11:00 AM - 1:00 PM
*Masanobu Yamamoto1, Steven Clemens2, Osamu Seki3, Yuko Tsuchiya1, Yongsong Huang2, Ryouta O'ishi4, Ayako Abe-Ouchi4 (1.Faculty of Environmental Earth Science, Hokkaido University, 2.Brown University, 3.Institute of Low Temperature Science, Hokkaido University, 4.Atmospheric and Ocean Reserach Institute, University of Tokyo)