The Tenth Symposium on Polar Science (3 – 5 December 2019)

- Special session
  - [S] Future plan of Antarctic research: Towards phase X of the Japanese Antarctic Research Project (2022-2028) and beyond.
- Interdisciplinary sessions
  - [IW] Whole atmosphere
- Ordinary sessions
  - [OA] Antarctic Meteorites
  - [OB] Polar Biology
  - [OG] Polar Geosciences
  - [OM] Polar Meteorology and Glaciology
  - [OS] Space and upper-atmosphere sciences
- Time Table

Oral session │ Poster session

# [OG] Polar Geosciences

Scopes

This session covers research topics from the fields of geology, mineralogy, geomorphology, quaternary research, geodesy, and geophysics.

Conveners : Masakazu Fujii (NIPR)
Note:[I] represents an invited talk.

## Oral presentations (10:30 – 12:00, 13:20 – 16:20)

### Date : Wed. 4 Dec.
Place : 3F Seminar room, National Institute of Polar Research

Chair: Masaki Kanao, Moto Kawamata (NIPR)
10:30 - 10:50 | Seismic harmonic tremors and interpretation of their origins in relation to cryosphere dynamics in April 2015 around the Lutzow-Holm Bay, East Antarctica | *Masaki Kanao (National Institute of Polar Research), Yoshihiro Hiramatsu (Kanazawa University) |
10:50 - 11:10 | P-wave tomography beneath Greenland | *Genti Toyokuni (Department of Geophysics, Tohoku University, Japan), Takaya Matsuno (Department of Geophysics, Tohoku University, Japan), Dapeng Zhao (Department of Geophysics, Tohoku University, Japan) |
11:10 - 11:30 | Elastic deformation due to present-day mass change at GNSS measurements sites in East Antarctica | *Akihisa Hattori (The Graduate University for Advanced Studies, SOKENDAI), Yuichi Aoyama (National Institute of Polar Research), Jun'ichi Okuno (National Institute of Polar Research), Koichiro Doi (National Institute of Polar Research) |
11:30 - 12:00 | [I] Localised, ephemeral grounding of the Fimbul Ice Shelf, East Antarctica, as revealed from tidally modulated cryoseismicity | *Myrto Pirli (Independent Researcher), Sebastian Hainzl (GFZ German Research Centre for Geosciences), Johannes Schweitzer (NORSAR), Andreas Koehler (NORSAR), Torsten Dahm (GFZ German Research Centre for Geosciences) |
Lunch
Chair: Xiangyu Zhao, Akihisa Hattori (NIPR)
13:20 - 13:40 | Ice sheet history in the southern part of the Soya Coast, East Antarctica revealed by glacial landforms and surface exposure dating | *Moto Kawamata (The Graduate University for Advanced Studies (SOKENDAI)), Yusuke Suganuma (NIPR), Koichiro Doi (NIPR), Keiji Misawa (NIPR), Motohiro Hirabayashi (NIPR), Akihisa Hattori (The Graduate University for Advanced Studies (SOKENDAI)), Takanobu Sawagaki (Hosei University) |
13:40 - 14:00 | Glacial fjord environment and ecosystem reconstructed from sediments deposited in Bowdoin Fjord, northwestern Greenland. | *Takuto Ando (Arctic Research Center, Hokkaido University, Sapporo, Japan), Naoya Kanna (Arctic Research Center, Hokkaido University, Sapporo, Japan), Izumi Asaji (Institute of Low Temperature Science, Hokkaido University, Sapporo, Japan ), Tomohisa Irino (Faculty of Environmental Earth Science, Hokkaido University, Sapporo, Japan), Osamu Seki (Institute of Low Temperature Science, Hokkaido University, Sapporo, Japan ), Kazumi Matsuoka (Institute for East China Sea Research, Nagasaki University, Nagasaki, Japan), Yoshinori Iizuka (Institute of Low Temperature Science, Hokkaido University, Sapporo, Japan ), Shin Sugiyama (Institute of Low Temperature Science, Hokkaido University, Sapporo, Japan ) |
14:00 - 14:20 | Magnetostratigraphy and Rock Magnetism Study of Hole U1524A from IODP Expedition 374 | *Xiangyu Zhao (National Institute of Polar Research, Japan), Saiko Sugisaki (National Institute of Advanced Industrial Science and Technology, Japan), Tim van Peer (National Oceanography Centre Southampton, University of Southampton, UK), Yusuke Suganuma (National Institute of Polar Research, Japan; Department of Polar Science, SOKENDAI (The Graduate University for Advanced Studies), Japan) |
14:20 - 14:40 | Stable Sr isotopes of the Middle Permian carbonate: its implication of ocean Sr budget change | Tomomi Kani (Kumamoto University), *Keiji Misawa (National Institute of Polar Research) |
14:40 - 15:00 | Coffee Break
Chair: Mami Takehara, Kenji Horie (NIPR)
15:00 - 15:20 | Geological field survey in the regions of L*tzow-Holm Bay, Prince Olav Coast and Enderby Land, 2018-2019 (JARE-60) | *Tsuyoshi Toyoshima (Niigata University), Masahiro Ishikawa (Yokohama National University), Ippei Kitano (Kyushu University), Takuma Katori (Niigata University), Tomokazu Hokada (National Institute of Polar Research) |
15:20 - 15:40 | Detailed observation of subgrained/aggregated sillimanite enclosed in garnet by cathodoluminescence imaging and Raman spectroscopy | *Kota Suzuki (Department of Geology and Mineralogy, Graduate School of Science, Kyoto University), Tetsuo Kawakami (Department of Geology and Mineralogy, Graduate School of Science, Kyoto University) |
15:40 - 16:00 | Linking Tarim between South China and North India in the periphery of Supercontinent Rodinia | *Qian Liu (Graduate School of Life and Environmental Sciences, The University of Tsukuba), Toshiaki Tsunogae (Graduate School of Life and Environmental Sciences, The University of Tsukuba) |
16:00 - 16:20 | The Magondi Belt in southern Africa: Implication for Paleoproterozoic crustal evolution in the northwestern Zimbabwe Craton | *Toshiaki Tsunogae (University of Tsukuba), Prince Mandingaisa (University of Zimbabwe), Maideyi Lydia Meck (University of Zimbabwe), Md. Sazzadur Rahman (University of Tsukuba), Sam Uthup (University of Tsukuba), Kazuki Takahashi (University of Tsukuba) |
16:30 – 18:00 | Poster presentations Place: Entrance Hall (1st floor) at National Institute of Polar Research (NIPR)

## Poster presentations (Core time: 16:30 - 18:00)

### Date : Wed. 4 Dec.
Place : Entrance Hall (1st floor) at National Institute of Polar Research (NIPR)

OGp1 | Towards evaluation and simulation of geomagnetically induced currents (GICs) in high-latitude regions | *Tatiana Kalinina (Moscow Institute of Physics and Technology), Ksenia Muravieva (Moscow Institute of Physics and Technology), Dmitry Alekseev (Moscow Institute of Physics and Technology, Schmidt Institute of Physics of the Earth RAS, Shirshov Institute of Oceanology RAS, Aaerocosmos RAS), Aleksey Kuvshinov (ETH Zurich) |
OGp2 | Evidence and estimates of significant warming-associated methane release on the East Siberian Arctic shelf | *Aleksey Goncharov (Moscow Institute of Physics and Technology), Aleksandra Pliss (Moscow Institute of Physics and Technology), Natalia Shakhova (National Tomsk Research Polytechnic University ), Igor Semiletov (Moscow Institute of Physics and Technology, Ilyichev Pacific Oceanological Institute), Leopold Lobkovsky (Moscow Institute of Physics and Technology, Shirshov Institute of Oceanology), Denis Chernykh (National Tomsk Research Polytechnic University, Ilyichev Pacific Oceanological Institute), Natalia Patrakeeva (Moscow Institute of Physics and Technology) |
OGp3 | Traversing the Himalayan Orogen 2019 - Report of the 8th Student Himalayan exercise Tour | *Masaru Yoshida (Gondwana Institute for Geology and Environment) |
OGp4 | Cordierite gneiss from the Wanni Complex, Sri Lanka: Petrology, phase equilibria modeling and U-Pb zircon geochronology | *Eri Hirayama (Graduate School of Life and Environmental Sciences, University of Tsukuba, Ibaraki 305-8572, Japan), Toshiaki Tsunogae (Graduate School of Life and Environmental Sciences, University of Tsukuba, Ibaraki 305-8572, Japan, Department of Geology, University of Johannesburg, Auckland Park 2006, South Africa), Sanjeewa P.K. Malaviarachchi (Department of Geology, Faculty of Science, University of Peradeniya, Peradeniya 20400, Sri Lanka), Yusuke Takamura (Graduate School of Life and Environmental Sciences, University of Tsukuba, Ibaraki 305-8572, Japan), P.L. Dharmapriya (Department of Geology, Faculty of Science, University of Peradeniya, Peradeniya 20400, Sri Lanka), Yukiyasu Tsutsumi (Department of Geology and Paleontology, National Museum of Nature and Science, Ibaraki 305-0005, Japan) |
OGp5 | Metamorphic conditions of garnet-bearing gneisses from Niban Rock in the Lutzow-Holm Complex, East Antarctica | *Yuki Mori (Kyushu University), Takeshi Ikeda (Kyushu University), Tomoharu Miyamoto (Kyushu University) |
OGp6 | Geologic connection between Dronning Maud Land and Enderby Land | *Tomokazu Hokada (NIPR), Kenji Horie (NIPR), Sotaro Baba (University of the Ryukyus), Atsushi Kamei (Shimaen University), Ippei Kitano (Kyushu university), Yoichi Motoyoshi (NIPR), Yoshikuni Hiroi (NIPR), Mami Takehara (NIPR), Kazuyuki Shiraishi (NIPR) |
OGp7 | Geology of the eastern Dronning Maud Land, East Antarctica: Missing link to Sri Lanka | *Kazuyuki Shiraishi (NIPR), Tomokazu Hokada (NIPR), Yoshikuni Hiroi (Chiba University), Yosihumi Nogi (NIPR), Yoichi Motoyoshi (NIPR) |
OGp8 | Attempt to estimate initial composition of the nucleus of homogenized garnet in pelitic gneisses from the Lützow-Holm Complex | *Takeshi Ikeda (Kyushu University), Hayato Yodoya (Kyushu University) |
OGp9 | Pseudotachylytes from Langhovde and Skarvsnes in the Lützow-Holm Complex, East Antarctica, and their conditions of formation | *Tsuyoshi Toyoshima (Niigata University), Masahiro Ishikawa (Yokohama National University), Ippei Kitano (Kyushu University), Takuma Katori (Niigata University), Tomokazu Hokada (National Institute of Polar Research) |
OGp10 | Growth history of garnet inferred from microstructures in pelitic gneisses from Akarui Point of the Lützow-Holm Complex | *Hayato Yodoya (Department of Earth and Planetary Sciences, Graduate School of Sciences, Kyushu University), Takeshi Ikeda (Department of Earth and Planetary Sciences, Faculty of Sciences, Kyushu University) |
OGp11 | High-K adakitic intrusion in the Sør Rondane Mountains, East Antarctica | *Atsushi Kamei (Shimane University) |
OGp12 | Locating earthquakes around Antarctica by using neural networks based on deep learning | *Seiji Tsuboi (JAMSTEC), Daisuke Sugiyama (JAMSTEC), Masaki Kanao (NIPR), Yoshiaki Ishihara (NIES), Takahiko Murayama (JWA) |
OGp13 | Provenance of Garnet in the Neoarchean Verbaard granitoid gneiss: A case study from Beit Bridge Complex, Cetral Zone, Southern Africa | *Thembiso .O. Basupi (University of Tsukuba, Botswana International University of Science and Technology), Toshiaki Tsunogae (University of Tsukuba, University of Johannesburg) |