Seasonal Variability of Coral Oxygen Isotopes over the Past Two Millennia from Bora Bora, French Polynesia: Atmosphere–Ocean Interactions during the Medieval Climate Anomaly

Takuya Shimomaki

Presentation information

[E] Oral

M (Multidisciplinary and Interdisciplinary) » M-GI General Geosciences, Information Geosciences & Simulations

[M-GI29] Learning from the past to forecast the future environment, climate, and hazards in Pacific Islands

Thu. May 28, 2026 10:45 AM - 12:15 PM International Conference Room (IC) (International Conference Hall, Makuhari Messe)

Chairperson:Goto Kazuhisa(Department of Earth and Planetary Science, The University of Tokyo), Yamazaki Atsuko(Graduate School of Environmental Studies, Nagoya University), Ichihara Mie(Earthquake Research Institute, University of Tokyo), Carey Rebecca(University of Tasmania)

11:15 AM - 11:30 AM

[MGI29-03] Seasonal Variability of Coral Oxygen Isotopes over the Past Two Millennia from Bora Bora, French Polynesia: Atmosphere–Ocean Interactions during the Medieval Climate Anomaly

Takuya Shimomaki¹, *Atsuko Yamazaki^1,2, Ryohei Uchiyama^3,4,2, Goto Akira^2,4, Tomo Ishimura⁵, Tsuyoshi Watanabe^4,6,2 (1. Graduate School of Environmental Studies, Nagoya University, 2. KIKAI Institute for Coral Reef Sciences, 3. Graduate School of Science, Hokkaido University, 4. Research Institute for Humanity and Nature, 5. Tokyo National Research Institute for Cultural Properties, 6. Faculty of Science, Hokkaido University)

Keywords:Coral skeleton, Oxygen isotope, Medieval Climate Anomaly, French Polynesia