Yu Bo¹, Dan Tong², Guannan Geng³, Kejun Jiang⁴, Jing CHENG⁵, Yixuan Zheng⁶, Chaopeng Hong⁷, Liu Yan⁵, Qiang Zhang⁵ and Kebin He⁵, (1)Institute of Atmospheric Physics,Chinese Academy of Sciences, Beijing, China, (2)University of California Irvine, Earth System Science, Irvine, CA, United States, (3)Emory University, Department of Environmental Health Sciences, Atlanta, GA, United States, (4)ERI, Beijing, China, (5)Tsinghua University, Beijing, China, (6)Carnegie Institution for Science Stanford, Department of Global Ecology, Stanford, United States, (7)University of California Irvine, Irvine, CA, United States