Japan Geoscience Union Meeting 2021

Presentation information

[J] Oral

A (Atmospheric and Hydrospheric Sciences ) » A-HW Hydrology & Water Environment

[A-HW23] Isotope Hydrology 2021

Sun. Jun 6, 2021 10:45 AM - 12:15 PM Ch.12 (Zoom Room 12)

convener:Masaya Yasuhara(Rissho Univ.), Kohei Kazahaya(Geological Survey of Japan, AIST), Shinji Ohsawa(Institute for Geothermal Sciences, Graduate School of Science, Kyoto University), Kazuyoshi Asai(Geo Science Laboratory), Chairperson:Kazuyoshi Asai(Geo Science Laboratory), Masaya Yasuhara(Rissho Univ.), Noritoshi Morikawa(Geological Survey of Japan, AIST), Kohei Kazahaya(Geological Survey of Japan, AIST)

11:40 AM - 12:05 PM

[AHW23-10] The continuing story of mathmatical modelling for nitrogen pollution analysis in groundwater

★Invited Papers

*Kei Nishida1, Ken Yokozawa2, Bijjay Man Shakya1, Hiroshi Ishidaira1, Tadashi Toyama1, Takashi Nakamura1 (1.Interdisciplinary Centre for River Basin Environment, Interdisciplinary Graduate School, University of Yamanashi, 2.Shizuoka Prefecture)

Keywords:nitrate, stable isotope ratio, microbial reaction, source mixing

We will update the results of analysis on groundwater nitrogen pollution in Kathmandu Valley, Nepal.