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In order to restart with atmospheric composition tracers from the AC-for-IC grib file select the following settings in config.h:
- Set Leave OIFS_INIDATA_DIR to nothing empty or delete/comment it out.
- Set the variable AC_IC_ONCE to point to the generated AC-for-IC grib file from the previous experiment. This file is typically found in this location in the previous experiment:
${RUNDIR}/output/001${RUN_NUMBER}/ICMUA${EXP}.ac_rst - Set the MET_IC_DIR to the relevant path or modify the "variables to retrieve METEO initial conditions from an archived experiment" section as appropriate.
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