Yang Chen^1,2, Baiquan Zhou^1,2, Jun Wang³, Panmao Zhai^1,4, Simon FB Tett⁵ and Wilfran Moufouma-Okia⁶, (1)Chinese Academy of Meteorological Sciences, Beijing, China, (2)IPCC WG1 Technical Support Unit, Beijing, China, (3)Key Lab of Regional Climate-Environment for Temperate East Asia (RCE-TEA), Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing, China, (4)IPCC WG1, Beijing, China, (5)University of Edinburgh, School of GeoSciences, Edinburgh, United Kingdom, (6)IPCC WG1 Technical Support Unit, Paris, France