JpGU-AGU Joint Meeting 2020

Youhei Yamashita

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Convener, Chairperson

One-off sessions

  • [J] Oral
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-IS Intersection

[M-IS25] Biogeochemistry

convener:Keisuke Koba(Center for Ecological Research, Kyoto University), Hideaki Shibata(Field Science Center fot Northern Biosphere, Hokkaido University), Naohiko Ohkouchi(Japan Agency for Marine-Earth Science and Technology), Youhei Yamashita(Faculty of Environmental Earth Science, Hokkaido University)

One-off sessions

  • [J] Oral
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-IS Intersection

[M-IS25] Biogeochemistry

convener:Keisuke Koba(Center for Ecological Research, Kyoto University), Hideaki Shibata(Field Science Center fot Northern Biosphere, Hokkaido University), Naohiko Ohkouchi(Japan Agency for Marine-Earth Science and Technology), Youhei Yamashita(Faculty of Environmental Earth Science, Hokkaido University)

One-off sessions

  • [J] Oral
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-IS Intersection

[M-IS25] Biogeochemistry

convener:Keisuke Koba(Center for Ecological Research, Kyoto University), Hideaki Shibata(Field Science Center fot Northern Biosphere, Hokkaido University), Naohiko Ohkouchi(Japan Agency for Marine-Earth Science and Technology), Youhei Yamashita(Faculty of Environmental Earth Science, Hokkaido University)

One-off sessions

  • [J] Poster
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-IS Intersection

[M-IS25] Biogeochemistry

convener:Keisuke Koba(Center for Ecological Research, Kyoto University), Hideaki Shibata(Field Science Center fot Northern Biosphere, Hokkaido University), Naohiko Ohkouchi(Japan Agency for Marine-Earth Science and Technology), Youhei Yamashita(Faculty of Environmental Earth Science, Hokkaido University)

Speaker, Author, Co-Author

One-off sessions

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

[A-OS18] Coastal circulation and material cycle and freshwater discharge through rivers

One-off sessions

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

[A-OS24] Exploring new frontiers of oceanic mixing research in the next decade

[AOS24-21] Importance of the intermediate water nutrient pool and mixing around island chains for constructing HNLC region in the subarctic Pacific

*Jun Nishioka1,2, Hajime Obata3, Toru Hirawake2,4, Youhei Yamashita5, Hiroshi Ogawa3, Ichiro Yasuda3 (1.Institute of low temperature sciences, Hokkaido University, 2.Arctic Research Center, Hokkaido University, 3.Atmosphere and Ocean Research Institute, The University of Tokyo, 4.Faculty of Fisheries Sciences, Hokkaido University, 5.Faculty of Environmental Earth Science, Hokkaido University)

One-off sessions

  • [E] Poster
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-IS Intersection

[M-IS04] An asteroid impact in SE Asia at 0.8 Ma and its effect on the environment and biota

One-off sessions

  • [E] Oral
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-IS Intersection

[M-IS08] Paleoclimatology and paleoceanography

[MIS08-23] Holocene biomass burning history reconstructed from the Lake Suigetsu sediments

*Song Lu1, Yoshie Nakai1, Youhei Yamashita2, Tomohisa Irino2, Yuzo Miyazaki3, Ryuji Tada4, Takeshi Nakagawa5 (1.Graduate School of Environmental Science, Hokkaido University , 2.Faculty of Environmental Earth Science, Hokkaido University, 3.Institute of Low Temperature Science, Hokkaido University , 4.Department of Earth and Planetary Science , Graduate School of Science, The University, of Tokyo , 5.Research Center for Palaeoclimatology, Ritsumeikan University)

One-off sessions

  • [J] Oral
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-IS Intersection

[M-IS25] Biogeochemistry

[MIS25-15] The water mass structure and nutrients distribution were revealed using colored dissolved organic matter (CDOM) in the western north Pacifiic Ocean and the northern Bering Sea

*Joji Oida1, Toru Hirawake2, Youhei Yamashita3, Hiroto Abe2, Jun Nishioka4, Hisatomo Waga2, Daiki Nomura2 (1.Graduate School of Fisheries Sciences, Hokkaido University, 2.Faculty of Fisheries Sciences, Hokkaido University, 3.Faculty of Environmental Earth Science, Hokkaido University, 4.Institute of Low Temperature Science, Hokkaido University)

One-off sessions

  • [J] Poster
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-IS Intersection

[M-IS25] Biogeochemistry