*Keiko Konya¹, Go Iwahana², Tomoaki Morishita³, Jun Uetake⁴, Masahide Wakita¹, Yota Sato¹, Tetsuo Sueyoshi¹ (1.Japan Agency for Marine-Earth Science and Technology, 2.University of Alaska, Fairbanks, 3.Forest and Forest Product Research Institute, 4.Hokkaido Unversity)

*Kazuki Yanagiya¹, Masato Furuya^2,3, Go Iwahana^3,4, Antoine Séjourné⁵, Takeo Tadono¹ (1.Japan Aerospace Exploration Agency, 2.Department of Earth and Planetary Sciences, Hokkaido University, 3.Arctic Research Center, Hokkaido University, 4.International Arctic Research Center, University of Alaska Fairbanks, 5.GEOPS, Université Paris-Saclay)

*Takahiro Abe¹, Go Iwahana^2,3, Gaku Amada⁴, Yoshihiro Iijima⁵ (1.Graduate School of Bioresources, Mie University , 2.International Arctic Reseach Center, University of Alaska Fairbanks, 3.Arctic Research Center, Hokkaido University, 4.Institute of Arctic Climate and Environment Reseach, Japan Agency for Marine Science and Technology, 5.Graduate School of Urban Environmental Studies, Tokyo Metropolitan University)

*Kazuyoshi Suzuki¹, Milija Zupanski², Takashi Dan^1,3, Akira Yamazaki¹, Hotaek Park¹, Tetsuya Hiyama⁴, Go Iwahana⁵, Hideki Kobayashi¹ (1.Japan Agency for Marine-Earth Science and Technology, 2.Colorado State University, 3.Yokohama National University, 4.ISEE, Nagoya University, 5.IARC, University of Alaska at Fairbanks)

*Yota Sato¹, Jun Uetake², Keiko Konya¹, Go Iwahana³, Tetsuo Sueyoshi¹ (1.Japan Agency for Marine-Earth Science and Technology, 2.Hokkaido University, Field Science Center for Northern Hemisphere, 3.International Arctic Research Center, University of Alaska Fairbanks)