaero.xml
new file mode 100644
index 0000000000..028b3d0562
--- /dev/null
+++ b/bld/namelist_files/use_cases/hist_camnor_lt_osloaero.xml
@@ -0,0 +1,91 @@
+<?xml version="1.0"?>
+<namelist_defaults>
+<start_ymd>19790101</start_ymd>
+
+<!-- Solar data from NRL -->
+<solar_irrad_data_file>atm/cam/solar/SolarForcingCMIP6_18491230-23000102_c20200615.nc</solar_irrad_data_file>
+
+<!-- LBC Files -->
+<flbc_file>atm/waccm/lb/LBC_17500116-20150116_CMIP6_0p5degLat_c180905.nc</flbc_file>
+<flbc_type>'SERIAL'</flbc_type>
+<flbc_list>'CO2','CH4','N2O','CFC11','CFC12','CFC11eq'</flbc_list>
+
+<!-- Low top upper boundary conditions -->
+<ubc_specifier>'Q:H2O->UBC_FILE'</ubc_specifier>
+<ubc_file_path>atm/cam/chem/ubc/f.e21.FWHISTBgcCrop.f09_f09_mg17.CMIP6-AMIP-WACCM.ensAvg123.cam.h0zm.UBC.195001-201412_c220322.nc</ubc_file_path>
+<ubc_file_input_type>'SERIAL'</ubc_file_input_type>
+
+<!-- ozone data -->
+<prescribed_ozone_datapath>   'atm/cam/ozone_strataero'                                                         </prescribed_ozone_datapath>
+<prescribed_ozone_file    >   'ozone_strataero_WACCM_L70_zm5day_18500101-20150103_CMIP6ensAvg_c180923.nc'       </prescribed_ozone_file>
+<prescribed_ozone_name    >   'O3'                                                                              </prescribed_ozone_name>
+<prescribed_ozone_type    >   SERIAL                                                                            </prescribed_ozone_type>
+
+<!-- Prescribed oxidants for aerosol chemistry -->
+<tracer_cnst_datapath >   'atm/cam/tracer_cnst'                                         </tracer_cnst_datapath>
+<tracer_cnst_file     >   'tracer_cnst_halons_3D_L70_1849-2015_CMIP6ensAvg_c180927.nc'  </tracer_cnst_file>
+<tracer_cnst_specifier>   'O3','OH','NO3','HO2'                                         </tracer_cnst_specifier>
+<tracer_cnst_type     >   INTERP_MISSING_MONTHS                                         </tracer_cnst_type>
+<tracer_cnst_filelist >   ''                                                            </tracer_cnst_filelist>
+
+<!-- External forcing -->
+<ext_frc_type>INTERP_MISSING_MONTHS</ext_frc_type>
+<ext_frc_specifier>
+  'H2O    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/elev/H2OemissionCH4oxidationx2_3D_L70_1849-2015_CMIP6ensAvg_c180927.nc',
+  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'BC_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_NI_bbALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_bbALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_bbALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_volcALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_airALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_anthroprofALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_bbALL_vertical_1849-2015_0.9x1.25_version20180512.nc',
+  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_volcALL_vertical_1849-2015_0.9x1.25_version20180512.nc'
+</ext_frc_specifier>
+
+<!-- Surface emissions -->
+<srf_emis_type>INTERP_MISSING_MONTHS</srf_emis_type>
+<srf_emis_specifier>
+  'BC_AX  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_AX_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc',
+  'BC_N   ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_BC_N_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc',
+  'OM_NI  ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_OM_NI_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc',
+  'SO2    ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO2_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc',
+  'SO4_PR ->  $INPUTDATA_ROOT/atm/cam/chem/emis/cmip6_emissions_version20180512/emissions_cmip6_noresm2_SO4_PR_anthrosurfALL_surface_1849-2015_1.9x2.5_version20180512.nc'
+</srf_emis_specifier>
+
+<csw_time_type>SERIAL</csw_time_type>
+
+<rad_climate>'A:Q:H2O','N:O2:O2','N:CO2:CO2','N:ozone:O3','N:N2O:N2O','N:CH4:CH4','N:CFC11:CFC11','N:CFC12:CFC12'</rad_climate>
+
+<!--Options for megan -->
+<megan_specifier>'isoprene = isoprene','monoterp = myrcene + sabinene + limonene+ carene_3 + ocimene_t_b + pinene_b + pinene_a'</megan_specifier>
+
+<prescribed_volcaero_datapath>atm/cam/volc</prescribed_volcaero_datapath>
+<prescribed_volcaero_file>CMIP_CAM6_radiation_v3_reformatted.nc</prescribed_volcaero_file>
+
+<!-- ================================================= -->
+<!-- noresm-physics -->
+<!-- ================================================= -->
+
+<dme_energy_adjust>.true.</dme_energy_adjust>
+<zmconv_c0_lnd> 0.0200D0 </zmconv_c0_lnd>                   <!--zmconv_nl-->
+<zmconv_c0_ocn> 0.0200D0 </zmconv_c0_ocn>                   <!--zmconv_nl-->
+<zmconv_ke>     8.0E-6 </zmconv_ke>                         <!--zmconv_nl-->
+<zmconv_ke_lnd> 8.0E-6 </zmconv_ke_lnd>                     <!--zmconv_nl-->
+<tau_0_ubc>  .true.   </tau_0_ubc>                          <!--gw_drag_nl-->
+<clubb_gamma_coef hgrid="0.9x1.25">0.286</clubb_gamma_coef>
+<clubb_gamma_coef hgrid="1.9x2.5" >0.264</clubb_gamma_coef>
+<micro_mg_dcs     hgrid="0.9x1.25">5.5e-4</micro_mg_dcs>    <!--micro_mg_nl-->
+<micro_mg_dcs     hgrid="1.9x2.5" >5.0e-4</micro_mg_dcs>    <!--micro_mg_nl-->
+<cldfrc2m_rhmini  hgrid="0.9x1.25">0.90D0</cldfrc2m_rhmini> <!--cldfrc2m_nl-->
+<cldfrc_iceopt    hgrid="1.9x2.5"> 4 </cldfrc_iceopt>       <!--cldfrc_nl-->
+<do_circulation_diags> .true. </do_circulation_diags>       <!-- only used in fv -->
+
+</namelist_defaults>
diff --git a/bld/namelist_files/use_cases/hist_camnor_lt_tropmam4.xml b/bld/namelist_files/use_cases/hist_camnor_lt_tropmam4.xml
new file mode 100644
index 0000000000..25e9e17d13
--- /dev/null
+++ b/bld/namelist_files/use_cases/hist_camnor_lt_tropmam4.xml
@@ -0,0 +1,63 @@
+<?xml version="1.0"?>
+<namelist_defaults>
+
+<start_ymd>19790101</start_ymd>
+
+<!-- Solar data from NRL -->
+<solar_irrad_data_file>atm/cam/solar/SolarForcingCMIP6_18491230-23000102_c20200615.nc</solar_irrad_data_file>
+
+<!-- LBC Files -->
+<flbc_file>atm/waccm/lb/LBC_17500116-20150116_CMIP6_0p5degLat_c180905.nc</flbc_file>
+<flbc_type>'SERIAL'</flbc_type>
+<flbc_list>'CO2','CH4','N2O','CFC11','CFC12','CFC11eq'</flbc_list>
+
+<!-- Low top upper boundary conditions -->
+<ubc_specifier>'Q:H2O->UBC_FILE'</ubc_specifier>
+<ubc_file_path>atm/cam/chem/ubc/f.e21.FWHISTBgcCrop.f09_f09_mg17.CMIP6-AMIP-WACCM.ensAvg123.cam.h0zm.UBC.195001-201412_c220322.nc</ubc_file_path>
+<ubc_file_input_type>'SERIAL'</ubc_file_input_type>
+
+<!-- ozone data -->
+<prescribed_ozone_datapath>   'atm/cam/ozone_strataero'                                                         </prescribed_ozone_datapath>
+<prescribed_ozone_file    >   'ozone_strataero_WACCM_L70_zm5day_18500101-20150103_CMIP6ensAvg_c180923.nc'       </prescribed_ozone_file>
+<prescribed_ozone_name    >   'O3'                                                                              </prescribed_ozone_name>
+<prescribed_ozone_type    >   SERIAL                                                                            </prescribed_ozone_type>
+
+<!-- Prescribed stratospheric aerosols -->
+<prescribed_strataero_use_chemtrop>   .true.                                                                       </prescribed_strataero_use_chemtrop>
+<prescribed_strataero_datapath    >   'atm/cam/ozone_strataero'                                                    </prescribed_strataero_datapath>
+<prescribed_strataero_file        >   'ozone_strataero_WACCM_L70_zm5day_18500101-20150103_CMIP6ensAvg_c180923.nc'  </prescribed_strataero_file>
+<prescribed_strataero_type        >   SERIAL                                                                       </prescribed_strataero_type>
+
+<!-- Prescribed oxidants for aerosol chemistry -->
+<tracer_cnst_datapath >   'atm/cam/tracer_cnst'                                         </tracer_cnst_datapath>
+<tracer_cnst_file     >   'tracer_cnst_halons_3D_L70_1849-2015_CMIP6ensAvg_c180927.nc'  </tracer_cnst_file>
+<tracer_cnst_specifier>   'O3','OH','NO3','HO2','HALONS'                                </tracer_cnst_specifier>
+<tracer_cnst_type     >   INTERP_MISSING_MONTHS                                         </tracer_cnst_type>
+<tracer_cnst_filelist >   ''                                                            </tracer_cnst_filelist>
+
+<!-- External forcing -->
+<ext_frc_type>INTERP_MISSING_MONTHS</ext_frc_type>
+
+<!-- Surface emissions -->
+<srf_emis_type>INTERP_MISSING_MONTHS</srf_emis_type>
+<csw_time_type>SERIAL</csw_time_type>
+
+<!-- ================================================= -->
+<!-- noresm-physics -->
+<!-- ================================================= -->
+
+<dme_energy_adjust>.true.</dme_energy_adjust>
+<zmconv_c0_lnd>0.0200D0</zmconv_c0_lnd>                     <!--zmconv_nl-->
+<zmconv_c0_ocn>0.0200D0</zmconv_c0_ocn>                     <!--zmconv_nl-->
+<zmconv_ke    >8.0E-6</zmconv_ke>                           <!--zmconv_nl-->
+<zmconv_ke_lnd>8.0E-6</zmconv_ke_lnd>                       <!--zmconv_nl-->
+<tau_0_ubc>.true.</tau_0_ubc>                               <!--gw_drag_nl-->
+<clubb_gamma_coef hgrid="0.9x1.25">0.286</clubb_gamma_coef>
+<clubb_gamma_coef hgrid="1.9x2.5" >0.264</clubb_gamma_coef>
+<micro_mg_dcs     hgrid="0.9x1.25">5.5e-4</micro_mg_dcs>    <!--micro_mg_nl-->
+<micro_mg_dcs     hgrid="1.9x2.5" >5.0e-4</micro_mg_dcs>    <!--micro_mg_nl-->
+<cldfrc2m_rhmini  hgrid="0.9x1.25">0.90D0</cldfrc2m_rhmini> <!--cldfrc2m_nl-->
+<cldfrc_iceopt    hgrid="1.9x2.5">4</cldfrc_iceopt>         <!--cldfrc_nl-->
+<do_circulation_diags>.true.</do_circulation_diags>         <!-- only used in fv -->
+
+</namelist_defaults>
diff --git a/cime_config/config_component.xml b/cime_config/config_component.xml
index 9147bfe14e..4860b7c034 100644
--- a/cime_config/config_component.xml
+++ b/cime_config/config_component.xml
@@ -232,15 +232,16 @@
       <value compset="1850_CAM60%WCTS"   >waccm_tsmlt_1850_cam6</value>
       <value compset="1850_CAM60%WCCM"   >waccm_ma_1850_cam6</value>
       <value compset="1850_CAM60%WCSC"   >waccm_sc_1850_cam6</value>
-      <value compset="1850_CAM%DEV%LT"   >1850_cam_lt</value>
-      <value compset="1850_CAM%DEV%MT"   >1850_cam_mt</value>
-      <value compset="1850_CAM%DEV%LT%NORESM%CAMoslo">1850_cam_lt_noresm</value>
+
+      <value compset="1850_CAM%DEV%LT"                 >1850_cam_lt</value>
+      <value compset="1850_CAM%DEV%LT%NORESM%TROPMAM4" >1850_camnor_lt_tropmam4</value>
+      <value compset="1850_CAM%DEV%LT%NORESM%CAMoslo"  >1850_camnor_lt_osloaero</value>
+      <value compset="1850_CAM%DEV%MT"                 >1850_cam_mt</value>
 
       <value compset="2000_CAM40%TMOZ"   >2000_cam4_trop_chem</value>
       <value compset="2000_CAM40%WXIE"   >waccmxie_ma_2000_cam4</value>
       <value compset="2000_CAM40%WX_"    >waccmx_ma_2000_cam4</value>
 
-      <value compset="2000_CAM%DEV"      >2000_cam6</value>
       <value compset="2000_CAM60"        >2000_cam6</value>
       <value compset="2000_CAM60%WCTS"   >waccm_tsmlt_2000_cam6</value>
       <value compset="2000_CAM60%WCCM"   >waccm_ma_2000_cam6</value>
@@ -248,11 +249,11 @@
       <value compset="2000_CAM60%.*CCTS1">2000_trop_strat_vbs_cam6</value>
       <value compset="2000_CAM60%WXIE"   >waccmx_ma_2000_cam6</value>
 
-      <value compset="2000_CAM%DEV%NORESM%TROPMAM4">2000_cam6</value>
-      <value compset="2000_CAM%DEV%NORESM%CAMoslo">2000_cam6_noresm</value>
-
-      <value compset="2000_CAM%DEV%LT%NORESM%TROPMAM4">2000_cam6</value>
-      <value compset="2000_CAM%DEV%LT%NORESM%CAMoslo">2000_cam6_noresm</value>
+      <value compset="2000_CAM%DEV"                    >2000_cam6</value>
+      <value compset="2000_CAM%DEV%NORESM%TROPMAM4"    >2000_camnor_tropmam4</value>
+      <value compset="2000_CAM%DEV%NORESM%CAMoslo"     >2000_camnor_osloaero</value>
+      <value compset="2000_CAM%DEV%LT%NORESM%TROPMAM4" >2000_camnor_tropmam4</value>
+      <value compset="2000_CAM%DEV%LT%NORESM%CAMoslo"  >2000_camnor_osloaero</value>
 
       <value compset="2000_CAM30_SLND_SICE_DOCN%AQP"   >aquaplanet_cam3</value>
       <value compset="2000_CAM40_SLND_SICE_DOCN%SOMAQP">aquaplanet_cam4</value>
@@ -265,7 +266,7 @@
       <value compset="2000_CAM\d0%WC.*_SLND_SICE_DOCN%AQP">aquaplanet_waccm_2000</value>
 
       <value compset="2010_CAM60"        >2010_cam6</value>
-      <value compset="2010_CAM60%.*CCTS1"  >2010_trop_strat_vbs_cam6</value>
+      <value compset="2010_CAM60%.*CCTS1">2010_trop_strat_vbs_cam6</value>
       <value compset="2010_CAM60%WCTS"   >waccm_tsmlt_2010_cam6</value>
       <value compset="2010_CAM60%WCSC"   >waccm_sc_2010_cam6</value>
 
@@ -277,9 +278,11 @@
       <value compset="HIST_CAM40%WXIE"   >1950-2010_ccmi_refc1_waccmx_ma</value>
       <value compset="HIST_CAM50"        >1850-2005_cam5</value>
       <value compset="HIST_CAM60"        >hist_cam6</value>
-      <value compset="HIST_CAM%DEV%LT"   >hist_cam_lt</value>
-      <value compset="HIST_CAM%DEV%MT"   >hist_cam_mt</value>
-      <value compset="HIST_CAM%DEV%LT%NORESM%CAMoslo">hist_cam6_noresm</value>
+
+      <value compset="HIST_CAM%DEV%LT"                >hist_cam_lt</value>
+      <value compset="HIST_CAM%DEV%LT%NORESM%TROPMAM4">hist_camnor_lt_tropmam4</value>
+      <value compset="HIST_CAM%DEV%LT%NORESM%CAMoslo" >hist_camnor_lt_osloaero</value>
+      <value compset="HIST_CAM%DEV%MT"                >hist_cam_mt</value>
 
       <value compset="HIST_CAM60%WCTS"   >waccm_tsmlt_hist_cam6</value>
       <value compset="HIST_CAM60%WCSC"   >waccm_sc_hist_cam6</value>