Tue. May 23, 2023 9:00 AM - 10:15 AM 201B (International Conference Hall, Makuhari Messe)

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

[H-TT15] Development and application of environmental traceability methods

9:00 AM - 9:15 AM

[HTT15-01] Developing interdisciplinary research using the environmental traceability methodology

*Ichiro Tayasu¹, Ki-Cheol Shin¹, Shinya Takano¹, Yuji Onishi¹ (1.Research Institute for Humanity and Nature)

Wed. May 24, 2023 3:30 PM - 5:00 PM Online Poster Zoom Room (3) (Online Poster)

[E] Online Poster
| S (Solid Earth Sciences )
| S-GC Geochemistry

[S-GC37] Volatiles in the Earth - from Surface to Deep Mantle

3:30 PM - 5:00 PM

[SGC37-P01] Nitrogen isotope geochemical behavior of ammonium between pore water and solids in deep marine sediment

*Toshiro Yamanaka¹, Arisa Sakamoto¹, Yuji Onishi⁷, Ji-Hoon Kim², Lucie C. Pastor³, Andreas P. Teske⁴, Daniel Lizarralde⁵, Tobias W. Höfig⁶, Scientific Party IODP Exp. 385 (1.Tokyo University of Marine Science and Technology, 2.Korea Institute of Geoscience and Mineral Resources, 3.French Research Institute for Exploitation of the Sea (Ifremer), 4.University of North Carolina at Chapel Hill, 5.Woods Hole Oceanographic Institution, 6.Texas A&M University, 7. Research Institute for Humanity and Nature)

Wed. May 24, 2023 10:45 AM - 12:15 PM Online Poster Zoom Room (18) (Online Poster)

[J] Online Poster
| M (Multidisciplinary and Interdisciplinary)
| M-IS Intersection

[M-IS09] Biogeochemistry

10:45 AM - 12:15 PM

[MIS09-P02] Biogeochemical sulfur cycle in sediment and contribution of sulfide-derived sulfur for benthic food-web in Lake Biwa

*Yuji Onishi^1,3, Toshiro Yamanaka², Keisuke Koba³ (1.Research Institute for Humanity and Nature, 2.Tokyo University of Marine Science and Technology, 3.Center for Ecological Research, Kyoto University)