11:30 AM - 11:45 AM
*Tomoki Morozumi1, Atsuko Sugimoto2,1, Ryo Shingubara1, Shinya Takano1, Ruslan Shakhmatov1, Rong Fan1, Shunsuke Tei2, Hideki Kobayashi3, Rikie Suzuki3, Trofim C Maximov4,5 (1.Graduate School of Environmental Science, Hokkaido University, 2.Arctic Research Center, Hokkaido University, 3.Department of environmental geochemical cycle research, JAMSTEC, 4.Institute for Biological Problems of Cryolithozone SB RAS, 5.BEST center, North Eastern Federal University)