13:45 〜 14:00
*Adam David Sproson1,2、Yusuke Yokoyama1,2、Yoshinori Takano2、Rebecca Minzoni3、Bethany Behrens1、Yosuke Miyairi1、Takahiro Aze1 (1.Atmosphere and Ocean Research Institute, University of Tokyo, 5-1-5 Kashiwanoha, Kashiwa, Chiba 277-8564, Japan. 、2.Department of Biogeochemistry, Japan Agency for Marine-Earth Science and Technology, 2-15 Natsushima, Yokosuka, Kanagawa 237-0061, Japan. 、3.Department of Geological Sciences, The University of Alabama, USA.)