Search or Browse CAM Namelist Variables

This page contains the complete list of namelist variables available in CAM-5.0. They are grouped by categories designed to aid browsing. Clicking on the name of a variable will display descriptive information. If search terms are entered in the text box below, the list will be condensed to contain only matched variables.


(separate search terms with spaces)

Control - Driver

Namelist Variable Type Group
aqua_planet logical seq_infodata_inparm
aqua_planet_sst integer seq_infodata_inparm
atm_adiabatic logical seq_infodata_inparm
atm_dep_flux logical phys_ctl_nl
atm_ideal_phys logical seq_infodata_inparm
atm_logfile char*256 camexp
atm_logfile_diro char*256 camexp
atm_ntasks integer ccsm_pes
atm_nthreads integer ccsm_pes
atm_pestride integer ccsm_pes
atm_rootpe integer ccsm_pes
bfbflag logical seq_infodata_inparm
brnch_retain_casename logical seq_infodata_inparm
budget_ann integer seq_infodata_inparm
budget_daily integer seq_infodata_inparm
budget_inst integer seq_infodata_inparm
budget_ltann integer seq_infodata_inparm
budget_ltend integer seq_infodata_inparm
budget_month integer seq_infodata_inparm
case_desc char*256 seq_infodata_inparm
case_name char*80 seq_infodata_inparm
cpl_cdf64 logical seq_infodata_inparm
cpl_logfile char*256 camexp
cpl_logfile_diro char*256 camexp
cpl_ntasks integer ccsm_pes
cpl_nthreads integer ccsm_pes
cpl_pestride integer ccsm_pes
cpl_rootpe integer ccsm_pes
do_budgets logical seq_infodata_inparm
drv_threading logical seq_infodata_inparm
flux_albav logical seq_infodata_inparm
flux_epbal char*256 seq_infodata_inparm
hostname char*80 seq_infodata_inparm
ice_ntasks integer ccsm_pes
ice_nthreads integer ccsm_pes
ice_pestride integer ccsm_pes
ice_rootpe integer ccsm_pes
info_debug integer seq_infodata_inparm
lnd_logfile char*256 camexp
lnd_logfile_diro char*256 camexp
lnd_ntasks integer ccsm_pes
lnd_nthreads integer ccsm_pes
lnd_pestride integer ccsm_pes
lnd_rootpe integer ccsm_pes
logfilepostfix char*80 seq_infodata_inparm
model_version char*256 seq_infodata_inparm
ocean_tight_coupling logical seq_infodata_inparm
ocn_ntasks integer ccsm_pes
ocn_nthreads integer ccsm_pes
ocn_pestride integer ccsm_pes
ocn_rootpe integer ccsm_pes
orb_eccen real seq_infodata_inparm
orb_iyear integer seq_infodata_inparm
orb_mode char*256 seq_infodata_inparm
orb_mvelp real seq_infodata_inparm
orb_obliq real seq_infodata_inparm
outpathroot char*256 seq_infodata_inparm
restart_file char*256 seq_infodata_inparm
restart_file_override char*256 seq_infodata_inparm
restart_pfile char*256 seq_infodata_inparm
samegrid logical seq_infodata_inparm
start_type char*8 seq_infodata_inparm
username char*80 seq_infodata_inparm

Control - Time Manager

Namelist Variable Type Group
atm_cpl_dt integer seq_timemgr_inparm
atm_cpl_offset integer seq_timemgr_inparm
calendar char*80 seq_timemgr_inparm
dtime real cam_inparm
end_restart logical seq_timemgr_inparm
ice_cpl_dt integer seq_timemgr_inparm
ice_cpl_offset integer seq_timemgr_inparm
lnd_cpl_dt integer seq_timemgr_inparm
lnd_cpl_offset integer seq_timemgr_inparm
ocn_cpl_dt integer seq_timemgr_inparm
ocn_cpl_offset integer seq_timemgr_inparm
perpetual logical seq_infodata_inparm
perpetual_ymd integer seq_infodata_inparm
ref_tod integer seq_timemgr_inparm
ref_ymd integer seq_timemgr_inparm
restart_n integer seq_timemgr_inparm
restart_option char*8 seq_timemgr_inparm
start_tod integer seq_timemgr_inparm
start_ymd integer seq_timemgr_inparm
stop_n integer seq_timemgr_inparm
stop_option char*8 seq_timemgr_inparm
stop_tod integer seq_timemgr_inparm
stop_ymd integer seq_timemgr_inparm

Initial Conditions

Namelist Variable Type Group
ncdata char*256 cam_inparm
pertlim real cam_inparm
readtrace logical cam_inparm

Restart (Continuation and Branch) Runs

Namelist Variable Type Group
cam_branch_file char*256 cam_inparm
csim_branch_file char*256 csim_inparm
dom_branch_file char*256 dom_inparm

History and Initial Conditions Output

Namelist Variable Type Group
avgflag_pertape char*1(6) cam_inparm
collect_column_output logical(6) cam_inparm
empty_htapes logical cam_inparm
fexcl1 char*16(10000) cam_inparm
fexcl2 char*16(10000) cam_inparm
fexcl3 char*16(10000) cam_inparm
fexcl4 char*16(10000) cam_inparm
fexcl5 char*16(10000) cam_inparm
fexcl6 char*16(10000) cam_inparm
fincl1 char*16(10000) cam_inparm
fincl1lonlat char*128(10000) cam_inparm
fincl2 char*16(10000) cam_inparm
fincl2lonlat char*128(10000) cam_inparm
fincl3 char*16(10000) cam_inparm
fincl3lonlat char*128(10000) cam_inparm
fincl4 char*16(10000) cam_inparm
fincl4lonlat char*128(10000) cam_inparm
fincl5 char*16(10000) cam_inparm
fincl5lonlat char*128(10000) cam_inparm
fincl6 char*16(10000) cam_inparm
fincl6lonlat char*128(10000) cam_inparm
fwrtpr1 char*18(10000) cam_inparm
fwrtpr2 char*18(10000) cam_inparm
fwrtpr3 char*18(10000) cam_inparm
fwrtpr4 char*18(10000) cam_inparm
fwrtpr5 char*18(10000) cam_inparm
fwrtpr6 char*18(10000) cam_inparm
hfilename_spec char*256(6) cam_inparm
inithist char*8 cam_inparm
inithist_all logical cam_inparm
lcltod_start integer(6) cam_inparm
lcltod_stop integer(6) cam_inparm
mfilt integer(6) cam_inparm
ndens integer(6) cam_inparm
nhtfrq integer(6) cam_inparm
sathist_fincl char*18(750) satellite_options_nl
sathist_hfilename_spec char*256 satellite_options_nl
sathist_mfilt integer satellite_options_nl
sathist_track_infile char*256 satellite_options_nl
use_64bit_nc logical cam_inparm

Diagnostics

Namelist Variable Type Group
diag_cnst_conv_tend char*8 cam_inparm
do_circulation_diags logical circ_diag_nl
history_aerosol logical phys_ctl_nl
history_budget logical phys_ctl_nl
history_budget_histfile_num integer phys_ctl_nl
history_microphysics logical phys_ctl_nl

Diagnostics - COSP Cloud Simulator Package

Namelist Variable Type Group
cosp_atrainorbitdata char*256 cospsimulator_nl
cosp_cfmip_3hr logical cospsimulator_nl
cosp_cfmip_da logical cospsimulator_nl
cosp_cfmip_mon logical cospsimulator_nl
cosp_cfmip_off logical cospsimulator_nl
cosp_histfile_aux logical cospsimulator_nl
cosp_histfile_aux_num integer cospsimulator_nl
cosp_histfile_num integer cospsimulator_nl
cosp_lfrac_out logical cospsimulator_nl
cosp_lisccp_sim logical cospsimulator_nl
cosp_llidar_sim logical cospsimulator_nl
cosp_lmisr_sim logical cospsimulator_nl
cosp_lmodis_sim logical cospsimulator_nl
cosp_lradar_sim logical cospsimulator_nl
cosp_ncolumns integer cospsimulator_nl
cosp_nradsteps integer cospsimulator_nl
cosp_sample_atrain logical cospsimulator_nl
docosp logical cospsimulator_nl

Diagnostics - Test Tracers

Namelist Variable Type Group
aoa_read_from_ic_file logical aoa_tracers_nl
aoa_tracers_flag logical aoa_tracers_nl
tracers_flag logical cam_inparm

Boundary Datasets - Topography

Namelist Variable Type Group
bnd_topo char*256 cam_inparm

Boundary Datasets - CAM-DOM

Namelist Variable Type Group
bndtvs char*256 camexp
decomp char*24 docn_nml
focndomain char*256 camexp
ocn_in char*24 docn_nml
restfilm char*256 docn_nml
sstcyc logical camexp

Boundary Datasets - Tropopause

Namelist Variable Type Group
tropopause_climo_file char*256 tropopause_nl

Dynamics - Finite Volume (FV)

Namelist Variable Type Group
ct_overlap integer dyn_fv_inparm
del2coef real dyn_fv_inparm
div24del2flag integer dyn_fv_inparm
fft_flt integer dyn_fv_inparm
filtcw integer dyn_fv_inparm
force_2d integer spmd_fv_inparm
geopkblocks integer spmd_fv_inparm
geopktrans integer spmd_fv_inparm
iord integer dyn_fv_inparm
jord integer dyn_fv_inparm
kord integer dyn_fv_inparm
modc_hs_cdcore logical spmd_fv_inparm
modc_hs_dynrun logical spmd_fv_inparm
modc_hs_gather logical spmd_fv_inparm
modc_hs_scatter logical spmd_fv_inparm
modc_hs_tracer logical spmd_fv_inparm
modc_mxreq_cdcore integer spmd_fv_inparm
modc_mxreq_dynrun integer spmd_fv_inparm
modc_mxreq_gather integer spmd_fv_inparm
modc_mxreq_scatter integer spmd_fv_inparm
modc_mxreq_tracer integer spmd_fv_inparm
modc_onetwo integer spmd_fv_inparm
modc_send_cdcore logical spmd_fv_inparm
modc_send_dynrun logical spmd_fv_inparm
modc_send_gather logical spmd_fv_inparm
modc_send_scatter logical spmd_fv_inparm
modc_send_tracer logical spmd_fv_inparm
modc_sw_cdcore integer spmd_fv_inparm
modc_sw_dynrun integer spmd_fv_inparm
modc_sw_gather integer spmd_fv_inparm
modc_sw_scatter integer spmd_fv_inparm
modc_sw_tracer integer spmd_fv_inparm
modc_tracers integer spmd_fv_inparm
modcomm_gatscat integer dyn_fv_inparm
modcomm_geopk integer dyn_fv_inparm
modcomm_transpose integer dyn_fv_inparm
npr_yz integer(4) spmd_fv_inparm
nsplit integer dyn_fv_inparm
nspltrac integer dyn_fv_inparm
nspltvrm integer dyn_fv_inparm
trac_decomp integer dyn_fv_inparm

Dynamics - Finite Volume - Offline mode

Namelist Variable Type Group
met_cell_wall_winds logical cam_inparm
met_data_file char*256 cam_inparm
met_data_path char*256 cam_inparm
met_filenames_list char*256 cam_inparm
met_fix_mass logical cam_inparm
met_max_rlx real cam_inparm
met_qflx_factor real cam_inparm
met_qflx_name char*16 cam_inparm
met_remove_file logical cam_inparm
met_rlx_bot real cam_inparm
met_rlx_top real cam_inparm
met_shflx_factor real cam_inparm
met_shflx_name char*16 cam_inparm

Dynamics - Spectral Element (SE)

Namelist Variable Type Group
energy_fixer integer ctl_nl
filter_freq integer filter_nl
homme_ftype integer ctl_nl
homme_ne integer ctl_nl
homme_nsplit integer ctl_nl
homme_nthreads integer ctl_nl
homme_partmethod integer ctl_nl
homme_topology char*80 ctl_nl
hypervis_order integer ctl_nl
integration char*80 ctl_nl
interp_gridtype integer analysis_nl
interp_nlat integer analysis_nl
interp_nlon integer analysis_nl
interp_type integer analysis_nl
interpolate_analysis logical(6) analysis_nl
nu real ctl_nl
nu_q real ctl_nl
nu_top real ctl_nl
phys_tscale integer ctl_nl
qsplit integer ctl_nl
smooth real ctl_nl
statefreq integer ctl_nl

Dynamics - Spectral (Eulerian and SLD)

Namelist Variable Type Group
dif2 real dyn_spectral_inparm
dif4 real dyn_spectral_inparm
divdampn real dyn_spectral_inparm
dyn_allgather integer spmd_dyn_inparm
dyn_alltoall integer spmd_dyn_inparm
dyn_equi_by_col logical spmd_dyn_inparm
dyn_npes integer spmd_dyn_inparm
dyn_npes_stride integer spmd_dyn_inparm
eps real dyn_spectral_inparm
eul_nsplit integer dyn_spectral_inparm
kmxhdc integer dyn_spectral_inparm

Physics - Dry Convective Adjustment

Namelist Variable Type Group
nlvdry integer cam_inparm

Physics - Moist Convection and Microphysics

Namelist Variable Type Group
cldwat_conke real cldwat_nl
cldwat_icritc real cldwat_nl
cldwat_icritw real cldwat_nl
cldwat_r3lcrit real cldwat_nl
deep_scheme char*16 phys_ctl_nl
hkconv_c0 real hkconv_nl
hkconv_cmftau real hkconv_nl
microp_scheme char*16 phys_ctl_nl
shallow_scheme char*16 phys_ctl_nl
uwshcu_rpen real uwshcu_nl
zmconv_c0_lnd real zmconv_nl
zmconv_c0_ocn real zmconv_nl
zmconv_ke real zmconv_nl

Physics - Cloud Fraction

Namelist Variable Type Group
cldfrc_dp1 real cldfrc_nl
cldfrc_dp2 real cldfrc_nl
cldfrc_freeze_dry logical cldfrc_nl
cldfrc_ice logical cldfrc_nl
cldfrc_premit real cldfrc_nl
cldfrc_rhminh real cldfrc_nl
cldfrc_rhminl real cldfrc_nl
cldfrc_sh1 real cldfrc_nl
cldfrc_sh2 real cldfrc_nl

Physics - Cloud Sedimentation

Namelist Variable Type Group
cldsed_ice_stokes_fac real cldsed_nl

Physics - Boundary Layer and Vertical Diffusion

Namelist Variable Type Group
do_iss logical phys_ctl_nl
do_tms logical phys_ctl_nl
eddy_scheme char*16 phys_ctl_nl
srf_flux_avg integer phys_ctl_nl
tms_orocnst real phys_ctl_nl
tms_z0fac real phys_ctl_nl

Physics - Radiation

Namelist Variable Type Group
absems_data char*256 cam_inparm
conv_water_in_rad integer phys_ctl_nl
icecldoptics char*32 rad_cnst_nl
iceopticsfile char*256 rad_cnst_nl
irad_always integer cam_inparm
iradae integer cam_inparm
iradlw integer cam_inparm
iradsw integer cam_inparm
liqcldoptics char*32 rad_cnst_nl
liqopticsfile char*256 rad_cnst_nl
oldcldoptics logical rad_cnst_nl
rad_climate char*256(100) rad_cnst_nl
rad_data_avgflag char*1 rad_data_nl
rad_data_histfile_num integer rad_data_nl
rad_data_output logical rad_data_nl
rad_diag_1 char*256(100) rad_cnst_nl
rad_diag_10 char*256(100) rad_cnst_nl
rad_diag_2 char*256(100) rad_cnst_nl
rad_diag_3 char*256(100) rad_cnst_nl
rad_diag_4 char*256(100) rad_cnst_nl
rad_diag_5 char*256(100) rad_cnst_nl
rad_diag_6 char*256(100) rad_cnst_nl
rad_diag_7 char*256(100) rad_cnst_nl
rad_diag_8 char*256(100) rad_cnst_nl
rad_diag_9 char*256(100) rad_cnst_nl
water_refindex_file char*256 modal_aer_opt_nl

Physics - Gravity Wave Drag

Namelist Variable Type Group
fcrit2 real gw_drag_nl

Physics - Rayleigh Friction

Namelist Variable Type Group
rayk0 integer cam_inparm
raykrange real cam_inparm
raytau0 real cam_inparm

Physics - Solar Parameters

Namelist Variable Type Group
solar_const real solar_inparm
solar_data_file char*256 solar_inparm
solar_data_tod integer solar_inparm
solar_data_type char*8 solar_inparm
solar_data_ymd integer solar_inparm
solar_htng_spctrl_scl logical solar_inparm

Physics - Single Column Mode

Namelist Variable Type Group
iopfile char*128 cam_inparm
scm_crm_mode logical cam_inparm
scm_diurnal_avg logical cam_inparm
scm_iop_srf_prop logical cam_inparm
scm_relaxation logical cam_inparm
scmlat real seq_infodata_inparm
scmlon real seq_infodata_inparm
single_column logical seq_infodata_inparm

Chemistry - CAM-CHEM and WACCM

Namelist Variable Type Group
aer_drydep_list char*16(1000) chem_inparm
aer_wetdep_list char*16(1000) chem_inparm
aerodep_flx_cycle_yr integer aerodep_flx_nl
aerodep_flx_datapath char*256 aerodep_flx_nl
aerodep_flx_file char*256 aerodep_flx_nl
aerodep_flx_filelist char*256 aerodep_flx_nl
aerodep_flx_fixed_tod integer aerodep_flx_nl
aerodep_flx_fixed_ymd integer aerodep_flx_nl
aerodep_flx_rmfile logical aerodep_flx_nl
aerodep_flx_specifier char*16(100) aerodep_flx_nl
aerodep_flx_type char*32 aerodep_flx_nl
aircraft_specifier char*256(100) aircraft_emit_nl
aircraft_type char*32 aircraft_emit_nl
airpl_emis_file char*256 chem_inparm
chem_freq integer chem_inparm
chem_rad_passive logical chem_inparm
chlorine_loading_file char*256 chem_inparm
chlorine_loading_fixed_tod integer chem_inparm
chlorine_loading_fixed_ymd integer chem_inparm
chlorine_loading_type char*8 chem_inparm
clim_soilw_file char*256 chem_inparm
depvel_file char*256 chem_inparm
depvel_lnd_file char*256 chem_inparm
drydep_srf_file char*256 chem_inparm
dust_emis_fact real aerosol_nl
exo_coldens_file char*256 chem_inparm
ext_frc_cycle_yr integer chem_inparm
ext_frc_fixed_tod integer chem_inparm
ext_frc_fixed_ymd integer chem_inparm
ext_frc_specifier char*256(1000) chem_inparm
ext_frc_type char*32 chem_inparm
flbc_cycle_yr integer chem_surfvals_nl
flbc_file char*256 chem_surfvals_nl
flbc_fixed_tod integer chem_surfvals_nl
flbc_fixed_ymd integer chem_surfvals_nl
flbc_list char*16(1000) chem_surfvals_nl
flbc_type char*8 chem_surfvals_nl
fstrat_file char*256 chem_inparm
fstrat_list char*16(1000) chem_inparm
gas_wetdep_list char*16(1000) wetdep_inparm
gas_wetdep_method char*3 wetdep_inparm
ipcc_aircraft_emis logical camexp
lght_landmask_file char*256 chem_inparm
lght_no_prd_factor real chem_inparm
linoz_data_cycle_yr integer chem_inparm
linoz_data_file char*256 chem_inparm
linoz_data_filelist char*256 chem_inparm
linoz_data_fixed_tod integer chem_inparm
linoz_data_fixed_ymd integer chem_inparm
linoz_data_path char*256 chem_inparm
linoz_data_rmfile logical chem_inparm
linoz_data_type char*24 chem_inparm
o2_xsect_file char*256 chem_inparm
prescribed_aero_cycle_yr integer prescribed_aero_nl
prescribed_aero_datapath char*256 prescribed_aero_nl
prescribed_aero_file char*256 prescribed_aero_nl
prescribed_aero_filelist char*256 prescribed_aero_nl
prescribed_aero_fixed_tod integer prescribed_aero_nl
prescribed_aero_fixed_ymd integer prescribed_aero_nl
prescribed_aero_rmfile logical prescribed_aero_nl
prescribed_aero_specifier char*16(100) prescribed_aero_nl
prescribed_aero_type char*32 prescribed_aero_nl
prescribed_ghg_cycle_yr integer prescribed_ghg_nl
prescribed_ghg_datapath char*256 prescribed_ghg_nl
prescribed_ghg_file char*256 prescribed_ghg_nl
prescribed_ghg_filelist char*256 prescribed_ghg_nl
prescribed_ghg_fixed_tod integer prescribed_ghg_nl
prescribed_ghg_fixed_ymd integer prescribed_ghg_nl
prescribed_ghg_rmfile logical prescribed_ghg_nl
prescribed_ghg_specifier char*16(100) prescribed_ghg_nl
prescribed_ghg_type char*32 prescribed_ghg_nl
prescribed_ozone_cycle_yr integer prescribed_ozone_nl
prescribed_ozone_datapath char*256 prescribed_ozone_nl
prescribed_ozone_file char*256 prescribed_ozone_nl
prescribed_ozone_filelist char*256 prescribed_ozone_nl
prescribed_ozone_fixed_tod integer prescribed_ozone_nl
prescribed_ozone_fixed_ymd integer prescribed_ozone_nl
prescribed_ozone_name char*16 prescribed_ozone_nl
prescribed_ozone_rmfile logical prescribed_ozone_nl
prescribed_ozone_type char*32 prescribed_ozone_nl
prescribed_volcaero_cycle_yr integer prescribed_volcaero_nl
prescribed_volcaero_datapath char*256 prescribed_volcaero_nl
prescribed_volcaero_file char*256 prescribed_volcaero_nl
prescribed_volcaero_filelist char*256 prescribed_volcaero_nl
prescribed_volcaero_fixed_tod integer prescribed_volcaero_nl
prescribed_volcaero_fixed_ymd integer prescribed_volcaero_nl
prescribed_volcaero_name char*16 prescribed_volcaero_nl
prescribed_volcaero_rmfile logical prescribed_volcaero_nl
prescribed_volcaero_type char*32 prescribed_volcaero_nl
rsf_file char*256 chem_inparm
season_wes_file char*256 chem_inparm
soil_erod char*256 aerosol_nl
srf_emis_cycle_yr integer chem_inparm
srf_emis_fixed_tod integer chem_inparm
srf_emis_fixed_ymd integer chem_inparm
srf_emis_specifier char*256(1000) chem_inparm
srf_emis_type char*32 chem_inparm
sulf_file char*256 chem_inparm
tracer_cnst_cycle_yr integer chem_inparm
tracer_cnst_datapath char*256 chem_inparm
tracer_cnst_file char*256 chem_inparm
tracer_cnst_filelist char*256 chem_inparm
tracer_cnst_fixed_tod integer chem_inparm
tracer_cnst_fixed_ymd integer chem_inparm
tracer_cnst_rmfile logical chem_inparm
tracer_cnst_specifier char*256(100) chem_inparm
tracer_cnst_type char*24 chem_inparm
tracer_srcs_cycle_yr integer chem_inparm
tracer_srcs_datapath char*256 chem_inparm
tracer_srcs_file char*256 chem_inparm
tracer_srcs_filelist char*256 chem_inparm
tracer_srcs_fixed_tod integer chem_inparm
tracer_srcs_fixed_ymd integer chem_inparm
tracer_srcs_rmfile logical chem_inparm
tracer_srcs_specifier char*256(100) chem_inparm
tracer_srcs_type char*24 chem_inparm
tuv_xsect_file char*256 chem_inparm
use_cam_sulfchem logical chem_inparm
xactive_prates logical chem_inparm
xs_coef_file char*256 chem_inparm
xs_long_file char*256 chem_inparm
xs_short_file char*256 chem_inparm

Chemistry - Dry Deposition

Namelist Variable Type Group
drydep_list char*16(1000) drydep_inparm
drydep_method char*16 drydep_inparm

Chemistry - Simple GHG Mode

Namelist Variable Type Group
bndtvg char*256 chem_inparm
ghg_chem logical chem_inparm

Chemistry - WACCM in Simple GHG Mode

Namelist Variable Type Group
h2orates char*256 chem_inparm
waccm_forcing_cycle_yr integer waccm_forcing_nl
waccm_forcing_datapath char*256 waccm_forcing_nl
waccm_forcing_file char*256 waccm_forcing_nl
waccm_forcing_filelist char*256 waccm_forcing_nl
waccm_forcing_fixed_tod integer waccm_forcing_nl
waccm_forcing_fixed_ymd integer waccm_forcing_nl
waccm_forcing_rmfile logical waccm_forcing_nl
waccm_forcing_specifier char*16(100) waccm_forcing_nl
waccm_forcing_type char*32 waccm_forcing_nl

Chemistry - WACCM only

Namelist Variable Type Group
electron_file char*256 chem_inparm
euvac_file char*256 chem_inparm
euvacdat_file char*256 chem_inparm
no_xfac_ubc real chem_inparm
photon_file char*256 chem_inparm
sad_cycle_yr integer chem_inparm
sad_file char*256 chem_inparm
sad_fixed_tod integer chem_inparm
sad_fixed_ymd integer chem_inparm
sad_type char*16 chem_inparm
snoe_ubc_file char*256 chem_inparm
solar_parms_file char*256 chem_inparm
spe_data_file char*256 chem_inparm
spe_filenames_list char*256 chem_inparm
spe_remove_file logical chem_inparm
spe_restart logical chem_inparm
strat_aero_feedback logical chem_inparm
t_pert_ubc real chem_inparm
tgcm_ubc_cycle_yr integer chem_inparm
tgcm_ubc_data_type char*32 chem_inparm
tgcm_ubc_file char*256 chem_inparm
tgcm_ubc_fixed_tod integer chem_inparm
tgcm_ubc_fixed_ymd integer chem_inparm

WACCM Physics

Namelist Variable Type Group
efield_hflux_file char*256 cam_inparm
efield_lflux_file char*256 cam_inparm
efield_wei96_file char*256 cam_inparm
gw_drag_file char*256 gw_drag_nl
nlte_use_mo logical cam_inparm
qbo_cyclic logical cam_inparm
qbo_forcing_file char*256 cam_inparm
qbo_use_forcing logical cam_inparm

Species - Ozone - Prescribed (CAM3 version)

Namelist Variable Type Group
bndtvo char*256 cam3_ozone_data_nl
cam3_ozone_data_on logical cam3_ozone_data_nl
ozncyc logical cam3_ozone_data_nl

Species - Greenhouse Gases - Prescribed (CAM version)

Namelist Variable Type Group
bndtvghg char*256 chem_surfvals_nl
ch4vmr real chem_surfvals_nl
co2vmr real chem_surfvals_nl
co2vmr_rad real chem_surfvals_nl
f11vmr real chem_surfvals_nl
f12vmr real chem_surfvals_nl
ghg_yearstart_data integer chem_surfvals_nl
ghg_yearstart_model integer chem_surfvals_nl
n2ovmr real chem_surfvals_nl
ramp_co2_annual_rate real chem_surfvals_nl
ramp_co2_cap real chem_surfvals_nl
ramp_co2_start_ymd integer chem_surfvals_nl
rampyear_ghg integer chem_surfvals_nl
scenario_ghg char*16 chem_surfvals_nl

Species - CO2 in Active Carbon Cycle (CCSM version)

Namelist Variable Type Group
co2_cycle_rad_passive logical camexp
co2_flag logical co2_cycle_nl
co2_readflux_fuel logical co2_cycle_nl
co2_readflux_ocn logical co2_cycle_nl
co2flux_fuel_file char*256 co2_cycle_nl
co2flux_ocn_file char*256 co2_cycle_nl

Species - Aerosol - Prescribed (CAM3 version)

Namelist Variable Type Group
bndtvaer char*256 cam3_aero_data_nl
cam3_aero_data_on logical cam3_aero_data_nl

Debugging - Physics

Namelist Variable Type Group
phys_debug_lat real phys_debug_nl
phys_debug_lon real phys_debug_nl

Performance - Tuning and Profiling

Namelist Variable Type Group
fc_gather_flow_cntl integer spmd_utils_nl
papi_ctr1_str char*16 papi_inparm
papi_ctr2_str char*16 papi_inparm
papi_ctr3_str char*16 papi_inparm
papi_ctr4_str char*16 papi_inparm
profile_barrier logical prof_inparm
profile_depth_limit integer prof_inparm
profile_detail_limit integer prof_inparm
profile_disable logical prof_inparm
profile_global_stats logical prof_inparm
profile_outpe_num integer prof_inparm
profile_outpe_stride integer prof_inparm
profile_papi_enable logical prof_inparm
profile_single_file logical prof_inparm
profile_timer integer prof_inparm
swap_comm_maxreq integer spmd_utils_nl
swap_comm_protocol integer spmd_utils_nl

Performance - Parallel I/O

Namelist Variable Type Group
atm_pio_numtasks integer pio_inparm
atm_pio_root integer pio_inparm
atm_pio_stride integer pio_inparm
atm_pio_typename char*80 pio_inparm
cpl_pio_numtasks integer pio_inparm
cpl_pio_root integer pio_inparm
cpl_pio_stride integer pio_inparm
cpl_pio_typename char*80 pio_inparm
pio_debug_level integer pio_inparm

Performance - Dynamics-Physics Coupler

Namelist Variable Type Group
phys_alltoall integer cam_inparm
phys_chnk_per_thd integer cam_inparm
phys_loadbalance integer cam_inparm
phys_twin_algorithm integer cam_inparm

Physical Constants

Namelist Variable Type Group
cpwv real physconst_nl
gravit real physconst_nl
mwdry real physconst_nl
mwh2o real physconst_nl
rearth real physconst_nl
sday real physconst_nl
tmelt real physconst_nl

Utilities - Reproducible Distributed Sum Calculation

Namelist Variable Type Group
repro_sum_recompute logical cam_inparm
repro_sum_rel_diff_max real cam_inparm
repro_sum_use_ddpdd logical cam_inparm

Utilities - Physics Buffer

Namelist Variable Type Group
pbuf_global_allocate logical cam_inparm

CICE - AMIP variables

Namelist Variable Type Group
stream_year_first integer camexp
stream_year_last integer camexp

CAM Specific Surface Model - CSIM

Namelist Variable Type Group
ice_conschk_frq integer csim_inparm
prognostic_icesnow logical csim_inparm
reset_csim_iceprops logical csim_inparm

CLM

Namelist Variable Type Group
clump_pproc integer clm_inparm
co2_ppmv real clm_inparm
co2_type char*16 clm_inparm
create_crop_landunit logical clm_inparm
fatmgrid char*256 clm_inparm
fatmlndfrc char*256 clm_inparm
fatmtopo char*256 clm_inparm
finidat char*256 clm_inparm
flndtopo char*256 clm_inparm
fpftcon char*256 clm_inparm
fpftdyn char*256 clm_inparm
frivinp_rtm char*256 clm_inparm
fsnowaging char*256 clm_inparm
fsnowoptics char*256 clm_inparm
fsurdat char*256 clm_inparm
hist_avgflag_pertape char*1(6) clm_inparm
hist_dov2xy logical(6) clm_inparm
hist_empty_htapes logical clm_inparm
hist_fexcl1 char*34(1000) clm_inparm
hist_fexcl2 char*34(1000) clm_inparm
hist_fexcl3 char*34(1000) clm_inparm
hist_fexcl4 char*34(1000) clm_inparm
hist_fexcl5 char*34(1000) clm_inparm
hist_fexcl6 char*34(1000) clm_inparm
hist_fincl1 char*34(1000) clm_inparm
hist_fincl2 char*34(1000) clm_inparm
hist_fincl3 char*34(1000) clm_inparm
hist_fincl4 char*34(1000) clm_inparm
hist_fincl5 char*34(1000) clm_inparm
hist_fincl6 char*34(1000) clm_inparm
hist_mfilt integer(6) clm_inparm
hist_ndens integer(6) clm_inparm
hist_nhtfrq integer(6) clm_inparm
hist_type1d_pertape char*32(6) clm_inparm
nrevsn char*256 clm_inparm
nsegspc integer clm_inparm
outnc_large_files logical clm_inparm
rest_flag logical clm_inparm
rtm_nsteps integer clm_inparm
sim_year char*9 camexp
urban_hac char*16 clm_inparm
urban_traffic logical clm_inparm
wrtdia logical clm_inparm