11:00 AM - 1:00 PM
*Yoshio Masuda1, Yasuhiro Yamanaka1, S. Lan Smith2, Takafumi Hirata3, Hideyuki Nakano4, Akira Oka5, Hiroshi Sumata6 (1.Graduate School of Environmental Earth Science, Hokkaido University, 2.JAMSTEC, 3.Arctic Research Center, Hokkaido University, 4.Meteorological Research Institute, 5.Division of Climate System Research, The University of Tokyo, 6.Norwegian Polar Institute)