JpGU-AGU Joint Meeting 2026

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[E] Oral

M (Multidisciplinary and Interdisciplinary) » M-IS Intersection

[M-IS04] Paleoclimatology and paleoceanography

Mon. May 25, 2026 10:45 AM - 12:15 PM Exhibition Hall Special Setting (5) (Exhibition Hall 7&8, Makuhari Messe)

Chairperson:Yamazaki Atsuko(Graduate School of Environmental Studies, Nagoya University), 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), Obase Takashi(Japan Agency for Marine-Earth Science and Technology)

11:30 AM - 11:45 AM

[MIS04-10] Spectral analysis of Quaternary glacial cycles revisited: Identification of ~75-kyr and ~50-kyr-scale powers and forbidden periodicities

*Takahito Mitsui1 (1. Juntendo University)

Keywords:Glacial-interglacial cycles, Spectral analysis, Astronomical forcing