Sun. May 22, 2022 1:45 PM - 3:15 PM 201A (International Conference Hall, Makuhari Messe)

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

[A-OS17] Physical Oceanography (General)

convener:Takeshi Doi(JAMSTEC), convener:Akira Oka(Atmosphere and Ocean Research Institute, The University of Tokyo), Chairperson:Takeshi Doi(JAMSTEC), Akira Oka(Atmosphere and Ocean Research Institute, The University of Tokyo)

Mon. May 30, 2022 11:00 AM - 1:00 PM Online Poster Zoom Room (8) (Ch.08)

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

[A-OS17] Physical Oceanography (General)

convener:Takeshi Doi(JAMSTEC), convener:Akira Oka(Atmosphere and Ocean Research Institute, The University of Tokyo), Chairperson:Takeshi Doi(JAMSTEC), Akira Oka(Atmosphere and Ocean Research Institute, The University of Tokyo)

Wed. May 25, 2022 3:30 PM - 5:00 PM 104 (International Conference Hall, Makuhari Messe)

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

[M-IS03] The Southern Ocean and the Antarctic Ice Sheet dynamics in past, present and future

convener:Kazuya Kusahara(Japan Agency for Marine-Earth Science and Technology), convener:Akira Oka(Atmosphere and Ocean Research Institute, The University of Tokyo), Yoshifumi Nogi(National Institute of Polar Research), convener:Shun Tsutaki(National Institute of Polar Research), Chairperson:Kazuya Kusahara(Japan Agency for Marine-Earth Science and Technology), Akira Oka(Atmosphere and Ocean Research Institute, The University of Tokyo), Yoshifumi Nogi(National Institute of Polar Research), Shun Tsutaki(National Institute of Polar Research)

Thu. Jun 2, 2022 11:00 AM - 1:00 PM Online Poster Zoom Room (32) (Ch.32)

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

[M-IS03] The Southern Ocean and the Antarctic Ice Sheet dynamics in past, present and future

convener:Kazuya Kusahara(Japan Agency for Marine-Earth Science and Technology), convener:Akira Oka(Atmosphere and Ocean Research Institute, The University of Tokyo), Yoshifumi Nogi(National Institute of Polar Research), convener:Shun Tsutaki(National Institute of Polar Research), Chairperson:Kazuya Kusahara(Japan Agency for Marine-Earth Science and Technology), Akira Oka(Atmosphere and Ocean Research Institute, The University of Tokyo), Yoshifumi Nogi(National Institute of Polar Research), Shun Tsutaki(National Institute of Polar Research)

Mon. May 23, 2022 9:00 AM - 10:30 AM 201A (International Conference Hall, Makuhari Messe)

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

[A-OS12] Marine ecosystems and biogeochemical cycles: theory, observation and modeling

10:00 AM - 10:15 AM

[AOS12-04] Building a nitrogen isoscape of phytoplankton in the western North Pacific using a marine nitrogen isotope model

*Chisato Yoshikawa¹, Masahito Shigemitsu¹, Akitomo Yamamoto¹, Akira Oka², Naohiko Ohkouchi¹ (1.JAMSTEC, 2.AORI)

Tue. May 31, 2022 11:00 AM - 1:00 PM Online Poster Zoom Room (7) (Ch.07)

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

[A-OS12] Marine ecosystems and biogeochemical cycles: theory, observation and modeling

11:00 AM - 1:00 PM

[AOS12-P06] Acclimation by diverse phytoplankton species determines oceanic carbon to nitrogen ratios

*Yoshio Masuda¹, Yasuhiro Yamanaka¹, S. Lan Smith², Takafumi Hirata³, Hideyuki Nakano⁴, Akira Oka⁵, Hiroshi Sumata⁶ (1.Graduate School of Environmental Earth Science, Hokkaido University, 2.JAMSTEC, 3.Arctic Research Center, Hokkaido University, 4.Meteorological Research Institute, 5.Division of Climate System Research, The University of Tokyo, 6.Norwegian Polar Institute)

Thu. May 26, 2022 9:00 AM - 10:30 AM 301B (International Conference Hall, Makuhari Messe)

[J] Oral
| A (Atmospheric and Hydrospheric Sciences )
| A-CC Cryospheric Sciences & Cold District Environment

[A-CC29] Ice cores and paleoenvironmental modeling

9:30 AM - 9:45 AM

[ACC29-03] Impacts of changes in physical and biogeochemical processes in the Southern Ocean on the ocean carbon cycle during glacial periods

★Invited Papers

*Hidetaka Kobayashi¹, Akira Oka¹, Akitomo Yamamoto², Ayako Abe-Ouchi¹ (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.Japan Agency for Marine-Earth Science and Technology)

Thu. May 26, 2022 3:30 PM - 5:00 PM 304 (International Conference Hall, Makuhari Messe)

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

[M-IS18] Paleoclimatology and paleoceanography

4:30 PM - 4:45 PM

[MIS18-09] Evaluation of the roles of surface flux changes in the Atlantic meridional overturning circulation during the last glacial maximum

★Invited Papers

*Taigo Ando¹, Akira Oka¹ (1.Atmosphere and Ocean Research Institute, The University of Tokyo)

Wed. May 25, 2022 10:45 AM - 12:15 PM 104 (International Conference Hall, Makuhari Messe)

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

[M-IS20] Global climate change driven by the Southern Ocean and the Antarctic Ice Sheet

12:00 PM - 12:15 PM

[MIS20-12] Modeling the ocean carbon cycle during the last deglaciation part II

*Hidetaka Kobayashi¹, Akira Oka¹, Takashi Obase¹, Ayako Abe-Ouchi¹ (1.Atmosphere and Ocean Research Institute, The University of Tokyo)

Akira Oka

Convener, Chairperson

[A-OS17] Physical Oceanography (General)

[A-OS17] Physical Oceanography (General)

[M-IS03] The Southern Ocean and the Antarctic Ice Sheet dynamics in past, present and future

[M-IS03] The Southern Ocean and the Antarctic Ice Sheet dynamics in past, present and future

Speaker, Author, Co-Author

[A-OS12] Marine ecosystems and biogeochemical cycles: theory, observation and modeling

[AOS12-04] Building a nitrogen isoscape of phytoplankton in the western North Pacific using a marine nitrogen isotope model

[A-OS12] Marine ecosystems and biogeochemical cycles: theory, observation and modeling

[AOS12-P06] Acclimation by diverse phytoplankton species determines oceanic carbon to nitrogen ratios

[A-CC29] Ice cores and paleoenvironmental modeling

[ACC29-03] Impacts of changes in physical and biogeochemical processes in the Southern Ocean on the ocean carbon cycle during glacial periods

★Invited Papers

[M-IS18] Paleoclimatology and paleoceanography

[MIS18-09] Evaluation of the roles of surface flux changes in the Atlantic meridional overturning circulation during the last glacial maximum

★Invited Papers

[M-IS20] Global climate change driven by the Southern Ocean and the Antarctic Ice Sheet

[MIS20-12] Modeling the ocean carbon cycle during the last deglaciation part II