netcdf C6PMNRCESmhr111Amtasgn90923_1_7677004655080894601 {
dimensions:
lat = 192 ;
nbnd = 2 ;
lon = 288 ;
time = UNLIMITED ; // (600 currently)
variables:
float tas(time, lat, lon) ;
tas:_FillValue = 1.e+20f ;
tas:cell_measures = "area: areacella" ;
tas:cell_methods = "area: time: mean" ;
tas:comment = "TREFHT" ;
tas:coordinates = "time lat lon" ;
tas:description = "near-surface (usually, 2 meter) air temperature" ;
tas:frequency = "mon" ;
tas:id = "tas" ;
tas:long_name = "Near-Surface Air Temperature" ;
tas:mipTable = "Amon" ;
tas:missing_value = 1.e+20 ;
tas:out_name = "tas" ;
tas:prov = "Amon ((isd.003))" ;
tas:realm = "atmos" ;
tas:standard_name = "air_temperature" ;
tas:time = "time" ;
tas:time_label = "time-mean" ;
tas:time_title = "Temporal mean" ;
tas:title = "Near-Surface Air Temperature" ;
tas:type = "real" ;
tas:units = "K" ;
tas:variable_id = "tas" ;
double lat(lat) ;
lat:axis = "Y" ;
lat:bounds = "lat_bnds" ;
lat:standard_name = "latitude" ;
lat:title = "Latitude" ;
lat:type = "double" ;
lat:units = "degrees_north" ;
lat:valid_max = 90. ;
lat:valid_min = -90. ;
double lon(lon) ;
lon:axis = "X" ;
lon:bounds = "lon_bnds" ;
lon:standard_name = "longitude" ;
lon:title = "Longitude" ;
lon:type = "double" ;
lon:units = "degrees_east" ;
lon:valid_max = 360. ;
lon:valid_min = 0. ;
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" ;
double lat_bnds(lat, nbnd) ;
lat_bnds:units = "degrees_north" ;
double lon_bnds(lon, nbnd) ;
lon_bnds:units = "degrees_east" ;
// global attributes:
:Conventions = "CF-1.7 CMIP-6.2" ;
:activity_id = "PMIP" ;
:branch_method = "no parent" ;
:branch_time_in_child = 0. ;
:branch_time_in_parent = 0. ;
:case_id = "1475" ;
:cesm_casename = "b.e21.B1850.f09_g17.PMIP4-midHolo.001" ;
:contact = "" ;
:creation_date = "2019-04-30T20:07:33Z" ;
:data_specs_version = "01.00.30" ;
:experiment = "Impose Mid-Holocene (6 kyr ago) boundary conditions for orbital parameters and the atmospheric concentration of well-mixed greenhouse gases. Run for at least 100 years after spin-up. It is mandatory that the model versions used for the PMIP-CMIP6 experiments are the exactly the same as for the other CMIP6 experiments, in particular the DECK and historical simulations." ;
:experiment_id = "midHolocene" ;
:external_variables = "areacella" ;
:forcing_index = 1LL ;
:frequency = "mon" ;
:further_info_url = "https://furtherinfo.es-doc.org/CMIP6.NCAR.CESM2.midHolocene.none.r1i1p1f1" ;
: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 = "no parent" ;
:parent_experiment_id = "no parent" ;
:parent_mip_era = "no parent" ;
:parent_source_id = "no parent" ;
:parent_time_units = "no parent" ;
:parent_variant_label = "no parent" ;
:physics_index = 1LL ;
:product = "model-output" ;
:realization_index = 1LL ;
:realm = "atmos" ;
: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" ;
:sub_experiment = "none" ;
:sub_experiment_id = "none" ;
:table_id = "Amon" ;
:tracking_id = "hdl:21.14100/01079db4-69a4-46b3-a298-d1785dc3e74b" ;
:variable_id = "tas" ;
:variant_info = "PMIP4 mid-holocene run" ;
:variant_label = "r1i1p1f1" ;
}