netcdf C6_4626736_1_6584094855816726057 {
dimensions:
nbnd = 2 ;
time = UNLIMITED ; // (1980 currently)
variables:
float ch4global(time) ;
ch4global:_FillValue = 1.e+20f ;
ch4global:cell_methods = "area: time: mean" ;
ch4global:comment = "Global Mean Mole Fraction of CH4" ;
ch4global:coordinates = "time" ;
ch4global:description = "Global Mean Mole Fraction of CH4" ;
ch4global:frequency = "mon" ;
ch4global:id = "ch4global" ;
ch4global:long_name = "Global Mean Mole Fraction of CH4" ;
ch4global:mipTable = "Amon" ;
ch4global:missing_value = 1.e+20 ;
ch4global:out_name = "ch4global" ;
ch4global:prov = "Amon ((isd.003))" ;
ch4global:realm = "atmos atmosChem" ;
ch4global:standard_name = "mole_fraction_of_methane_in_air" ;
ch4global:time = "time" ;
ch4global:time_label = "time-mean" ;
ch4global:time_title = "Temporal mean" ;
ch4global:title = "Global Mean Mole Fraction of CH4" ;
ch4global:type = "real" ;
ch4global:units = "1e-09" ;
ch4global:variable_id = "ch4global" ;
double time(time) ;
time:axis = "T" ;
time:bounds = "time_bnds" ;
time:standard_name = "time" ;
time:title = "time" ;
time:type = "double" ;
time:units = "days since 0001-01-01 00:00:00" ;
time:calendar = "noleap" ;
double time_bnds(time, nbnd) ;
time_bnds:calendar = "noleap" ;
time_bnds:units = "days since 0001-01-01 00:00:00" ;
// global attributes:
:Conventions = "CF-1.7 CMIP-6.2" ;
:activity_id = "LUMIP" ;
:case_id = "41" ;
:cesm_casename = "b.e21.BHIST.f09_g17.CMIP6-hist-noLu.001" ;
:contact = "" ;
:creation_date = "2019-01-28T22:08:22Z" ;
:data_specs_version = "01.00.29" ;
:experiment = "historical with no land-use change" ;
:experiment_id = "hist-noLu" ;
:forcing_index = 1LL ;
:frequency = "mon" ;
:grid = "native 0.9x1.25 finite volume grid (192x288 latxlon)" ;
:grid_label = "gn" ;
:initialization_index = 1LL ;
:institution = "National Center for Atmospheric Research, Climate and Global Dynamics Laboratory, 1850 Table Mesa Drive, Boulder, CO 80305, USA" ;
:institution_id = "NCAR" ;
:license = "CMIP6 model data produced by <The National Center for Atmospheric Research> is licensed under a Creative Commons Attribution-[]ShareAlike 4.0 International License (https://creativecommons.org/licenses/). Consult https://pcmdi.llnl.gov/CMIP6/TermsOfUse for terms of use governing CMIP6 output, including citation requirements and proper acknowledgment. Further information about this data, including some limitations, can be found via the further_info_url (recorded as a global attribute in this file)[]. The data producers and data providers make no warranty, either express or implied, including, but not limited to, warranties of merchantability and fitness for a particular purpose. All liabilities arising from the supply of the information (including any liability arising in negligence) are excluded to the fullest extent permitted by law." ;
:mip_era = "CMIP6" ;
:model_doi_url = "https://doi.org/10.5065/D67H1H0V" ;
:nominal_resolution = "100 km" ;
:parent_activity_id = "CMIP" ;
:parent_experiment_id = "piControl" ;
:parent_mip_era = "CMIP6" ;
:parent_source_id = "CESM2" ;
:parent_time_units = "days since 0001-01-01 00:00:00" ;
:parent_variant_label = "r1i1p1f1" ;
:physics_index = 1LL ;
:product = "model-output" ;
:realization_index = 1LL ;
:realm = "atmos atmosChem" ;
:source = "CESM2 (2017): atmosphere: CAM6 (0.9x1.25 finite volume grid; 288 x 192 longitude/latitude; 32 levels; top level 2.25 mb); ocean: POP2 (320x384 longitude/latitude; 60 levels; top grid cell 0-10 m); sea_ice: CICE5.1 (same grid as ocean); land: CLM5 0.9x1.25 finite volume grid; 288 x 192 longitude/latitude; 32 levels; top level 2.25 mb); aerosol: MAM4 (0.9x1.25 finite volume grid; 288 x 192 longitude/latitude; 32 levels; top level 2.25 mb); atmoschem: MAM4 (0.9x1.25 finite volume grid; 288 x 192 longitude/latitude; 32 levels; top level 2.25 mb); landIce: CISM2.1; ocnBgchem: MARBL (320x384 longitude/latitude; 60 levels; top grid cell 0-10 m)" ;
:source_id = "CESM2" ;
:source_type = "AOGCM BGC" ;
:table_id = "Amon" ;
:tracking_id = "hdl:21.14100/101c3f78-1230-4ebc-824e-a2155a8c02fc" ;
:variable_id = "ch4global" ;
:variant_info = "This is a concentration driven historical forcing with land use held constant at 1850 usage. Same as the concentration driven CMIP6 historical experiment except with land use and land cover change (LULCC) held constant at pre-industrial conditions." ;
:variant_label = "r1i1p1f1" ;
:sub_experiment = "none" ;
:sub_experiment_id = "none" ;
:branch_time_in_parent = 182500. ;
:branch_time_in_child = 674885. ;
:branch_method = "standard" ;
:further_info_url = "https://furtherinfo.es-doc.org/CMIP6.NCAR.CESM2.hist-noLu.none.r1i1p1f1" ;
}