Mon. May 26, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

[J] Poster
| A (Atmospheric and Hydrospheric Sciences )
| A-AS Atmospheric Sciences, Meteorology & Atmospheric Environment

[A-AS11] Atmospheric Chemistry

5:15 PM - 7:15 PM

[AAS11-P21] Characteristics of methane in South Asia inferred from enhancement ratios of GHG concentrations based on GOSAT-2

*Taichi Yoshii¹, Naoko Saitoh¹ (1.Center for Environmental Remote Sensing)

5:15 PM - 7:15 PM

[AAS11-P22] SCALE Simulation of Fine-Grid Spatio-Temporal CO₂ Distribution Over the Kanto Region

*Tikemani Bag¹, Naoko Saitoh¹, Yousuke Sato² (1.Center for Environmental Remote Sensing, Chiba University, Japan, 2.Faculty of Science, Hokkaido University, Japan)

5:15 PM - 7:15 PM

[AAS11-P26] Assessing the impact of CO₂ emissions from China on Japan’s coastal regions by using excess concentration ratios from GOSAT and GOSAT-2

*Yusuke Hayashi¹, Naoko Saitoh¹ (1.Center for Environmental Remote Sensing)

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

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

[A-CG39] Global Carbon Cycle Observation and Analysis

3:30 PM - 3:45 PM

[ACG39-07] Advancing Methane Flux Estimation: Integrating Isotopic, Satellite, and Modeling Approaches to Support Global CH₄ Monitoring

*Dmitry Belikov¹, Prabir Patra^1,2, Naoko Saitoh¹, Naveen Chandra² (1.CEReS, Chiba University, 2.RIGC, 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-CG Complex & General

[A-CG39] Global Carbon Cycle Observation and Analysis

5:15 PM - 7:15 PM

[ACG39-P15] Modeling of long-term δ¹³C variability in atmospheric CO₂ : Insights into carbon exchange processes among atmosphere, biosphere, and ocean

*UDDALAK CHAKRABORTY¹, Naoko Saitoh¹, Prabir K. Patra², Naveen Chandra², Dmitry A. Belikov¹ (1.Centre for Environmental Remote Sensing, Chiba University, 2.Japan Agency for Marine-Earth Science and Technology (JAMSTEC))

Fri. May 30, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

[J] Poster
| M (Multidisciplinary and Interdisciplinary)
| M-SD Space Development & Earth Observation from Space

[M-SD35] Future Missions of Satellite Earth Observation

5:15 PM - 7:15 PM

[MSD35-P05] High-frequency observations of water vapor, isotope, ice clouds and radiation budget by small satellite constellation

*Nawo Eguchi¹, YASUKO KASAI^2,3, Ryoichi Imasu⁴, Kei Yoshimura⁵, Kinya Toride⁶, Kozo Okamoto⁷, Naoko Saitoh⁸, Toshiya Hanada⁹, Junko Suzuki¹⁰, Masanori Saito¹¹, Atsushi Okazaki⁸, Shinji Hatta^12,13 (1.Research Institute for Applied Mechanics, Kyushu University, 2.School of Environment and Society, Tokyo Institute of Technology, 3.National Institute of Information and Communications Technology, 4.Atmosphere and Ocean Research Institute, Univ. of Tokyo, 5.Institute of Industrial Science, University of Tokyo, 6.CIRES/ NOAA Physical Sciences Laboratory, 7.Meteorological Research Institute, 8.Center for Environmental Remote Sensing, Chiba University, 9.Faculty of Engineering, Kyushu University, 10.Japan Agency for Marine-Earth Science and Technology, Research Institute for Global Change, Center for Coupled Ocean-Atmosphere Research, 11.University of Wyoming, 12.Hatta Yamamoto Propulsion Engineering & Research Co.,Ltd, 13.MUSCAT Space Engineering Co., Ltd.)

Naoko Saitoh

Speaker, Author, Co-Author