Japan Geoscience Union Meeting 2025

Ryohei Yamaguchi

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Convener, Chairperson

Tue. May 27, 2025 1:45 PM - 3:15 PM Exhibition Hall Special Setting (6) (Exhibition Hall 7&8, Makuhari Messe)

  • [E] Oral
  • | A (Atmospheric and Hydrospheric Sciences )
  • | A-OS Ocean Sciences & Ocean Environment

[A-OS12] Ocean Science Revealed by Global Observation System

convener:Shota Katsura(Department of Geophysics, Graduate School of Science, Tohoku University), Hakase Hayashida(Japan Agency for Marine-Earth Science and Technology), Ryohei Yamaguchi(Japan Agency for Marine-Earth Science and Technology), Shigeki Hosoda(JAMSTEC), Chairperson:Shota Katsura(Department of Geophysics, Graduate School of Science, Tohoku University), Hakase Hayashida(Japan Agency for Marine-Earth Science and Technology), Ryohei Yamaguchi(Japan Agency for Marine-Earth Science and Technology), Shigeki Hosoda(JAMSTEC)

Tue. May 27, 2025 3:30 PM - 5:00 PM Exhibition Hall Special Setting (6) (Exhibition Hall 7&8, Makuhari Messe)

  • [E] Oral
  • | A (Atmospheric and Hydrospheric Sciences )
  • | A-OS Ocean Sciences & Ocean Environment

[A-OS12] Ocean Science Revealed by Global Observation System

convener:Shota Katsura(Department of Geophysics, Graduate School of Science, Tohoku University), Hakase Hayashida(Japan Agency for Marine-Earth Science and Technology), Ryohei Yamaguchi(Japan Agency for Marine-Earth Science and Technology), Shigeki Hosoda(JAMSTEC), Chairperson:Shota Katsura(Department of Geophysics, Graduate School of Science, Tohoku University), Hakase Hayashida(Japan Agency for Marine-Earth Science and Technology), Ryohei Yamaguchi(Japan Agency for Marine-Earth Science and Technology), Shigeki Hosoda(JAMSTEC)

Tue. May 27, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

  • [E] Poster
  • | A (Atmospheric and Hydrospheric Sciences )
  • | A-OS Ocean Sciences & Ocean Environment

[A-OS12] Ocean Science Revealed by Global Observation System

convener:Shota Katsura(Department of Geophysics, Graduate School of Science, Tohoku University), Hakase Hayashida(Japan Agency for Marine-Earth Science and Technology), Ryohei Yamaguchi(Japan Agency for Marine-Earth Science and Technology), Shigeki Hosoda(JAMSTEC)

Wed. May 28, 2025 1:45 PM - 3:15 PM 101 (International Conference Hall, Makuhari Messe)

  • [E] Oral
  • | A (Atmospheric and Hydrospheric Sciences )
  • | A-OS Ocean Sciences & Ocean Environment

[A-OS13] Exploring Variability and Changes in Ocean Biogeochemical Cycles

convener:Yohei Takano(British Antarctic Survey), Jerry Tjiputra(Norwegian Research Centre, Bjerknes Centre for Climate Research), Hidetaka Kobayashi(Faculty of Science, The University of Toyama), Ryohei Yamaguchi(Japan Agency for Marine-Earth Science and Technology), Chairperson:Yohei Takano(British Antarctic Survey), Jerry Tjiputra(Norwegian Research Centre, Bjerknes Centre for Climate Research), Ryohei Yamaguchi(Japan Agency for Marine-Earth Science and Technology), Hidetaka Kobayashi(Faculty of Science, The University of Toyama)

Wed. May 28, 2025 3:30 PM - 5:00 PM 101 (International Conference Hall, Makuhari Messe)

  • [E] Oral
  • | A (Atmospheric and Hydrospheric Sciences )
  • | A-OS Ocean Sciences & Ocean Environment

[A-OS13] Exploring Variability and Changes in Ocean Biogeochemical Cycles

convener:Yohei Takano(British Antarctic Survey), Jerry Tjiputra(Norwegian Research Centre, Bjerknes Centre for Climate Research), Hidetaka Kobayashi(Faculty of Science, The University of Toyama), Ryohei Yamaguchi(Japan Agency for Marine-Earth Science and Technology), Chairperson:Yohei Takano(British Antarctic Survey), Jerry Tjiputra(Norwegian Research Centre, Bjerknes Centre for Climate Research), Ryohei Yamaguchi(Japan Agency for Marine-Earth Science and Technology), Hidetaka Kobayashi(Faculty of Science, The University of Toyama)

Wed. May 28, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

  • [E] Poster
  • | A (Atmospheric and Hydrospheric Sciences )
  • | A-OS Ocean Sciences & Ocean Environment

[A-OS13] Exploring Variability and Changes in Ocean Biogeochemical Cycles

convener:Yohei Takano(British Antarctic Survey), Jerry Tjiputra(Norwegian Research Centre, Bjerknes Centre for Climate Research), Hidetaka Kobayashi(Faculty of Science, The University of Toyama), Ryohei Yamaguchi(Japan Agency for Marine-Earth Science and Technology)

Speaker, Author, Co-Author

Tue. May 27, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

  • [E] Poster
  • | A (Atmospheric and Hydrospheric Sciences )
  • | A-OS Ocean Sciences & Ocean Environment

[A-OS12] Ocean Science Revealed by Global Observation System

Wed. May 28, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

  • [E] Poster
  • | A (Atmospheric and Hydrospheric Sciences )
  • | A-OS Ocean Sciences & Ocean Environment

[A-OS13] Exploring Variability and Changes in Ocean Biogeochemical Cycles

Mon. May 26, 2025 1:45 PM - 3:15 PM 101 (International Conference Hall, Makuhari Messe)

  • [E] Oral
  • | A (Atmospheric and Hydrospheric Sciences )
  • | A-CG Complex & General

[A-CG36] Extratropical oceans and atmosphere

1:45 PM - 2:00 PM

[ACG36-07] An overview of outstanding challenges in our understanding of controls on seasonal variability in mid-latitude marine biogeochemistry and ecosystems

★Invited Papers

*Keith Bradley Rodgers1, Ryohei Yamaguchi2, Andrea Fassbender3, Olivier Aumont4, Shinya Kouketsu2, Shota Katsura5 (1.WPI Advanced Institute for Marine Ecosystem Change, Tohoku University, Japan, 2.Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Japan, 3.NOAA/OAR Pacific Marine Environmental Laboratory, US, 4.Research Institute for Development (IRD), France, 5.Graduate School of Science, Tohoku University, Japan)