Evaluation of recirculated submarine groundwater discharge in Tokyo Bay using Ra isotopes

Kaori Harashima

Presentation information

[J] Oral

A (Atmospheric and Hydrospheric Sciences ) » A-OS Ocean Sciences & Ocean Environment

[A-OS26] Coastal Ecosystems: Land-to-Ocean Biogeochemical Cycles and their Ecosystem Functions

Tue. May 26, 2026 10:45 AM - 12:15 PM 106 (International Conference Hall, Makuhari Messe)

Chairperson:Sugimoto Ryo(Faculty of Marine Biosciences, Fukui Prefectural University), Nakamura Takashi(School of Environment and Society, Institute of Science Tokyo), Higuchi Tomihiko(Graduate School of Agriculture, Ehime University)

11:45 AM - 12:00 PM

[AOS26-11] Evaluation of recirculated submarine groundwater discharge in Tokyo Bay using Ra isotopes

*Kaori Harashima¹, Yu Umezawa¹, Toshimi Nakajima², Toshiya Katano³, Hironori Higashi⁴, Satoshi Nakada⁴, Ryo Sugimoto⁵ (1. Tokyo University of Agriculture and Technology, 2. Atmosphere and Ocean Research Institute, The University of Tokyo, 3. Tokyo University of MArine Science and Technology, 4. National Institute for Environmental Studies, 5. Faculty of Marine Biosciences, Fukui Prefectural University)

Keywords:recirculated saline groundwater discharge, radium, coastal seas