National Institute of Polar Research
The 4th Symposium on Polar Science (12-15 November, 2013)
Interdisciplinary session [IA]
"Rapid Change of the Arctic Climate System and its Global Influences"
New research results from the GRENE Arctic Climate Change Research Project, 2013
Oral session
Nov. 12 (Tue.) National Institute of Polar Research, 2F Auditorium
| 09:30-09:35 | Opening session Chair: Yoshiyuki Fujii (NIPR) |
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Part I Strategic research targets and research activities Chair:Hiroyuki Enomoto (NIPR) |
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| 09:35-09:50 | Understanding the mechanism of warning amplification in the Arctic | *Toru Nozawa (Okayama Univ.), Atsuko Sugimoto (Hokkaido Univ.), Jinro Ukita (Niigata Univ.), Hiroyuki Enomoto (NIPR), Shuji Aoki (Tohoku Univ.) |  |
| 09:50-10:05 | Understanding the Arctic system for global climate and future change | *Atsuko Sugimoto (Hokkaido Univ.), Toru Nozawa (Okayama Univ.), Jinro Ukita (Niigata Univ.), Hiroyuki Enomoto (NPR) and Shuji Aoki (Tohoku Univ.) | |
| 10:05-10:20 | Evaluation of the impacts of Arctic change on weather and climate in Japan -Warm Arctic Cold Mid-Latitudes (WACM) associated with the Recent Arctic Sea Ice Reduction- | *Tetsu Nakamura, Koji Yamazaki, Katsushi Iwamoto (NIPR/Niigata Univ.), Meiji Honda, Jinro Ukita (Niigata Univ.), Yasunobu Miyoshi (Kyushu Univ.), Yasunobu Ogawa (NIPR) | |
| 10:20-10:35 | Evaluation of the impacts of Arctic change on marine ecosystems and fisheries -Ecosystem studies of the Arctic Ocean declining Sea ice (ECOARCS/GRENE): Progress and future plan- | *Takashi Kikuchi (JAMSTEC), Toru Hirawake (Hokkaido Univ.), and 40 co-researchers & collaborators | |
| 10:35-10:50 | Projection of sea ice distribution and Arctic sea routes - Medium-range forecast of summer sea-ice cover in the Arctic | *Noriaki Kimura (NIPR/UT), Yuya Nakano, Hajime Yamaguchi, Takaya Uchida, Eiji Hirokawa, Ryosuke Funabashi, Yo Nakahara, Takuya Wada (UT) | |
Part II New results from GRENE Arctic Climate Change Research Project PartⅡPoster Presentation Chair: Yuji Kodama (NIPR) |
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| 10:50-11:10 | Brief introduction of poster presentation | ||
| 11:10-12:20 | Poster Session (NIPR, 2F Auditorium and Lounge) | ||
| 12:20-13:05 | Lunch time | ||
Part III New results from GRENE Arctic Climate Change Research Project PartⅢ Oral Presentaion Chair: Yuji Kodama (NIPR) |
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| 13:05-13:20 | Development of an Arctic System Model | *Larry Hinzman, John Walsh (IARC) | |
| 13:20-13:35 | Impact of sea ice on the Northern Hemisphere atmospheric circulation | John E. Walsh (Internatl Arctic Res. Cntr, Univ. of Alaska, Fairbanks) | |
| 13:35-13:50 | The contribution of sub-grid snow distributions to climate change and polar amplification in a quadrupled CO2 world using a coupled GCM. | *Ryouta O'ishi, Tomoko NItta (NIPR/AORI), Tetsuo Sueyoshi (JAMSTEC), Glen E. Liston (CSU), Ayako Abe-Ouchi (AORI/JAMSTEC) | |
| 13:50-14:05 | Assessment of temporal trend in surface air temperature change in Northern High-latitude land region of climate models | *Manabu Abe (NIPR), Toru Nozawa (Okayama Univ.), Tomoo Ogura (NIES), Kumiko Takata (NIPR) | |
| 14:05-14:20 | Construct terrestrial ecosystem models that can reproduce effects of climate change: Unique processes in circumpolar regions and feedback | *Takeshi Ise (Univ. of Hyogo), Hazuki Arakida (NIPR / Univ. of Hyogo) | |
| 14:20-14:35 | Influence of the thawing permafrost on methane flux from lakes in the Alaskan Arctic Zone | *Msafumi Sasaki (Kitami Inst. of Tech.), Masao Uchida (Natl Inst. for Env. Studies), Motoo Utsumi (Univ. of Tsukuba), Keisuke Nakayama (Kitami Inst. of Tech.) | |
| 14:35-14:45 | Coffee break | ||
Chair: Hironori Yabuki (NIPR, JAMSTEC) |
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| 14:45-15:00 | Recent Changes in the Atmospheric Heat Transport into the Arctic | *Jinro Ukita, Meiji Honda (Niigata Univ.), Katsushi Iwamoto (NIPR, Niigata Univ.), Mio Kadono, Yusuke Harada (Nagoya Univ.) | |
| 15:00-15:15 | Analysis of Aerosols, Clouds and Radiation in the Arctic regions | *Hajime Okamoto, Kaori Sato (Kyushu Univ.), Makoto Koike (Univ. of Tokyo), Jinro Ukita (Niigata Univ.), Masataka Shiobara (NIPR), Toshiaki Takano (Chiba Univ.) , Masaki Sato (Univ. of Tokyo) | |
| 15:15-15:30 | Mass loss of glaciers and ice caps in northwestern Greenland | *Shin Sugiyama (ILTS), Shun Tsutaki (NIPR, ILTS), Daiki Sakakibara (ILTS), Takanobu Sawagaki (Hokkaido Univ.), Satoshi Matsuno, Masahiro Minowa, Mihiro Maruyama, Jun Saito, Sumito Matoba (ILTS) and Satoru Yamaguchi (NIED) | |
| 15:30-15:45 | Satellite observations of the recent Arctic snow and cloud covers and future plan | *Masahiro Hori (JAXA), Konosuke Sugiura (Univ. of Toyama), Tomonori Tanikawa (JAXA), Teruo Aoki, Katsuyuki Kuchiki, Masashi Niwano (Meteorol. Res. Inst.), Hiroyuki Enomoto (NIPR) | |
| 15:45-16:00 | High-precision continuous measurement of the atmospheric O2/N2 ratio at Ny-Ålesund, Svalbard | *Daisuke Goto (NIPR, Tohoku Univ.), Shinji Morimoto, Shuji Aoki, Takakiyo Nakazawa (Tohoku Univ.) | |
| 16:00-16:15 | Development of adjoint of the coupled Eulerian-Lagrangian transport model for CO2 inverse modeling in the subarctic | *Dmitry Belikov (NIPR, NIES), Shamil Maksyutov (NIES), Thomas Kaminski (FastOpt), Alexander Ganshin (CAO), Simon Blessing (FastOpt) | |
| 16:15-16:25 | Coffee Break | ||
Chair: Hiroyuki Enomoto (NIPR) |
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| 16:25-16:40 | Spatial variations and controls of heterotrophic prokaryote production in the western Arctic Ocean | *Mario Uchimiya (NIPR/AORI), Toshi Nagata (AORI) | |
| 16:40-16:55 | Gray whale distribution in relation to the benthos in the northern Bering Sea and the Chukchi Sea in the early summer | *Yoko Mitani (FSC, Hokkaido Univ.), Yuka Iwahara (Env. Sci., Hokkaido Univ.), Keiko Sekiguchi (ICU), Kohei Matsuno (NIPR), Atsushi Yamaguchi (Fish. Sci., Hokkaido Univ.), Kazushi Miyashita (FSC, Hokkaido Univ.) | |
| 16:55-17:10 | Sea ice prediction and construction of an ice navigation support system for the Arctic sea routes | Hajime Yamaguchi (GSFS, UTokyo) | |
| 17:10-17:25 | Coordinated observational and modeling studies on the basic structure and variability of the Arctic sea ice-ocean system | Hiroyasu Hasumi (AORI) | |
| 17:25-17:40 | No-rebound trend of sea ice reduction in the Arctic Ocean: Role of "inertia effect" of the ocean | *Koji Shimada, Eri Yoshizawa (TUMSAT), Tae Wan Kim, Ho Kyung Ha, Hyun Jung Lee, Ho Jin Lee, Sung-Ho Kang, Kyung Ho Chung (KOPRI) | |
| 17:40-17:50 | Collaborative implementation in GRENE Arctic Climate Change research project | Kumiko Takata (NIPR, NIES) | |
| 17:50-18:05 | Arctic Data archive System (ADS) | *Hironori Yabuki (NIPR, JAMSTEC), Takeshi Sugimura (NIPR) | |
| 18:05-18:25 | Discussion Yoshiyuki Fujii (NIPR) | ||
| 18:30-20:00 | Buffet-style IA/IC Joint Party (NIPR, 4F Lounge) |
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Poster session
Nov. 12 (Tue.) National Institute of Polar Research, 2F Auditorium and Lounge
| 10:50-11:10 | Brief introduction of poster presentation (NIPR, 2F Auditorium) | ||
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| 11:10-12:20 | Brief introduction of poster presentation (NIPR, 2F Auditorium) | ||
| IA-P1 | Seasonality of processes contributing to Arctic warming amplification in two MIROC GCMs | *Masakazu Yoshimori, Masahiro Watanabe (U. Tokyo), Ayako Abe-Ouchi (U. Tokyo & JAMSTEC), Tomoo Ogura, Hideo Shiogama (NIES) | |
| IA-P2 | MRI Land Surface Model HAL | Masahiro Hosaka (MRI) | |
| IA-P3 | Long-term variations of the large-scale energy-water balance on land at high latitudes - Analysis using a wetness index - | *Kumiko Takata (NIPR/NIES), Jianqing Xu, Masayuki Hara (JAMSTEC), Toru Nozawa (Okayama Univ.) | |
| IA-P4 | Change in terrestrial ecosystems of the pan-Arctic and effects on Climate : Current status of observation and future plan | *Atsuko Sugimoto (Hokkaido Univ), Masaki Uchida (NPR), Yojiro Matsuura (FFPRI), Takeshi Ohta (Nagoya Univ), Tetsuya Hiyama (RIHN), Mamoru Ishikawa (Hokkaido Univ), Masafumi Sasaki (Kitami Inst. of Tech.), Akira Osawa (Kyoto Univ), Rikie Suzuki (JAMSTEC), Takeshi Yamazaki (Tohoku Univ), Kazuyuki Saito, Park Hontaek (JAMSTEC) and Takeshi Ise (Univ of Hyogo) | |
| IA-P5 | GRENE-TEA Model Intercomparison Project (GTMIP) stage 1 | *Kazuyuki Saito (JAMSTEC), Takeshi Yamazaki (Tohoku U), Takeshi Ise (Hyogo U), Shin Miyazaki (NIPR, JAMSTEC), Hazuki Arakida (NIPR, Hyogo U), Junko Mori (NIPR, JAMSTEC), Tokohiro Hajima (JAMSTEC), Masahiro Hosaka (MRI), Yoshihiro Iijima (JAMSTEC), Akihiko Ito (NIES), Yojiro Matsuura (FFPRI), Masashi Niwano (MRI), Ryouta O’ishi (Tokyo U), Takeshi Ohta (Nagoya U), Hotaek Park (JAMSTEC), Atsushi Sato (NIED), Tetsuo Sueyoshi, Rikie Suzuki (JAMSTEC), Satoru Yamaguchi (NIED), Kei Yoshimura (Tokyo U) | |
| IA-P6 | Terrestrial Observed Dataset at Yakutsk for the GRENE-TEA Collaborative Action between Observational and Modeling Studies | *Yoshihiro Iijima (JAMSTEC), Takeshi Ohta, Ayumi Kotani (Nagoya Univ.), Tetsuya Hiyama (RHIN) | |
| IA-P7 | Overview of the flux observations at the boundary between taiga and tundra in Northeastern Siberia by GRENE-TEA | *Shin Miyazaki (NIPR/JAMSTEC), Shunsuke Tei (NIPR/HU), Ivan Bragin (FEGeoI), Shinya Takano, Ryo Shingubara, Tomoki Morozumi, Atsuko Sugimoto (HU), Trofim Maximov (IBPC) | |
| IA-P8 | Tree-ring delta-13C and tree growth over the past 150 years at three larch forests in eastern Siberia and perspective on comparative study in pan-Arctic region | *Shunsuke Tei (NIPR), Atsuko Sugimoto, Liang Maochang (Hokkaido Univ.), Hitoshi Yonenobu (Naruto Univ. of Education), Trofim maximov (IBPC) | |
| IA-P9 | Process of Methane Emisssion from Taiga-Tundra Ecotone in the Lowland of Indigirka River (Northeastern Siberia) with Carbon and Hydrogen Isotope Ratios | *Ryo Shingubara, Atsuko Sugimoto (Hokkaido Univ.), Jun Murase (Nagoya Univ.), Shunsuke Tei (Hokkaido Univ., NIPR), Shinya Takano, Tomoki Morozumi, Go Iwahana (Hokkaido Univ.), Trofim Maximov (IBPC SB RAS, NEFU BEST cntr) | |
| IA-P10 | Temperature and moisture responses of CO2 gas efflux in high Arctic soil | *Masaki Uchida (NIPR), Seiichiro Yonemura (NIAES), Akihiro Moriyama (Kyoto Univ.), Ayaka W. Kishimoto-Mo (NIAES), Shigeto Kawashima (Kyoto Univ.) | |
| IA-P11 | Detection of spatio-temporal variability of plant phenology around the arctic region by in site and satellite observations | *Shin Nagai, Hideki Kobayashi (JAMSTEC), Taro Nakai (Nagoya Univ.), Konosuke Sugiura (Univ. Toyama, JAMSTEC), Shunsuke Tei (Hokkaido Univ.), Yongwon Kim (IARC), Rikie Suzuki (JAMSTEC) | |
| IA-P12 | Comparative study on ecological characteristics among circumpolar forest biomes | *Yojiro Matsuura (FFPRI), Akira Osawa (Kyoto Univ.), Anatolu Prokushkin (sukachef Inst. of Forest), Larry Hinzman (IARC), Leena Finer (METLA), Margus Pensa (Talin Univ.) | |
| IA-P13 | Labotaroty experiment of gas exchange of Alaskan active and permafrost soils | *Seiichiro Yonemura (NIAES), Masao Uchida, Miyuki Kondo (NIES) | |
| IA-P14 | Origin and formation process of the ground ice in Northeastern Siberia using stable isotopes of water | *Shinya Takano, Go Iwahana, Ivan Bragin (Hokkaido U.), Shunsuke Tei (Hokkaido U./NIPR), Ryo Shingubara, Atsuko Sugimoto (Hokkaido U.), Trofim C. Maximov (Inst. for Biological Problems of Cryolithozone, SB RAS / BEST cntr, NEFU, Yakutsk, Russia) | |
| IA-P15 | Methane Oxidation Potential of Arctic Wetland Soil of a Taiga-Tundra Ecotone in Northeastern Siberia | *Jun Murase (Nagoya Univ.), Atsuko Sugimoto, Ryo Shingubara (Hokkaido Univ.), Trofim C. Maximov (IBPC) | |
| IA-P16 | CO2, CH4 fluxes and microbial cellulose degradation activities in terrestrial ecosystem of boreal forest and tundra, Alaska | *Chie Amano-Sato (Toyo Univ.), Motoo Utsumi, Yu Gao (Univ. of Tsukuba), Miyuki Kondo (NIES), Masao Uchida (NIES) | |
| IA-P17 | Estimate of permafrost organic carbon balance in Alaskan boreal and tundra ecosystems using natural level radiocarbon | *Miyuki Kondo, Masao Uchida (NIES), Motoo Utsumi (Univ.Tsukuba), Go Iwahana (IARC), Hiroki Iwata (Kyoto Univ.), Yoshinobu Harazono (IARC), Taro Nakai (IARC, Nagoya Univ.), Kiyoshi Tanabe, Yasuyuki Shibata (NIES) | |
| IA-P18 | THE TRANS-ARCTIC WATER 14C SECTIONS FROM MIRAI AND NABOS CRUISES: RECONSTRUCTION OF SURFACE-MID-DEEP WATER VENTILATION AGES AND THEIR COMPARISON OF PAST 14C INVENTRY DATA | *Masao Uchida (NIES), Yuichiro Kumamoto (JAMSTEC), Igor Polyakov, Vladimir Ivanov (UAF), Polona Rozman (Saint Petersburg State Univ), Motoo Utsumi (Univ. Tsukuba), Koji Shimada (Tokyo Univ. of Marine Sci. and Tech.), Yongwon Kim (UAF), Masahiko Murata (JAMSTEC) | |
| IA-P19 | Multibeam bathymetric and sediment profiler evidence for pockmarks and ice grounding on the Chukchi borderland, Arctic Ocean : implicaion for subseafloor past environmental changes including methane hydrate instability | *Masao Uchida, Akihiko Shibahara (NIES) | |
| IA-P20 | A retrospective analysis of impacts of changing snow depth on permafrost temperature | *Hotaek Park (JAMSTEC), A. Fedorov (Melnikov Permafrost Inst.), Hironori Yabuki (JAMSTEC) | |
| IA-P21 | Relationship between the Arctic Amplification and Arctic Oscillation | *Hiroshi L. Tanaka and Tomomi Umino (CCS Univ. of Tsukuba) | |
| IA-P22 | Arctic summer storm track in CMIP3/5 climate models | *Kazuaki Nishii, Hisashi Nakamura (RCST, U-Tokyo) Yvan J. Orsolini (NILU) | |
| IA-P23 | Development of Cloud Particle Microscope sonde | *Hiroshi Kobayashi (Univ. Yamanashi), Masataka Shiobara (NIPR) | |
| IA-P24 | Cloud Radar FALCON-A: Start of Observations at Ny-Alesund | *Toshiaki Takano, Yohei Kawamura, Kenyo Yanaga (Chiba Univ.), Masataka Shiobara (NIPR) | |
| IA-P25 | Cryospheric Study in the GRENE-Arctic Climate Change Research Project | Hiroyuki Enomoto (NIPR) | |
| IA-P26 | Year-round automatic precipitation and snow cover observations in boreal forest, Siberia | *Konosuke Sugiura (Cntr for Far Eastern Studies, Univ. of Toyama), Naohiko Hirasawa (NIPR) Masahiro Hosaka (MRI) | |
| IA-P27 | Satellite observation of snow cover, melting and freezing periodes in Alaska and Canadian Arctic | *Nuerasimuguli Alimasi (NIPR/Kitami Inst. of Tech.), Hiroyuki Enomoto (NIPR), Takao Kameda, Shuhei Takahashi (Kitami Inst. of Tech.) | |
| IA-P28 | Spatial distribution of chemical composition in Arctic snow -Observations in 2012 and 2013- | *Yoshimi Ogawa, Kumiko Goto-Azuma (NIPR), Konosuke Sugiura (Univ.Toyama), Motohiro Hirabayashi, Remi Dallmayr, Hiroyuki Enomoto (NIPR) | |
| IA-P29 | Distribution of water isotope ratio of snow during snow cover observation in Finland, 2013 | *Akane Tsushima (Hokkaido Univ.), Atsushi Sato (NIED), Satoshi Omiya (Nagoya Univ.), Sumito Matoba (ILTS) | |
| IA-P30 | Report on Glaciological Observations in Suntar-Khayata Range by GRENE Project, 2013 | *Tatsuo Shirakawa (KIT), Tsutomu Kadota (JAMSTEC), Fumio Nakazawa (NIPR), Ryo Kusaka (KIT), Masaya Miyairi, Yuta Fujisawa (CU), Shuhei Takahashi (KIT), Hiroyuki Enomoto (NIPR), Tetsuo Ohata, Hironori Yabuki, Keiko Konya (JAMSTEC), Nozomu Takeuchi (CU), Alexander Fedorov, Pavel Konstantinov (MPI, RUS) | |
| IA-P31 | Identification of moraine-complex around glacier terminus by an infrared image -From infrared thermography images on a flight in eastern Siberia, Suntar-Khayata- | *Miki Ogura, Shuhei Takahashi, Tatsuo Shirakawa (Kitami Inst. of Tech.), Konosuke Sugiura (Toyama Univ.), Y. Kononov, M. D. Ananicheva (Inst. of Geography RAS, Moscow, Russia), Alexander Fedorov (Melinikov Permafrost Inst.) | |
| IA-P32 | Meteorological observations on No.31 Gracier, Suntar-Khayata Range, Russia from 2012 to 2013 | *Ryo Kusaka (KIT), Tsutomu Kadota (JAMSTEC), Tatsuo Shirakawa, Shuhei Takahashi (KIT), Sota Tanaka, Masaya Miyairi, Yuta Fujisawa (Chiba Univ.), Fumio Nakazawa, Hiroyuki Enomoto (NIPR), Tetsuo Ohata, Hironori Yabuki, Keiko Konya (JAMSTEC) | |
| IA-P33 | Pollens, dissolved soluble ions and stable isotope | *Masaya Miyairi, Nozomu Takeuchi, Yuta Fujisawa, Sota Tanaka (Chiba Univ.), Tsutomu Kadota (JAMSTEC), Fumio Nakazawa (NIPR), Tatsuo Shirakawa, Ryo Kusaka (Kitami Inst. of Tech.), Keiko Konya (JAMSTEC), Shuhei Takahashi (Kitami Inst. of Tech.), Tetsuo Ohata, Hironori Yabuki (JAMSTEC), Hiroyuki Enomoto (NIPR), Alexander Fedorov, Pavel Konstantinov (Melinikov Permafrost Inst.) | |
| IA-P34 | Whole genome amplification using single pollen grains found in glaciers | *Fumio Nakazawa (NIPR), Yoshihisa Suyama (Tohoku Univ.) | |
| IA-P35 | Bacterial diversity changes in formation process of cryoconite granule from Qaanaaq Glacier, Greenland | Jun Uetake (Transdisciplinary Res. Integ. Cntr, NIPR), Nozomu Takeuchi (Chiba Univ.), Naoko Nagatsuka (NIPR), Hideaki Motoyama (NIPR), Teruo Aoki (Meteorol. Res. Inst.) | |
| IA-P36 | Variations in Sr and Nd isotopic ratios of cryoconite on glaciers in Greenland | *Naoko Nagatsuka (NIPR), Nozomu Takeuchi (Chiba univ), Jun Uetake (NIPR), Rigen Shimada (Chiba univ) | |
| IA-P37 | Reconstruction of mass balance for 36 years at SIGMA-A site in the northwestern Greenland Ice Sheet | *Sumito Matoba (ILTS, Hokkaido Univ.), Satoru Yamaguchi (Snow and Res. Cntr, NIED), Tetsuhide Yamasaki (Geo Techs Co. Ltd., Avangnaq), Teruo Aoki, Masashi Niwano (MRI), Tomonori Tanigawa (JAXA), Hideaki Motoyama (NIPR), Shin Sugiyama (ILTS, Hokkaido Univ.) | |
| IA-P38 | Ice surface elevation change of Bowdoin Gletscher, Greenland | *Shun Tsutaki (NIPR, ILTS), Shin Sugiyama, Daiki Sakakibara (ILTS), Takanobu Sawagaki (EES, Hokkaido Univ.) and Mihiro Maruyama (ILTS) | |
| IA-P39 | Glacier front and flow speed variations of marine terminating outlet glaciers in northwest Greenland | *Daiki Sakakibara (Grad. Sch. of Env. Sci., Hokkaido Univ.), Shin Sugiyama (Inst. of Low Temp. Sci., Hokkaido Univ.) | |
| IA-P40 | Greenland Ice Sheet Dynamics and Glacial Earthquake Activities | *Masaki Kanao (NIPR), Seiji Tsuboi (JAMSTEC), Tetsuto Himeno (Seikei Univ.), Genchi Toyokuni (Tohoku Univ.) , Yoko. Tono (JAMSTEC) and Kent Anderson (IRIS) | |
| IA-P41 | Effect of the glacial rebound on elevation changes deduced from the ice core records in Greenland ice sheet | *Jun'ichi Okuno (NIPR), Fuyuki Saito (JAMSTEC), Ayako Abe-Ouchi (AORI, Univ. Tokyo), Kunio Takahashi (JAMSTEC) | |
| IA-P42 | Variations in atmospheric CO2, CH4, CO mixing ratios and BC mass concentration on Rishiri Island, northern Japan | *Hisayuki Yoshikawa (HU), Yasonori Tohjima (NIES), Tomohisa Irino, Chunmao Zhu (HU) | |
| IA-P43 | Evolution of the global methane concentration, sources and sinks during 1911-2010 | *Arindam Ghosh (NIPR and RIGC, JAMSTEC) Prabir K. Patra (RIGC, JAMSTEC and CAOS, TU), Akihiko Ito (NIES, and RIGC, JAMSTEC) , David Etheridge (CSIRO AMR, Australia), Shuji Aoki (CAOS, TU), Satoshi Sugawara (MUE), Taku Umezawa (CAOS, TU and MPI for Chem., Germany), Kentaro Ishijima (RIGC, JAMSTEC), Kenji Kawamura (NIPR and Inst. of Beogeosci., JAMSTEC), John B. Miller (NOAA ESRL, USA), Takakiyo Nakazawa (CAOS, TU) | |
| IA-P44 | Large-scale increase in the seasonal cycle of CO2 in the Northern Hemisphere since 1960 | H. D. Graven, R. F. Keeling, S. C. Piper (UCSD), *P. K. Patra (RIGC), B. B. Stephens (NCAR), S. C. Wofsy (HU), L. R. Welp (UCSD), C. Sweeney (NOAAL), P. P. Tans (NOAA), J. J. Kelley (UA), B. C. Daube, E. A. Kort, G. W. Santoni(HU), J. D. Bent (UCSD) | |
| IA-P45 | Holocene CH4 concentrations in the NEEM ice core (preliminary results) | *Kenji Kawamura, Kyotaro Kitamura, Remi Dallmayr (NIPR) | |
| IA-P46 | Variations in the Atmospheric Potential Oxygen observed over the North Pacific and the Arctic Ocean during MR12-E03 cruise of the R/V Mirai | *Shigeyuki Ishidoya (AIST), Daisuke Sasano (MRI), Hiroshi Uchida (JAMSTEC), Shoichi Taguchi (AIST), Yasunori Tohjima (NIES), Junji Matsushita (NIPR, NIES), Masao Ishii, Naohiro Kosugi (MRI), Kentaro Ishijima (JAMSTEC), Shinji Morimoto (Tohoku Univ., NIPR), Shigeto Nishino (JAMSTEC), Shohei Murayama (AIST), Daisuke Goto (NIPR, Tohoku Univ.), Takakiyo Nakazawa, Shuji Aoki (Tohoku. Univ.) | |
| IA-P47 | Relationship between CH4 and CO2 in the surface seawater observed in the MR12-E03 cruise | *Daisuke Sasano, Masao Ishii, Naohiro Kosugi (MRI), Akihiko Murata, Hiroshi Uchida (JAMSTEC), Kushi Kudo, Sakae Toyoda, Keita Yamada, Naohiro Yoshida (Tokyo Tech), Takahisa Mifune, Michiyo Yamamoto-Kawai (Tokyo Univ of Marine Sci. and Tech), Hisayuki Yoshikawa-Inoue (Hokkaido Univ), Shigeto Nishino, Takashi Kikuchi (JAMSTEC) | |
| IA-P48 | Ecosystem studies of the Arctic Ocean declining Sea ice: Report on research cruise of T/S Oshoro Maru in the Bering and Chukchi Seas | *Toru Hirawake, Yutaka Watanuki (Hokkaido Univ.), Takashi Kikuchi (JAMSTEC), Co-researchers | |
| IA-P49 | Relationship between bottom oxygen concentration and primary production at the Chukchi Sea biological hotspot | *Amane Fujiwara (NIPR, Fac./Grad. Sch. of Fish. Sci., Hokkaido Univ.), Toru Hirawake (Fac./Grad. Sch. of Fish. Sci., Hokkaido Univ.) , Shiigeto Nishino, Takashi Kikuchi (JAMSTEC), Sei-Ichi Saitoh (Fac./Grad. Sch. of Fish. Sci., Hokkaido Univ.) | |
| IA-P50 | Iron speciation in the northern Bering Sea Shelf and Chukchi Sea | *Yoshiko Kondo (NIPR), Hajime Obata (AORI), Atsushi Oki (Grad. Sch. of Fish. Sci., Hokkaido Univ.), Jun Nishioka (ILTS), Youhei Yamashita (Fac. of Env. Earch Sci., Hokkaido Univ.), Kenshi Kuma (Grad. Sch. of Fish. Sci., Hokkaido Univ.) | |
| IA-P51 | Seasonal changes in mesozooplankton community at Northwind Abyssal Plain in the western Arctic Ocean | *Kohei Matsuno (NIPR), Atsushi Yamaguchi (Hokkaido Univ.), Amane Fujiwara (NIPR), Jonaotaro Onodera, Eiji Watanabe (JAMSTEC), Ichiro Imai (Hokkaido Univ.), Sanae Chiba, Naomi Harada, Takashi Kikuchi (JAMSTEC) | |
| IA-P52 | Movement of short-tailed shearwaters with environmental gradient in the sub-Arctic Pacific and Arctic seas through summer to autumn | *Takashi Yamamoto (NIPR), Kenji Hoshina, Bungo Nishizawa (Hokkaido Univ), Catherine Meathrel (La Trobe Univ), Richard Phillips (BAS), Yutaka Watanuki (Hokkaido Univ) | |
| IA-P53 | Foraging ecology of thick-billed murres in the Bering Sea: variability in relation to ocean thermal structure | *Nobuo Kokubun (NIPR・SOKENDAI), Takashi Yamamoto (NIPR・Hokkaido Univ.), Dale Manjiro Kikuchi (SOKENDAI), Yutaka Watanuki (Hokkaido Univ.), A. S. Kitaysky (Univ. of Alaska), A. Takahashi (NIPR・SOKENDAI) | |
| IA-P54 | Development of a lower trophic level ecosystem model in the western Arctic Ocean | *Takeshi Terui (NIPR･JAMSTEC), Eiji Watanabe (JAMSTEC), Michio J. Kishi (Hokkaido Univ.･JAMSTEC) | |
| IA-P55 | Observation of the Arctic sea ice conditions along the Northwest Passage and the Canada Basin in 2013 summer - from JOIS2013 cruise - | *Kazutaka Tateyama (KIT), Yuya Nakano (UT), Yasuhiro Tanaka (KIT), Genki Sagawa (WNI) and Jun Ono (UT, NIPR) | |
| IA-P56 | Melt Pond distribution and Albedo mesurments during summer in the Arctic Ocean - Results of Melt Ponds observations using icebreaker in 2013 (JOIS2013)- | *Yasuhiro Tanaka, Kazutaka Tateyama (KIT), Genki Sagawa (WNI), Judy Twedt (UW), Jennifer Hutchings (IARC/UAF) and Takao Kameda (KIT) | |
| IA-P57 | Effect of the ice-ocean albedo feedback on summer retreat of the Arctic sea ice cover | *Haruhiko Kashiwase (GSES)、Kay.I. Ohshima (ILTS)、Sohey Nihashi (TNCT) | |
| IA-P58 | A study of formation processes of supercooled water and frazil ice in a coastal polynya | *Masato Ito (Grad. Sch. of Env. Sci., Hokkaido Univ.), Kay I. Ohshima, Yasushi Fukamachi (ILTS), Daisuke Simizu (NIPR), Katsushi Iwamoto (NIPR and Dept. of Env. Sci., Niigata Univ.), Yoshimasa Matsumura (ILTS), Andrew R. Mahoney, Hajo Eicken (Geophys. Inst., Univ. of Alaska Fairbanks) | |
| IA-P59 | Predictability of the Barents sea ice extent in early winter | *Takuya Nakanowatari (ILTS), Kazutoshi Sato (SOKENDAI, NIPR), Jun Inoue (NIPR, JAMSTEC) | |
| IA-P60 | Modeling study of sea ice for the Northern Sea Route: toward the short-term prediction | *Jun Ono, Liyanarachchi Waruna Arampath De Silva (NIPR), Hajime Yamaguchi (UT) | |
| IA-P61 | Obstacle Avoidance and Path Planning on the Ice Sea using the Probabilistic Roadmap Method | *Toshiyuki Takagi, Toshihiko Ishiyama (Kushiro Natl Col. of Tech.), Kazutaka Tateyama (Kitami Inst. of Tech.) | |
| IA-P62 | Development of ADS online visualization tool ~VISION~ | *Takeshi Sugimura (NIPR), Hironori Yabuki (JAMSTEC) | |