Yu, XueyingMillet, Dylan BHenze, Daven K2021-07-222021-07-222021-07-22https://hdl.handle.net/11299/222249The archive includes a frozen version of the GEOS-Chem adjoint model code used for methane 4D-Var inversions. Please see README file for a detailed description of the code.The archive contains updated GEOS-Chem adjoint v35 code for TROPOMI methane 4D-Var inversion.MIT "Expat" Licensehttp://opensource.org/licenses/MITGEOS-Chem Adjoint4D-Var InversionTROPOMIDatasethttps://doi.org/10.13020/g5xc-nj81