Early Eocene barium stable isotope records from the Pacific Ocean: Implications for paleoceanography during Eocene hyperthermals

Yusuke Kuwahara

Presentation information

[E] Oral

M (Multidisciplinary and Interdisciplinary) » M-IS Intersection

[M-IS04] Paleoclimatology and paleoceanography

Tue. May 26, 2026 9:00 AM - 10:30 AM Exhibition Hall Special Setting (5) (Exhibition Hall 7&8, Makuhari Messe)

Chairperson:Hasegawa Hitoshi(Faculty of Science and Technology, Kochi University), Westerhold Thomas(Center for Marine Environmental Sciences of the University of Bremen, Bremen, Germany), Nana Yobo Lucien(Texas A&M University College Station), Okazaki Yusuke(Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University)

9:22 AM - 9:37 AM

[MIS04-24] Early Eocene barium stable isotope records from the Pacific Ocean: Implications for paleoceanography during Eocene hyperthermals

*Yusuke Kuwahara^1,3,5, Yotaro Yamamoto^5,3, Takashi Miyazaki³, Kazutaka Yasukawa⁵, Bogdan Stefanov Vaglarov³, Erika Tanaka^4,2, Giulia Filippi⁶, Valeria Luciani⁶, Kentaro Nakamura^5,2, Yasuhiro Kato^5,2 (1. School of Biological and Environmental Sciences, Kwansei Gakuin University, 2. Ocean Resources Research Center for Next Generation, Chiba Institute of Technology, 3. JapanAgency for Marine-Earth Science and Technology, 4. Marine Core Research Institute, Kochi University, 5. School of Engineering, The University of Tokyo, 6. Department of Physics and Earth Sciences, University of Ferrara)

Keywords:Hothouse, early Eocene, hyperthermals, barium isotope, productivity, Shatsky Rise