Thu. May 30, 2024 9:00 AM - 10:30 AM 201A (International Conference Hall, Makuhari Messe)

[E] Oral
| A (Atmospheric and Hydrospheric Sciences )
| A-HW Hydrology & Water Environment

[A-HW22] Material transportation and cycling at the land-sea interface: from headwaters to the ocean

10:15 AM - 10:30 AM

[AHW22-06] Spatial distribution of phosphate oxygen isotope in tidal flats using passive sampling for understanding phosphate supply to seaweed beds.

*Takuya Ishida¹, Shin-ichi Onodera¹, Qidi Gao¹, Reiya Matsubara¹, Mitsuyo Saito¹ (1.Hiroshima University)

Thu. May 30, 2024 1:45 PM - 3:15 PM 201A (International Conference Hall, Makuhari Messe)

[E] Oral
| A (Atmospheric and Hydrospheric Sciences )
| A-HW Hydrology & Water Environment

[A-HW22] Material transportation and cycling at the land-sea interface: from headwaters to the ocean

2:45 PM - 3:00 PM

[AHW22-14] Integrated multi-isotope model to assess nutrient balances in watershed ecosystems

*Noboru Okuda¹, Yusuke Ozawa¹, Takuya Ishida², Ken'ichi Osaka³, Tomoya Iwata⁴, Keisuke Koba⁵, Ichiro Tayasu⁶ (1.Kobe University, 2.Hiroshima University, 3.University of Shiga Prefecture, 4.Yamanashi University, 5.Kyoto University, 6.Research Institute for Humanity & Nature)

Thu. May 30, 2024 3:30 PM - 5:00 PM 201A (International Conference Hall, Makuhari Messe)

[E] Oral
| A (Atmospheric and Hydrospheric Sciences )
| A-HW Hydrology & Water Environment

[A-HW22] Material transportation and cycling at the land-sea interface: from headwaters to the ocean

4:00 PM - 4:15 PM

[AHW22-18] Hydrochemical Dynamics in an Intensive Citrus Cultivation Island: Deciphering Natural and Anthropogenic Influences Amidst Depopulation and Population Aging

*Sharon Bih Kimbi¹, Shin-ichi Onodera¹, Takuya Ishida¹, Mitsuyo Saito¹, Masayuki Tamura², Itaru Nagasaka³ (1.Graduate School of Advanced Science and Engineering, Hiroshima University, 2.Fukuoka Labor Bureau, 2-11-1, Hakataekihigashi, Hakata-ku, Fukuoka 812-0006, 3.Graduate School of Humanities and Social Sciences, Hiroshima University)

Thu. May 30, 2024 5:15 PM - 6:45 PM Poster Hall (Exhibition Hall 6, Makuhari Messe)

[E] Poster
| A (Atmospheric and Hydrospheric Sciences )
| A-HW Hydrology & Water Environment

[A-HW22] Material transportation and cycling at the land-sea interface: from headwaters to the ocean

5:15 PM - 6:45 PM

[AHW22-P04] Temporal variation in phosphorous fractionation of suspended sediment from 2022 to 2023 in Yamato River

*Wanna Zaw¹, Shin-ichi Onodera¹, Mitsuyo Saito¹, Sharon Bih Kimbi¹, Takuya Ishida¹, Muhammad Shahinur Rahman¹ (1.Graduate School of advanced science and Engineering )

5:15 PM - 6:45 PM

[AHW22-P09] Carbon accumulation rates and stocks in a semi-enclosed bay under the influence of anthropogenic activities

*Muhammad Shahinur Rahman^1,2, Shin-ichi Onodera¹, Mitsuyo Saito¹, Yu Umezawa³, Kunyang Wang¹, Takahiro Hosono⁴, Takuya Ishida¹ (1.Graduate School of Advanced Science and Engineering, Hiroshima University, 2.Physical and Space Oceanography Division, Bangladesh Oceanographic Research Institute, 3.Department of Environmental Science on Biosphere, Tokyo University of Agriculture and Technology, 4.Faculty of Advanced Science and Technology, Kumamoto University)

Wed. May 29, 2024 5:15 PM - 6:45 PM Poster Hall (Exhibition Hall 6, Makuhari Messe)

[J] Poster
| H (Human Geosciences )
| H-TT Technology & Techniques

[H-TT16] Development and application of environmental traceability methods

5:15 PM - 6:45 PM

[HTT16-P07] Effects of fire on phosphate oxygen isotope ratio in soil: A experimental study

*Takuya Ishida¹, Isao Hirota², Satoshi Yokoyama³ (1.Hiroshima University, 2.Gifu University, 3.Nagoya University)

Takuya Ishida

Speaker, Author, Co-Author