The 2nd GEOS-Chem Asia meeting (GCA2) was held at Nanjing University of Information Science & Technology (NUIST) on May 19-21, 2025 with 263 participants from 55 institutions and 8 countries.

• Oral and poster presentations from the meeting;
• GCA2 participants list and contact information.

The meeting was organized by:

• Harvard University
• Nanjing University of Information Science and Technology (NUIST)
• Harvard-NUIST Joint Laboratory for Air Quality and Climate (JLAQC)

We look forward to seeing you in at GCA3 in 2027 and before that at the 12th International GEOS-Chem Meeting (IGC12) in 2026!