Merge b4bdev 20240404

Externals.cfg

@@ -8,7 +8,7 @@ required = True
 local_path = components/cism
 protocol = git
 repo_url = https://github.com/ESCOMP/CISM-wrapper
-tag = cismwrap_2_1_97
+tag = cismwrap_2_1_99
 externals = Externals_CISM.cfg
 required = True
 

bld/CLMBuildNamelist.pm

@@ -651,9 +651,9 @@ sub process_namelist_commandline_options {
   setup_cmdl_dynamic_vegetation($opts, $nl_flags, $definition, $defaults, $nl);
   setup_cmdl_fates_mode($opts, $nl_flags, $definition, $defaults, $nl);
   setup_cmdl_vichydro($opts, $nl_flags, $definition, $defaults, $nl);
+  setup_logic_lnd_tuning($opts, $nl_flags, $definition, $defaults, $nl, $physv);
   setup_cmdl_run_type($opts, $nl_flags, $definition, $defaults, $nl);
   setup_cmdl_output_reals($opts, $nl_flags, $definition, $defaults, $nl);
-  setup_logic_lnd_tuning($opts, $nl_flags, $definition, $defaults, $nl, $physv);
 }
 
 #-------------------------------------------------------------------------------
@@ -1265,6 +1265,8 @@ sub setup_cmdl_simulation_year {
 
 sub setup_cmdl_run_type {
   my ($opts, $nl_flags, $definition, $defaults, $nl) = @_;
+  # Set the clm_start_type and the st_year, start year
+  # This MUST be done after lnd_tuning_mode is set
 
   my $val;
   my $var = "clm_start_type";
@@ -1279,20 +1281,19 @@ sub setup_cmdl_run_type {
     my $group = $definition->get_group_name($date);
     $nl->set_variable_value($group, $date, $ic_date );
   }
+  my $set = undef;
   if (defined $opts->{$var}) {
-    if ($opts->{$var} eq "default" ) {
-      add_default($opts, $nl_flags->{'inputdata_rootdir'}, $definition, $defaults, $nl, $var,
-                  'use_cndv'=>$nl_flags->{'use_cndv'}, 'use_fates'=>$nl_flags->{'use_fates'},
-                  'sim_year'=>$st_year, 'sim_year_range'=>$nl_flags->{'sim_year_range'},
-                  'bgc_spinup'=>$nl_flags->{'bgc_spinup'} );
-    } else {
+    if ($opts->{$var} ne "default" ) {
+      $set = 1;
       my $group = $definition->get_group_name($var);
       $nl->set_variable_value($group, $var, quote_string( $opts->{$var} ) );
     }
-  } else {
-    add_default($opts, $nl_flags->{'inputdata_rootdir'}, $definition, $defaults, $nl, $var,
-                  'use_cndv'=>$nl_flags->{'use_cndv'}, 'use_fates'=>$nl_flags->{'use_fates'},
-                  'sim_year'=>$st_year );
+  }
+  if ( ! defined $set ) {
+     add_default($opts, $nl_flags->{'inputdata_rootdir'}, $definition, $defaults, $nl, $var,
+                 'use_cndv'=>$nl_flags->{'use_cndv'}, 'use_fates'=>$nl_flags->{'use_fates'},
+                 'sim_year'=>$st_year, 'sim_year_range'=>$nl_flags->{'sim_year_range'},
+                 'bgc_spinup'=>$nl_flags->{'bgc_spinup'}, 'lnd_tuning_mode'=>$nl_flags->{'lnd_tuning_mode'} );
   }
   $nl_flags->{'clm_start_type'} = $nl->get_value($var);
   $nl_flags->{'st_year'}        = $st_year;
@@ -1697,6 +1698,11 @@ sub process_namelist_inline_logic {
   #################################
   setup_logic_fire_emis($opts, $nl_flags, $definition, $defaults, $nl);
 
+  ######################################
+  # namelist options for dust emissions
+  ######################################
+  setup_logic_dust_emis($opts, $nl_flags, $definition, $defaults, $nl);
+
   #################################
   # namelist group: megan_emis_nl #
   #################################
@@ -3959,6 +3965,56 @@ sub setup_logic_fire_emis {
 
 #-------------------------------------------------------------------------------
 
+sub setup_logic_dust_emis {
+  # Logic to handle the dust emissions
+  my ($opts, $nl_flags, $definition, $defaults, $nl) = @_;
+
+  # First get the dust emission method
+  my $var = "dust_emis_method";
+  add_default($opts,  $nl_flags->{'inputdata_rootdir'}, $definition, $defaults, $nl, $var );
+
+  my $dust_emis_method = remove_leading_and_trailing_quotes( $nl->get_value($var) );
+
+  my @zender_files_in_lnd_opts = ( "stream_fldfilename_zendersoilerod", "stream_meshfile_zendersoilerod",
+                                   "zendersoilerod_mapalgo" );
+  if ( $dust_emis_method eq "Zender_2003" ) {
+     # get the zender_soil_erod_source
+     add_default($opts,  $nl_flags->{'inputdata_rootdir'}, $definition, $defaults, $nl,
+                 "zender_soil_erod_source", 'dust_emis_method'=>$dust_emis_method );
+
+     my $zender_source = remove_leading_and_trailing_quotes( $nl->get_value('zender_soil_erod_source') );
+     if ( $zender_source eq "lnd" ) {
+        foreach my $option ( @zender_files_in_lnd_opts ) {
+           add_default($opts,  $nl_flags->{'inputdata_rootdir'}, $definition, $defaults, $nl, $option,
+                       'dust_emis_method'=>$dust_emis_method, 'zender_soil_erod_source'=>$zender_source,
+                       'hgrid'=>$nl_flags->{'res'}, 'lnd_tuning_mod'=>$nl_flags->{'lnd_tuning_mode'} );
+        }
+     } else {
+        foreach my $option ( @zender_files_in_lnd_opts ) {
+           if ( defined($nl->get_value($option)) ) {
+             $log->fatal_error("zender_soil_erod_source is NOT lnd, but the file option $option is being set" .
+                               " and should NOT be unless you want it handled here in the LAND model, " .
+                               "otherwise the equivalent option is set in CAM" );
+           }
+        }
+     }
+  } else {
+     # Verify that NONE of the Zender options are being set if Zender is NOT being used
+     push @zender_files_in_lnd_opts, "zender_soil_erod_source";
+     foreach my $option ( @zender_files_in_lnd_opts ) {
+        if ( defined($nl->get_value($option)) ) {
+          $log->fatal_error("dust_emis_method is NOT set to Zender_2003, but one of it's options " .
+                            "$option is being set, need to change one or the other" );
+        }
+     }
+     if ( $dust_emis_method eq "Leung_2023" ) {
+        $log->warning("dust_emis_method is Leung_2023 and that option has NOT been brought into CTSM yet");
+     }
+  }
+}
+
+#-------------------------------------------------------------------------------
+
 sub setup_logic_megan {
   my ($opts, $nl_flags, $definition, $defaults, $nl) = @_;
 
@@ -4644,6 +4700,7 @@ sub write_output_files {
   push @groups, "exice_streams";
   push @groups, "soilbgc_decomp";
   push @groups, "clm_canopy_inparm";
+  push @groups, "zendersoilerod";
   if (remove_leading_and_trailing_quotes($nl->get_value('snow_cover_fraction_method')) eq 'SwensonLawrence2012') {
      push @groups, "scf_swenson_lawrence_2012_inparm";
   }

bld/namelist_files/namelist_defaults_ctsm.xml

@@ -279,6 +279,10 @@ attributes from the config_cache.xml file (with keys converted to upper-case).
 >30.0d00</rh_low>
 <rh_low                   fire_method="li2016crufrc" lnd_tuning_mode="clm5_0_cam6.0"
 >20.0d00</rh_low>
+<rh_low                   fire_method="li2016crufrc" lnd_tuning_mode="clm5_0_cam5.0"
+>20.0d00</rh_low>
+<rh_low                   fire_method="li2016crufrc" lnd_tuning_mode="clm5_0_cam4.0"
+>20.0d00</rh_low>
 <rh_hgh                   fire_method="li2016crufrc" >80.0d00</rh_hgh>
 <bt_min                   fire_method="li2016crufrc" >0.85d00</bt_min>
 <bt_max                   fire_method="li2016crufrc" >0.98d00</bt_max>
@@ -290,6 +294,10 @@ attributes from the config_cache.xml file (with keys converted to upper-case).
 >0.010d00</pot_hmn_ign_counts_alpha>
 <pot_hmn_ign_counts_alpha fire_method="li2016crufrc" lnd_tuning_mode="clm5_0_cam6.0"
 >0.008d00</pot_hmn_ign_counts_alpha>
+<pot_hmn_ign_counts_alpha fire_method="li2016crufrc" lnd_tuning_mode="clm5_0_cam5.0"
+>0.008d00</pot_hmn_ign_counts_alpha>
+<pot_hmn_ign_counts_alpha fire_method="li2016crufrc" lnd_tuning_mode="clm5_0_cam4.0"
+>0.008d00</pot_hmn_ign_counts_alpha>
 <non_boreal_peatfire_c    fire_method="li2016crufrc" >0.17d-3</non_boreal_peatfire_c>
 <cropfire_a1              fire_method="li2016crufrc" >1.6d-4</cropfire_a1>
 <occur_hi_gdp_tree        fire_method="li2016crufrc" >0.33d00</occur_hi_gdp_tree>
@@ -657,7 +665,7 @@ attributes from the config_cache.xml file (with keys converted to upper-case).
 
 <!-- Can you interpolate from an initial condition file at startup (is there a finidat file to find)? -->
 <!-- NOTE: Make sure all possible lnd_tuning_mode options are accounted for. Some finidat files are only for one mode -->
-<use_init_interp  use_cndv=".false." use_fates=".false." sim_year="1850"                                >.true.</use_init_interp>
+<use_init_interp use_cndv=".false." use_fates=".false." sim_year="1850"                                  >.true.</use_init_interp>
 <!-- For an exact match for these grids -->
 <!-- These first five are for SP mode and CLM5.0 only -->
 <use_init_interp  use_cndv=".false." use_fates=".false." sim_year="1979" lnd_tuning_mode="clm5_0_cam6.0"
@@ -676,12 +684,20 @@ attributes from the config_cache.xml file (with keys converted to upper-case).
 <use_init_interp  use_cndv=".false." use_fates=".false." sim_year="2013" lnd_tuning_mode="clm5_0_cam6.0"
                   maxpft="17"        use_cn=".false."    use_crop=".false." hgrid="ne0np4CONUS.ne30x8"      >.true.</use_init_interp>
 <!-- For an inexact match use either low resolution or high resolution match for SP or BGC mode CLM5.0 -->
-<use_init_interp  use_cndv=".false." use_fates=".false." sim_year="2000"  phys="clm5_0"                     >.true.</use_init_interp>
-<use_init_interp  use_cndv=".false." use_fates=".false." sim_year="2000"  phys="clm5_1"                     >.true.</use_init_interp>
+<use_init_interp use_cndv=".false." use_fates=".false." sim_year="2000" phys="clm5_0"                                >.true.</use_init_interp>
+<use_init_interp use_cndv=".false." use_fates=".false." sim_year="2000" phys="clm5_1"                                >.true.</use_init_interp>
 <!-- For an inexact match use either low resolution or high resolution match for SP or BGC mode CLM4.5 -->
 <use_init_interp  use_cndv=".false." use_fates=".false." sim_year="2000"  lnd_tuning_mode="clm4_5_GSWP3v1"  >.true.</use_init_interp>
 <use_init_interp  use_cndv=".false." use_fates=".false." sim_year="2000"  lnd_tuning_mode="clm4_5_CRUv7"    >.true.</use_init_interp>
 <use_init_interp  use_cndv=".false." use_fates=".false." sim_year="1979"  lnd_tuning_mode="clm4_5_cam6.0"   >.true.</use_init_interp>
+<!-- Let CAM4 and CAM5 lnd_tuning mode be FALSE (so do a coldstart) -->
+<!-- Yes, the phys setting is essentially duplicated here but it is needed to ensure this is used and isn't matched above -->
+<use_init_interp use_cndv=".false." use_fates=".false." phys="clm4_5" lnd_tuning_mode="clm4_5_cam5.0" >.false.</use_init_interp>
+<use_init_interp use_cndv=".false." use_fates=".false." phys="clm4_5" lnd_tuning_mode="clm4_5_cam4.0" >.false.</use_init_interp>
+<use_init_interp use_cndv=".false." use_fates=".false." phys="clm5_0" lnd_tuning_mode="clm5_0_cam5.0" >.false.</use_init_interp>
+<use_init_interp use_cndv=".false." use_fates=".false." phys="clm5_0" lnd_tuning_mode="clm5_0_cam4.0" >.false.</use_init_interp>
+<use_init_interp use_cndv=".false." use_fates=".false." phys="clm5_1" lnd_tuning_mode="clm5_1_cam5.0" >.false.</use_init_interp>
+<use_init_interp use_cndv=".false." use_fates=".false." phys="clm5_1" lnd_tuning_mode="clm5_1_cam4.0" >.false.</use_init_interp>
 <!-- Default to FALSE if couldn't find a match -->
 <use_init_interp                                                                                            >.false.</use_init_interp>
 <!-- NOTE: if use_init_interp is FALSE that indicates that you can't interpolate from an initial conditions file that's similar
@@ -712,12 +728,11 @@ attributes from the config_cache.xml file (with keys converted to upper-case).
 <init_interp_attributes sim_year="1850" use_cndv=".false." use_fates=".false." lnd_tuning_mode="clm5_0_GSWP3v1" use_cn=".false."
 >hgrid=0.9x1.25 maxpft=17 mask=gx1v7 use_cn=.false. use_crop=.false. irrigate=.true. glc_nec=10 do_transient_pfts=.false.
 </init_interp_attributes>
-
 <init_interp_attributes sim_year="1850" use_cndv=".false." use_fates=".false." lnd_tuning_mode="clm5_0_GSWP3v1" use_cn=".true."
 >hgrid=0.9x1.25 maxpft=79 mask=gx1v7 use_cn=.true. use_crop=.true. irrigate=.false. glc_nec=10 do_transient_pfts=.false.
 </init_interp_attributes>
 
-<!-- These two needs to specify use_cn=F/T since there is a version for both, other files just use the BGC version -->
+<!-- These first two needs to specify use_cn=F/T since there is a version for both, other files just use the BGC version -->
 <init_interp_attributes sim_year="1850" use_cndv=".false." use_fates=".false." lnd_tuning_mode="clm5_0_CRUv7" use_cn=".true."
 >hgrid=0.9x1.25 maxpft=79 mask=gx1v7 use_cn=.true. use_crop=.true. irrigate=.false. glc_nec=10 do_transient_pfts=.false.
 </init_interp_attributes>
@@ -761,6 +776,7 @@ attributes from the config_cache.xml file (with keys converted to upper-case).
 <init_interp_attributes sim_year="2000" use_cndv=".false." use_fates=".false." lnd_tuning_mode="clm5_0_GSWP3v1"
 >hgrid=1.9x2.5 maxpft=79 mask=gx1v7 use_cn=.true. use_crop=.true. irrigate=.true. glc_nec=10 do_transient_pfts=.false.
 </init_interp_attributes>
+
 <init_interp_attributes sim_year="2000" use_cndv=".false." use_fates=".false." lnd_tuning_mode="clm5_1_GSWP3v1"
 >hgrid=1.9x2.5 maxpft=79 mask=gx1v7 use_cn=.true. use_crop=.true. irrigate=.true. glc_nec=10 do_transient_pfts=.false.
 </init_interp_attributes>
@@ -2759,6 +2775,60 @@ use_crop=".true.">lnd/clm2/surfdata_map/ctsm5.1.dev052/landuse.timeseries_mpasa1
 <stream_meshfile_ch4finundated finundation_method="ZWT_inversion"
 >lnd/clm2/paramdata/finundated_inversiondata_0.9x1_ESMFmesh_cdf5_130621.nc</stream_meshfile_ch4finundated>
 
+<!-- ===========================================  -->
+<!-- Defaults for dust namelist items             -->
+<!-- Defaults for Zender's soil erodibility data  -->
+<!-- ===========================================  -->
+
+<dust_emis_method>Zender_2003</dust_emis_method>
+<zender_soil_erod_source dust_emis_method="Zender_2003">atm</zender_soil_erod_source>
+<zendersoilerod_mapalgo>bilinear</zendersoilerod_mapalgo>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam45_cam6.0"
+>lnd/clm2/dustemisdata/dst_source2x2tunedcam6-2x2-forCLM_cdf5_c230312.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam50_cam6.0"
+>lnd/clm2/dustemisdata/dst_source2x2tunedcam6-2x2-forCLM_cdf5_c230312.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam51_cam6.0"
+>lnd/clm2/dustemisdata/dst_source2x2tunedcam6-2x2-forCLM_cdf5_c230312.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam45_cam5.0"
+>lnd/clm2/dustemisdata/dst_source2x2_cam5.4-forCLM_cdf5_c240202.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam50_cam5.0"
+>lnd/clm2/dustemisdata/dst_source2x2_cam5.4-forCLM_cdf5_c240202.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam51_cam5.0"
+>lnd/clm2/dustemisdata/dst_source2x2_cam5.4-forCLM_cdf5_c240202.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam45_cam4.0"
+>lnd/clm2/dustemisdata/dst_source2x2tuned-cam4-forCLM_cdf5_c240202.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam50_cam4.0"
+>lnd/clm2/dustemisdata/dst_source2x2tuned-cam4-forCLM_cdf5_c240202.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam51_cam4.0"
+>lnd/clm2/dustemisdata/dst_source2x2tuned-cam4-forCLM_cdf5_c240202.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam45_cam4.0" hgrid="0.9x1.25"
+>lnd/clm2/dustemisdata/dst_source1x1tuned-cam4-forCLM_cdf5_c240202.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam50_cam4.0" hgrid="0.9x1.25"
+>lnd/clm2/dustemisdata/dst_source1x1tuned-cam4-forCLM_cdf5_c240202.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam51_cam4.0" hgrid="0.9x1.25"
+>lnd/clm2/dustemisdata/dst_source1x1tuned-cam4-forCLM_cdf5_c240202.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam45_cam6.0"
+>lnd/clm2/dustemisdata/dst_source2x2tunedcam6-2x2-forCLM_cdf5_c230312.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam50_cam6.0"
+>lnd/clm2/dustemisdata/dst_source2x2tunedcam6-2x2-forCLM_cdf5_c230312.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam51_cam6.0"
+>lnd/clm2/dustemisdata/dst_source2x2tunedcam6-2x2-forCLM_cdf5_c230312.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam45_CRUv7"
+>lnd/clm2/dustemisdata/dst_source2x2tunedcam6-2x2-forCLM_cdf5_c230312.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam50_CRUv7"
+>lnd/clm2/dustemisdata/dst_source2x2tunedcam6-2x2-forCLM_cdf5_c230312.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam51_CRUv7"
+>lnd/clm2/dustemisdata/dst_source2x2tunedcam6-2x2-forCLM_cdf5_c230312.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam45_GSWP3v1"
+>lnd/clm2/dustemisdata/dst_source2x2tunedcam6-2x2-forCLM_cdf5_c230312.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam50_GSWP3v1"
+>lnd/clm2/dustemisdata/dst_source2x2tunedcam6-2x2-forCLM_cdf5_c230312.nc</stream_fldfilename_zendersoilerod>
+<stream_fldfilename_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd" lnd_tuning_mode="cam51_GSWP3v1"
+>lnd/clm2/dustemisdata/dst_source2x2tunedcam6-2x2-forCLM_cdf5_c230312.nc</stream_fldfilename_zendersoilerod>
+
+<stream_meshfile_zendersoilerod dust_emis_method="Zender_2003" zender_soil_erod_source="lnd"
+>lnd/clm2/dustemisdata/dust_2x2_ESMFmesh_cdf5_c230730.nc</stream_meshfile_zendersoilerod>
+
 <!-- =========================================  -->
 <!-- Defaults for different BGC/decomp modes    -->
 <!-- =========================================  -->

bld/namelist_files/namelist_defaults_overall.xml

@@ -22,6 +22,12 @@ determine default values for namelists.
 
 -->
 
+<clm_start_type phys="clm4_5" lnd_tuning_mode="clm4_5_cam5.0" >cold</clm_start_type>
+<clm_start_type phys="clm4_5" lnd_tuning_mode="clm4_5_cam4.0" >cold</clm_start_type>
+<clm_start_type phys="clm5_0" lnd_tuning_mode="clm5_0_cam5.0" >cold</clm_start_type>
+<clm_start_type phys="clm5_0" lnd_tuning_mode="clm5_0_cam4.0" >cold</clm_start_type>
+<clm_start_type phys="clm5_1" lnd_tuning_mode="clm5_1_cam5.0" >cold</clm_start_type>
+<clm_start_type phys="clm5_1" lnd_tuning_mode="clm5_1_cam4.0" >cold</clm_start_type>
 <clm_start_type phys="clm5_1"  use_cndv=".true." >arb_ic</clm_start_type>
 <clm_start_type phys="clm5_0"  use_cndv=".true." >arb_ic</clm_start_type>
 <clm_start_type phys="clm4_5"  use_cndv=".true." >arb_ic</clm_start_type>