The International GEOS-Chem Meeting is held every two years to bring together the global community of GEOS-Chem users and developers. The meeting provides an opportunity to share recent scientific results, discuss model development, and plan for future directions of the GEOS-Chem model. The meeting typically includes oral presentations, poster sessions, and breakout discussions on specific topics related to GEOS-Chem.

The 12th International GEOS-Chem Meeting (IGC12) will be held at Washington University in St. Louis (Missouri, USA) on June 8-12, 2026. For registration, lodging, and program information, please go to: sites.wustl.edu/igc12.