Japan Geoscience Union Meeting 2023

Ken Sawada

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Speaker, Author, Co-Author

Fri. May 26, 2023 9:00 AM - 10:15 AM International Conference Room (IC) (International Conference Hall, Makuhari Messe)

  • [J] Oral
  • | S (Solid Earth Sciences )
  • | S-GL Geology

[S-GL22] Frontier research on chronostratigraphic unit boundaries

9:45 AM - 10:00 AM

[SGL22-04] Integrated stratigraphy across the Cretaceous/Paleocene boundary in the Shiranuka Hill, Hokkaido, Japan.

*Reishi Takashima1, Keiichi Hayashi2, Junichiro Kuroda4, Hayu Ota4, Hiroyuki Hoshi3, Yuji Orihashi5, Hiroshi Nishi6, Toshiro Yamanaka8, Ken Sawada7, Kazuo Hayashi7, Masashi A. Ikeda7, Kohei Hosogaya1, Yoshihiro Asahara9 (1.Tohoku University, 2.Hokkaido Research Organization, 3.Aichi University of Education, 4.The University of Tokyo, 5.Hirosaki University, 6.Fukui Prefectural University, 7.Hokkaido University, 8.Tokyo University of Marine Science and Tehnology, 9.Nagoya University)

Fri. May 26, 2023 3:30 PM - 4:45 PM Exhibition Hall Special Setting (3) (Exhibition Hall 8, Makuhari Messe)

  • [E] Oral
  • | B (Biogeosciences )
  • | B-PT Paleontology

[B-PT03] Biomineralization and Geochemistry of Proxies

Wed. May 24, 2023 1:45 PM - 3:00 PM 302 (International Conference Hall, Makuhari Messe)

  • [E] Oral
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-IS Intersection

[M-IS02] Evolution and variability of the Asian Monsoon and Indo-Pacific climate during the Cenozoic Era

2:10 PM - 2:25 PM

[MIS02-02] Paleovegetation and marine paleoproductivity reconstructed using biomarkers and fossils of the Miocene Miri and Belait Formations, North Borneo, Brunei Darussalam

*Muhammad Adam Ismail1, Amajida Roslim2, Ken Sawada1,3 (1.Division of Natural History Science, Graduate School of Science, Hokkaido University, 2.Department of Geoscience, Faculty of Science, Universiti Brunei Darussalam, 3.Department of Earth and Planetary Sciences, Faculty of Science, Hokkaido University)

2:40 PM - 2:55 PM

[MIS02-04] Paleoclimate changes in the northern East Asia reconstructed by algal biomarker analysis of the ocean drilling core from the northern Japan Sea (IODP Site U1422) over the last 700 kyr

Asako Suzuki2, *Ken Sawada1,2, Saki Yano2, Tomohisa Irino3 (1.Department of Earth and Planetary Sciences, Faculty of Science, Hokkaido University, 2.Division of Natural History Sciences, Graduate School of Science, Hokkaido University, 3.Faculty of Environmental Earth Science, Hokkaido University)

Wed. May 24, 2023 3:30 PM - 5:00 PM 302 (International Conference Hall, Makuhari Messe)

  • [E] Oral
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-IS Intersection

[M-IS02] Evolution and variability of the Asian Monsoon and Indo-Pacific climate during the Cenozoic Era

Tue. May 23, 2023 10:45 AM - 12:00 PM International Conference Room (IC) (International Conference Hall, Makuhari Messe)

  • [J] Oral
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-IS Intersection

[M-IS15] Paleoclimatology and Paleoceanography

11:45 AM - 12:00 PM

[MIS15-10] Intensification of east Asian winter monsoon since 400 ka recorded in IODP Site U1422 sediments in the northern Japan Sea

Ryuki Saijo1, Airi Maruyama1, Song Lu1, *Tomohisa Irino1,2, Ken Ikehara3, Ken Sawada4 (1.Graduate School of Environmental Science, Hokkaido University, 2.Faculty of Environmental Earth Science, Hokkaido University, 3.Institute of Geology and Geoinformation, National Institute of Advanced Industrial and Science Technology, 4.Faculty of Science, Hokkaido University)

Thu. May 25, 2023 10:45 AM - 12:15 PM Online Poster Zoom Room (22) (Online Poster)

  • [J] Online Poster
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-IS Intersection

[M-IS15] Paleoclimatology and Paleoceanography