*Tadafumi Niizato¹, Yoshito Sasaki¹, Takayoshi Watanabe¹, Katsuaki Mitachi¹, Satomi Ito¹, Takayuki Kuramoto², Hirotsugu Arai², Naoki Nomura², Seiji Hayashi³, Masanori Tamaoki³ (1.Japan Atomic Energy Agency, 2.Fukushima Prefectural Centre for Environmental Creation, 3.National Institute for Environmental Studies)

*Ryu Uemura¹, Hideaki Motoyama², Valerie Masson-Delmotte³, Jean Jouzel³, Kenji Kawamura², Kumiko Goto-Azuma², Shuji Fujita², Takayuki KURAMOTO^2,10, Motohiro Hirabayashi², Takayuki Miyake², Hiroshi Ohno^4,2, Koji Fujita⁵, Ayako Abe-Ouchi⁶, Yoshinori Iizuka⁷, Shinichiro Horikawa^7,5, Makoto Igarashi², Keisuke Suzuki⁸, Toshitaka Suzuki⁹, Yoshiyuki Fujii² (1.University of the Ryukyus, 2.National Instititute of Polar Research, 3.LSCE, CEA-CNRS, 4.Kitami Institute of Technology, 5.Nagoya University, 6.The Unviersity of Tokyo, 7.Hokkaido University, 8.Shinshu University, 9.Yamagata University, 10.Fukushima prefectual center for environmental creation)

*Ryu Uemura¹, Hideaki Motoyama², Valerie Masson-Delmotte³, Jean Jouzel³, Kenji Kawamura², Kumiko Goto-Azuma², Shuji Fujita², Takayuki KURAMOTO^2,10, Motohiro Hirabayashi², Takayuki Miyake², Hiroshi Ohno^4,2, Koji Fujita⁵, Ayako Abe-Ouchi⁶, Yoshinori Iizuka⁷, Shinichiro Horikawa^7,5, Makoto Igarashi², Keisuke Suzuki⁸, Toshitaka Suzuki⁹, Yoshiyuki Fujii² (1.University of the Ryukyus, 2.National Instititute of Polar Research, 3.LSCE, CEA-CNRS, 4.Kitami Institute of Technology, 5.Nagoya University, 6.The Unviersity of Tokyo, 7.Hokkaido University, 8.Shinshu University, 9.Yamagata University, 10.Fukushima prefectual center for environmental creation)

*Keisuke Taniguchi¹, Takayuki KURAMOTO¹, Hirotsugu Arai¹, Yuichi Onda², Kazuya Yoshimura³, Hugh Smith⁴, William Blake⁵, Takayuki Sato¹, Saori Onuma¹ (1.Centre for Environmental Creation Fukushima Prefecture, 2.University of Tsukuba, 3. Japan Atomic Energy Agency, 4.University of Liverpool, 5.Plymouth University)

*Takayuki KURAMOTO¹, Naoki NOMURA¹, Seiji HAYASHI², Hideki TSUJI², Hirotsugu ARAI¹ (1.Fukushima Prefectural Centre for Environmental Creation, 2.National Institute for Environmental Studies)

*Keisuke Taniguchi¹, Takayuki KURAMOTO¹, Hirotsugu Arai¹, Yuichi Onda², Kazuya Yoshimura³, Hugh Smith⁴, William Blake⁵, Takayuki Sato¹, Saori Onuma¹ (1.Centre for Environmental Creation Fukushima Prefecture, 2.University of Tsukuba, 3. Japan Atomic Energy Agency, 4.University of Liverpool, 5.Plymouth University)

*Takayuki KURAMOTO¹, Naoki NOMURA¹, Seiji HAYASHI², Hideki TSUJI², Hirotsugu ARAI¹ (1.Fukushima Prefectural Centre for Environmental Creation, 2.National Institute for Environmental Studies)