Atmospheric and Hydrospheric Sciences (A) | ||
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Session Sub-category | Complex & General(CG) | |
Session ID | A-CG41 | |
Title | Biogeochemical linkages between the surface ocean and atmosphere | |
Short Title | Biogeochemistry of ocean-atmosphere | |
Main Convener | Name | Sohiko Kameyama |
Affiliation | Hokkaido University | |
Co-Convener 1 | Name | Yoko Iwamoto |
Affiliation | Graduate School of Integrated Sciences for Life, Hiroshima University | |
Co-Convener 2 | Name | Maki Noguchi Aita |
Affiliation | Japan Agency for Marine-Earth Science and Technology | |
Co-Convener 3 | Name | Naohiro Kosugi |
Affiliation | Meteorological Research Institute | |
Session Language |
J |
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Scope |
Multi-scale vertical and horizontal ocean mixing processes can strongly influence the distribution of dissolved and suspended substances including macro- and micro-nutrients, and may impact on the global carbon cycles. The changes in nutrient dynamics generally affect the abundance, composition and metabolic activity of marine organisms such as phytoplankton and bacteria during the bloom. Marine phytoplankton can produce volatile organic compounds (VOCs) and marine atmospheric aerosols, which strongly influence on atmospheric chemistry. Primary and secondary organic and inorganic components produced via marine phytoplankton activity can contribute to the Earth's radiative forcing, and in turn marine ecosystems including biogeochemical processes directly or indirectly. Therefore, the biogeochemical cycles have a tight linkage between the ocean and the atmosphere. In order to understand physical, chemical and biological processes relevant to phytoplankton bloom formation in the ocean, dynamics of VOCs and marine aerosols in the atmosphere, and the biogeochemical linkage between the ocean and the atmosphere, we welcome new interdisciplinary presentations and active discussions on physical, chemical, and biological sciences both from ocean and atmospheric fields in this session. Studies linked to the Surface Ocean-Lower Atmosphere Study (SOLAS) project are good examples, but other related studies are also invited. |
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Presentation Format | Oral and Poster presentation |
Time | Presentation No | Title | Presenter |
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Oral Presentation May 28 PM2 | |||
15:30 - 15:45 | ACG41-01 | Vertical profile of inorganic iodine concentration in the western North Pacific surface layer during summer | Yoko Iwamoto |
15:45 - 16:00 | ACG41-02 | The biogenic sulfur cycle in a coupled ocean-sea ice-atmosphere system | Sakiko Ishino |
16:00 - 16:15 | ACG41-03 | Origin and formation process of marine atmospheric organic aerosols during the spring phytoplankton bloom in the southern Sea of Okhotsk | Yuzo Miyazaki |
16:15 - 16:30 | ACG41-04 | Evaluation of Asian aerosols and their impact on marine biogeochemistry in the western North Pacific | Maki Noguchi Aita |
16:30 - 16:45 | ACG41-05 | Ship-based Observation of Ice-Nucleating Particles over the Western North Pacific, Bering Sea, and Arctic Ocean: Importance of Siberian forest fires as their source | Fumikazu Taketani |
Presentation No | Title | Presenter |
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Poster Presentation May 28 PM3 | ||
ACG41-P01 | Applying the complex amplitude sensor to measure the size-resolved concentrations and compositions of suspended particulate matter in the ocean | Atsushi Yoshida |
ACG41-P02 | DMS-PRO: Developing resources for the study of Methylated Sulfur compound cycling PROcesses in the ocean | Hakase Hayashida |
ACG41-P03 | Dynamics of microorganisms and organic matter at the air-sea interface explored through the analysis of seafoam “Nami no Hana” | Koji Hamasaki |
ACG41-P04 | Typhoon response of phytoplankton observed in a marine ecosystem model | Soyoka Harano |
ACG41-P05 | Impacts of vertical mixing and heating exchange on air-sea CO2 flux in the tropical Pacific | Xiaowen Wang |
ACG41-P06 | High-frequency time series of dissolved oxygen and atmosphere-ocean oxygen fluxes in the Northwest Pacific Ocean by BGC floats. | Naohiro Kosugi |
ACG41-P07 | The provenance and seasonal patterns of long-distance transported Asian dust and its impact on marine primary production in the North Pacific | Kana Nagashima |