*Tomoki Morozumi^1,2, Shihong Zhong¹, Ryo Shingubara^5,1, Shunsuke Tei², Shinya Takano¹, Rong Fan^1,2, Yumiko Miyamoto², Ruslan Shakhmatov¹, Shin Nagai³, Hideki Kobayashi³, Rikie Suzuki³, Trofim C Maximov^4,6, Atsuko Sugimoto^2,7 (1.Graduate School of Environmental Science, Hokkaido University, 2.Arctic Research Center, Hokkaido University, 3.Japan Agency for Marine-Earth Science and Technology, 4.Institute for Biological Problems of Cryolithozone SB RAS, 5.Graduate School of Environmental Studies, Nagoya University, 6.North Eastern Federal University, 7.Station for Arctic Research, Global Institution for Collaborative Research and Education, Hokkaido University)

*Tomoki Morozumi^1,2, Shihong Zhong¹, Ryo Shingubara^5,1, Shunsuke Tei², Shinya Takano¹, Rong Fan^1,2, Yumiko Miyamoto², Ruslan Shakhmatov¹, Shin Nagai³, Hideki Kobayashi³, Rikie Suzuki³, Trofim C Maximov^4,6, Atsuko Sugimoto^2,7 (1.Graduate School of Environmental Science, Hokkaido University, 2.Arctic Research Center, Hokkaido University, 3.Japan Agency for Marine-Earth Science and Technology, 4.Institute for Biological Problems of Cryolithozone SB RAS, 5.Graduate School of Environmental Studies, Nagoya University, 6.North Eastern Federal University, 7.Station for Arctic Research, Global Institution for Collaborative Research and Education, Hokkaido University)

*Hideki Kobayashi¹, Robert Busey², Yongwon Kim², Sigrid Dengel³, Stephen Chan³ (1.Japan Agency for Marine-Earch Science and Technology, 2.International Arctic Research Center, University of Alaska, Fairbanks, 3.Lawrence Berkeley National Laboratory)

*Wei Yang¹, Hideki Kobayashi², Akihiko Kondoh¹ (1.Chiba University, 2.JAMSTEC)

*Wei Yang¹, Hideki Kobayashi², Akihiko Kondoh¹ (1.Chiba University, 2.JAMSTEC)

*Toshiyuki Kobayashi¹, Yoshiaki HONDA², Yuhsaku Ono², Hideki Kobayashi³, Wei Yang², Shin Nagai³, Tomoko Akitsu⁴, Kenlo Nasahara⁴, Risa Miyazaki¹, Masahiro Hori¹, Hiroshi Murakami¹ (1.Japan Aerospace Exploration Agency, 2.Center for Environmental Remote Sensing, Chiba University, 3.Japan Agency for Marine-Earth Science and Technology, 4.University of Tsukuba)

*Hibiki M Noda¹, Kenji Omasa², Kouki Hikosaka³, Kazuhito Ichii⁴, Hideki Kobayashi⁵, Tomomichi Kato⁶, Hiroyuki Muraoka⁷ (1.NIES National Institute of Environmental Studies, 2.University of Tokyo, 3.Tohoku University, 4.Chiba University, 5.JAMSTEC, 6.Hokkaido University, 7.Gifu University)