JpGU-AGU Joint Meeting 2026

Session information

[E] Oral

B (Biogeosciences ) » B-CG Complex & General

[B-CG04] Decoding the history of the Earth-like planets: From their birth to the present

Fri. May 29, 2026 9:00 AM - 10:30 AM Exhibition Hall Special Setting (5) (Exhibition Hall 7&8, Makuhari Messe)

Chairperson:Sawaki Yusuke(The University of Tokyo), Mihori Ryota(Graduate School of Arts and Sciences, The University of Tokyo)

This session will bring together the latest research results from various approaches, including observations, exploration, field surveys, chemical analysis, experiments, and theoretical calculations, on the evolution and geological processes of Earth and exoplanets from their birth to the present, and will comprehensively discuss the origin and internal evolution of exoplanets and Earth, the causal relationships and interactions between surface environmental changes and the birth and evolution of life. A wide range of related topics are welcome, including astronomy, planetary science, geology, tectonics, igneous and metamorphic petrology, stratigraphy and paleontology, evolution, environmental science, and geochemistry.

10:00 AM - 10:15 AM

*Takayuki Ushikubo1,2, Kotaro Shirai3, Mahiro Yumiba3, Toshikazu Furuya3, Kenji Shimizu1, Minoru Ikehara2, Hikaru Tanabe4, Tsuyoshi Komiya4 (1. Kochi Institute for Core Sample Research, JAMSTEC, 2. Marine Core Research Institute, Kochi University, 3. Atmosphere and Ocean Research Institute, The University of Tokyo, 4. Graduate School of Arts and Science, The University of Tokyo)

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