Back to variables | Category Index
Each Output variable record corresponds to a physical parameter specification.
| Attribute | Value |
|---|---|
| branded_variable_name | meanage_tavg-p39-hy-air |
| cell_methods | zmeana-twm (Zonal Time Mean) |
| cmip6_compound_name | AERmonZ.meanage |
| cmip6_frequency | mon |
| cmip6_tables_identifier | AERmonZ (Monthly atmospheric chemistry and aerosol data) |
| cmip7_compound_name | atmosChem.meanage.tavg-p39-hy-air.mon.GLB |
| cmip7_frequency | mon |
| description | The mean age of air is defined as the mean time that a stratospheric air mass has been out of contact with the well-mixed troposphere. |
| dimensions | latitude, plev39, time |
| flag_-_variable_change_since_cmip6 | True |
| modelling_realm | Atmospheric Chemistry, Aerosol |
| name | atmosChem.meanage.tavg-p39-hy-air.mon.GLB |
| physical_parameter | meanage (Mean Age of Stratospheric Air) |
| primary_modelling_realm | Atmospheric Chemistry |
| processing_note | CHANGE SINCE CMIP6 in Cell Methods - CMIP6:longitude: mean time: mean CMIP7:longitude: time: mean where air, |
| provenance | AERmonZ ((isd.003)) |
| region | GLB |
| spatial_shape | Y-P39 (Atmospheric zonal mean (on 39 pressure levels)) |
| temporal_shape | time-intv (Temporal Interval) |
| title | Mean Age of Stratospheric Air |
| type | real |
| uid | atmosChem.meanage.tavg-p39-hy-air.mon.GLB |