GEOS-Chem 12.1.1 Released 13 Dec 2018 Contains the following updates: (1) Bug fix for tagged CO: don't multiply emissions timestep by 60 (2) Bug fix for planeflight diagnostic: skip observations that lie outside the nested domain (3) Always compile with BPCH_TPBC=y to enable the bpch code for nested boundary conditions (4) Do not create the hemco_standalone.x executable when compiling in HPC environments (5) Bug fix: Add missing dependency for flexgrid_read_mod in the GeosCore/Makefile (6) Add GCHP transport fix to prevent instant propagation from troposphere to stratosphere For more information about this release. please see: http://wiki.geos-chem.org/GEOS-Chem_12#12.1.0 Also please see the GEOS-Chem online manual at: http://manual.geos...