README -- describes 1-year benchmark simulation 13.4.0-rc.3 GEOS-Chem Support Team geos-chem-support@as.harvard.edu 4 Apr 2022 We ran this GEOS-Chem 1-year benchmark simulation (13.4.0-rc.3) in order to validate modifications since 13.3.0-rc.0. For more information see the GEOS-Chem wiki: http://wiki.seas.harvard.edu/geos-chem/index.php/GEOS-Chem_13.4.0