netcdf C6_5189211_1_2184482289633643430 {
dimensions:
time = UNLIMITED ; // (372 currently)
lat = 145 ;
lon = 192 ;
bnds = 2 ;
variables:
double time(time) ;
time:bounds = "time_bnds" ;
time:units = "days since 1850-01-01" ;
time:calendar = "proleptic_gregorian" ;
time:axis = "T" ;
time:long_name = "time" ;
time:standard_name = "time" ;
double time_bnds(time, bnds) ;
double lat(lat) ;
lat:bounds = "lat_bnds" ;
lat:units = "degrees_north" ;
lat:axis = "Y" ;
lat:long_name = "Latitude" ;
lat:standard_name = "latitude" ;
double lat_bnds(lat, bnds) ;
double lon(lon) ;
lon:bounds = "lon_bnds" ;
lon:units = "degrees_east" ;
lon:axis = "X" ;
lon:long_name = "Longitude" ;
lon:standard_name = "longitude" ;
double lon_bnds(lon, bnds) ;
double wavelength ;
wavelength:units = "nm" ;
wavelength:long_name = "Radiation Wavelength 550 nanometers" ;
wavelength:standard_name = "radiation_wavelength" ;
float od550aer(time, lat, lon) ;
od550aer:standard_name = "atmosphere_optical_thickness_due_to_ambient_aerosol_particles" ;
od550aer:long_name = "Ambient Aerosol Optical Thickness at 550nm" ;
od550aer:comment = "AOD from the ambient aerosols (i.e., includes aerosol water). Does not include AOD from stratospheric aerosols if these are prescribed but includes other possible background aerosol types. Needs a comment attribute \'wavelength: 550nm\'" ;
od550aer:units = "1" ;
od550aer:cell_methods = "area: time: mean" ;
od550aer:cell_measures = "area: areacella" ;
od550aer:history = "2020-12-07T06:20:32Z altered by CMOR: Treated scalar dimension: \'wavelength\'." ;
od550aer:coordinates = "wavelength" ;
od550aer:missing_value = 1.e+20f ;
od550aer:_FillValue = 1.e+20f ;
// global attributes:
:Conventions = "CF-1.7 CMIP-6.2" ;
:activity_id = "DAMIP" ;
:branch_method = "standard" ;
:branch_time_in_child = 62091. ;
:branch_time_in_parent = 62091. ;
:creation_date = "2020-12-07T06:20:33Z" ;
:data_specs_version = "01.00.30" ;
:description = "Future scenario based on ssp245, but with 2-year perturbation to emissions for 2020 and 2021 due to Covid-19 pandemic restrictions. Emissions revert to ssp245 after this. Concentration-driven" ;
:end_year = "2024 or 2050" ;
:experiment = "2-year Covid-19 emissions blip based upon ssp245" ;
:experiment_id = "ssp245-covid" ;
:external_variables = "areacella" ;
:forcing_index = 1 ;
:frequency = "mon" ;
:further_info_url = "https://furtherinfo.es-doc.org/CMIP6.CSIRO.ACCESS-ESM1-5.ssp245-covid.none.r18i1p1f1" ;
:grid = "native atmosphere N96 grid (145x192 latxlon)" ;
:grid_label = "gn" ;
:history = "2020-12-07T06:20:33Z ; CMOR rewrote data to be consistent with CMIP6, CF-1.7 CMIP-6.2 and CF standards." ;
:initialization_index = 1 ;
:institution = "Commonwealth Scientific and Industrial Research Organisation, Aspendale, Victoria 3195, Australia" ;
:institution_id = "CSIRO" ;
:min_number_yrs_per_sim = "5" ;
:mip_era = "CMIP6" ;
:nominal_resolution = "250 km" ;
:notes = "Exp: ESM-ssp245-covid; Local ID: SSP-245-tyb-18; Variable: od550aer ([\'fld_s02i284\', \'fld_s02i285\', \'fld_s02i286\', \'fld_s02i287\', \'fld_s02i288\', \'fld_s02i289\'])" ;
:parent_activity_id = "ScenarioMIP" ;
:parent_experiment_id = "ssp245" ;
:parent_mip_era = "CMIP6" ;
:parent_source_id = "ACCESS-ESM1-5" ;
:parent_time_units = "days since 1850-1-1" ;
:parent_variant_label = "r18i1p1f1" ;
:physics_index = 1 ;
:product = "model-output" ;
:realization_index = 18 ;
:realm = "aerosol" ;
:run_variant = "forcing: GHG, Oz, SA, Sl, Vl, BC, OC, (GHG = CO2, N2O, CH4, CFC11, CFC12, CFC113, HCFC22, HFC125, HFC134a)" ;
:source = "ACCESS-ESM1.5 (2019): \n",
"aerosol: CLASSIC (v1.0)\n",
"atmos: HadGAM2 (r1.1, N96; 192 x 145 longitude/latitude; 38 levels; top level 39255 m)\n",
"atmosChem: none\n",
"land: CABLE2.4\n",
"landIce: none\n",
"ocean: ACCESS-OM2 (MOM5, tripolar primarily 1deg; 360 x 300 longitude/latitude; 50 levels; top grid cell 0-10 m)\n",
"ocnBgchem: WOMBAT (same grid as ocean)\n",
"seaIce: CICE4.1 (same grid as ocean)" ;
:source_id = "ACCESS-ESM1-5" ;
:source_type = "AOGCM" ;
:start_year = "2020" ;
:sub_experiment = "none" ;
:sub_experiment_id = "none" ;
:table_id = "AERmon" ;
:table_info = "Creation Date:(30 April 2019) MD5:9328082e1e6d1da0a63ed585f05cc105" ;
:tier = "2" ;
:title = "ACCESS-ESM1-5 output prepared for CMIP6" ;
:variable_id = "od550aer" ;
:variant_label = "r18i1p1f1" ;
:version = "v20201207" ;
:license = "CMIP6 model data produced by CSIRO 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." ;
:cmor_version = "3.4.0" ;
:tracking_id = "hdl:21.14100/1de62596-28a8-4295-aaa0-c496dab3083f" ;
}