Japan Geoscience Union Meeting 2025

Atsuko Yamazaki

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Convener, Chairperson

Thu. May 29, 2025 1:45 PM - 3:15 PM Convention Hall (CH-A) (International Conference Hall, Makuhari Messe)

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

[M-IS14] Paleoclimatology and paleoceanography

convener:Takashi Obase(Japan Agency for Marine-Earth Science and Technology), Atsuko Yamazaki(Graduate School of Environmental Studies, Nagoya University), Hitoshi Hasegawa(Faculty of Science and Technology, Kochi University), Yusuke Okazaki(Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University), Chairperson:Yusuke Okazaki(Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University)

Thu. May 29, 2025 3:30 PM - 5:00 PM Convention Hall (CH-A) (International Conference Hall, Makuhari Messe)

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

[M-IS14] Paleoclimatology and paleoceanography

convener:Takashi Obase(Japan Agency for Marine-Earth Science and Technology), Atsuko Yamazaki(Graduate School of Environmental Studies, Nagoya University), Hitoshi Hasegawa(Faculty of Science and Technology, Kochi University), Yusuke Okazaki(Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University), Chairperson:Atsuko Yamazaki(Graduate School of Environmental Studies, Nagoya University)

Thu. May 29, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

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

[M-IS14] Paleoclimatology and paleoceanography

convener:Takashi Obase(Japan Agency for Marine-Earth Science and Technology), Atsuko Yamazaki(Graduate School of Environmental Studies, Nagoya University), Hitoshi Hasegawa(Faculty of Science and Technology, Kochi University), Yusuke Okazaki(Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University)

Fri. May 30, 2025 9:00 AM - 10:30 AM Convention Hall (CH-A) (International Conference Hall, Makuhari Messe)

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

[M-IS14] Paleoclimatology and paleoceanography

convener:Takashi Obase(Japan Agency for Marine-Earth Science and Technology), Atsuko Yamazaki(Graduate School of Environmental Studies, Nagoya University), Hitoshi Hasegawa(Faculty of Science and Technology, Kochi University), Yusuke Okazaki(Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University), Chairperson:Hitoshi Hasegawa(Faculty of Science and Technology, Kochi University)

Fri. May 30, 2025 10:45 AM - 12:15 PM Convention Hall (CH-A) (International Conference Hall, Makuhari Messe)

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

[M-IS14] Paleoclimatology and paleoceanography

convener:Takashi Obase(Japan Agency for Marine-Earth Science and Technology), Atsuko Yamazaki(Graduate School of Environmental Studies, Nagoya University), Hitoshi Hasegawa(Faculty of Science and Technology, Kochi University), Yusuke Okazaki(Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University), Chairperson:Yusuke Okazaki(Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University)

Fri. May 30, 2025 1:45 PM - 3:15 PM Convention Hall (CH-A) (International Conference Hall, Makuhari Messe)

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

[M-IS14] Paleoclimatology and paleoceanography

convener:Takashi Obase(Japan Agency for Marine-Earth Science and Technology), Atsuko Yamazaki(Graduate School of Environmental Studies, Nagoya University), Hitoshi Hasegawa(Faculty of Science and Technology, Kochi University), Yusuke Okazaki(Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University), Chairperson:Hitoshi Hasegawa(Faculty of Science and Technology, Kochi University)

Fri. May 30, 2025 3:30 PM - 5:00 PM Convention Hall (CH-A) (International Conference Hall, Makuhari Messe)

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

[M-IS14] Paleoclimatology and paleoceanography

convener:Takashi Obase(Japan Agency for Marine-Earth Science and Technology), Atsuko Yamazaki(Graduate School of Environmental Studies, Nagoya University), Hitoshi Hasegawa(Faculty of Science and Technology, Kochi University), Yusuke Okazaki(Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University), Chairperson:Takashi Obase(Japan Agency for Marine-Earth Science and Technology)

Mon. May 26, 2025 3:30 PM - 5:00 PM 301B (International Conference Hall, Makuhari Messe)

  • [E] Oral
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-GI General Geosciences, Information Geosciences & Simulations

[M-GI25] Holocene paleoenvironment, paleoclimate, and paleohazards in the Pacific Islands

convener:Kazuhisa Goto(Department of Earth and Planetary Science, The University of Tokyo), James Goff(University of New South Wales), Atsuko Yamazaki(Graduate School of Environmental Studies, Nagoya University), Mie Ichihara(Earthquake Research Institute, University of Tokyo), Chairperson:Kazuhisa Goto(Department of Earth and Planetary Science, The University of Tokyo), Atsuko Yamazaki(Graduate School of Environmental Studies, Nagoya University), Mie Ichihara(Earthquake Research Institute, University of Tokyo)

Mon. May 26, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

  • [E] Poster
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-GI General Geosciences, Information Geosciences & Simulations

[M-GI25] Holocene paleoenvironment, paleoclimate, and paleohazards in the Pacific Islands

convener:Kazuhisa Goto(Department of Earth and Planetary Science, The University of Tokyo), James Goff(University of New South Wales), Atsuko Yamazaki(Graduate School of Environmental Studies, Nagoya University), Mie Ichihara(Earthquake Research Institute, University of Tokyo)

Speaker, Author, Co-Author

Thu. May 29, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

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

[M-IS14] Paleoclimatology and paleoceanography

Mon. May 26, 2025 3:30 PM - 5:00 PM 301B (International Conference Hall, Makuhari Messe)

  • [E] Oral
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-GI General Geosciences, Information Geosciences & Simulations

[M-GI25] Holocene paleoenvironment, paleoclimate, and paleohazards in the Pacific Islands

Mon. May 26, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

  • [E] Poster
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-GI General Geosciences, Information Geosciences & Simulations

[M-GI25] Holocene paleoenvironment, paleoclimate, and paleohazards in the Pacific Islands

5:15 PM - 7:15 PM

[MGI25-P03] ENSO variability during Medieval Climate Anomaly reconstructed using δ18O and Sr/Ca ratio of fossil Porites coral skeleton from Bora Bora, French Polynesia.

*Takuya Shimomaki1, Atsuko Yamazaki1,2, Ryohei Uchiyama3, Goto Akira4, Tomo Ishimura5, David Lecchini6,7, Tsuyoshi Watanabe2,3,8 (1.Graduate School of Environmental Studies , Nagoya University, 2.KIKAI institute for Coral Reef Sciences, 3.Graduate School of Science , Hokkaido University, 4.Anthropological Institute, Nanzan University, 5.Tokyo National Research Institute for Cultural Properties, 6.Université Paris Dauphin, 7.PSL Research University, 8.Research Institute for Humanity and Nature)

5:15 PM - 7:15 PM

[MGI25-P04] Relationship between sea surface temperature reconstructed from coral skeletons and El Niño Modoki on Kure Island, Northwestern Hawaiian Islands

Yumeto Nakayama1, Tsuyoshi Watanabe2,3, Ryohei Uchiyama1, Samuel Kahng5,6, *Atsuko Yamazaki4,5 (1.Graduate School of Science, Hokkaido University, 2.Research Institute for Humanity and Nature, 3.Faculty of Science, Hokkaido University, 4.Graduate School of Environmental Studies, Nagoya University, 5.KIKAI Institute for Coral Reef Sciences, 6.University of Hawaii, Manoa)