He serves on several academic committees such as Honours and Recognition Committee / International Union of Geodesy and Geophysics ( IUGG ), International Commission on Climate ( ICCL ), International Commission on Dynamical Meteorology ( ICDM ), WWRP Monsoon Panel, Lead Author of IPCC WG II, Working Group for UN Environment Consultation ( WGUNEC ), Chinese Association for Science and Technology ( CAST ), International Commission on Planetary Atmospheres and their Evolution ( ICPAE ), World Youth Earth Scientists ( YES ), and on the responsible editor of " Theoretical and Applied Climatology ", " Advances in Atmospheric Sciences " and " Chinese Journal of Atmospheric Sciences ".