2:15 PM - 2:30 PM
*Yugo Kanaya1,2, Xiaole Pan3, Takuma Miyakawa1,2, Yuichi Komazaki1, Fumikazu Taketani1,2, Itsushi Uno3, Yutaka Kondo4 (1.Department of Environmental Geochemical Cycle Research, Japan Agency for Marine-Earth Science and Technology, 2.Institute of Arctic Climate and Environment Research, Japan Agency for Marine-Earth Science and Technology, 3.Kyushu University, 4.National Institute of Polar Research)