*Takafumi Hirata1, Yoshio Masuda1, Koji Suzuki1, Yasuhiro Yamanaka1 (1.Faculty of Environmental Earth Science, Hokkaido University)
convener:Jun Nishioka(Hokkaido University, Institute of low temperature sciences), Koji Suzuki(Hokkaido University), Yuzo Miyazaki(Institute of Low Temperature Science, Hokkaido University), Hiroshi Tanimoto(National Institute for Environmental Studies), Chairperson:Jun Nishioka(Hokkaido University, Institute of low temperature sciences), Chairperson:koji Suzuki(Faculty of Environmental Earth Science, Hokkaido University)