4:45 PM - 5:00 PM
*Ralf Greve1,2, Christopher Chambers1, Takashi Obase3, Fuyuki SAITO4, Wing-Le Chan3, Ayako Abe-Ouchi3 (1.Institute of Low Temperature Science, Hokkaido University, 2.Arctic Research Center, Hokkaido University, 3.Atmosphere and Ocean Research Institute, The University of Tokyo, 4.Japan Agency for Marine-Earth Science and Technology)