Presentations -

Determination of the threshold of total phosphate daily loads as revealed by integrated hydrological modelling for protect coral reefs ecosystem in Okinawa, Japan

Yasumoto, J, Yasumoto, K, Iijima, M, Nakamura, T, Sakai, K, Iguchi, A, Hirose Yasumoto, M, Tawara, Y, Takada, R, Nakaya, N, Razafindrabe, B.H.N, Shinjo, R

AGU Fall Meeting 2022  2022.12  -  2022.12 

Pollution sources of groundwater contamination diagnosed by boron isotope composition in Okinawa, Yoron, and Tarama Islands, southern Japan

Song, K.H, Ito, Y, Moromizato, Y, Shinjo, R, Takada, R, Yasumoto, J

AGU Fall Meeting 2022  2022.12  -  2022.12 

Microbial communities and functional genes involved in the nitrogen cycling of groundwater in the Ryukyu Limestone area as revealed by shotgun metagenomics

Maruyama, R, Yasumoto, K, Yasumoto, J, Hirose Yasumoto, M, Iijima, M, Iguchi, A, Mizusawa, M, Watabe, S

AGU Fall Meeting 2022  2022.12  -  2022.12 

Groundwater resources and supply issues - a case study in Japan

Ryuichi Shinjo

GetIn-CICERO international conference  2022.07  -  2022.07 

Climate change and its impact on small islands: Geology and Hydrology of Ryukyu Island Arc, southernmost Japan

Ryuichi Shinjo

Public lecture, Halu Oleo University, Indonesia  2022.07  -  2022.07 

First-principles calculations of the Hf-W partitioning between molten iron and silicate melt and its implications for 182W isotopes in Ethiopian basalts

Suzuki, K, Takamasa, A, Tsuchiya, T, Fukami, Y, Orihashi, Y, Shinjo, R

AGU Fall Meeting  2021.12  -  2021.12 

Boron isotope fingerprints offering a tool for nitrate source identification in groundwater pollution at the southern part of Okinawa Island and Yoron Island, Ryukyu islands, Japan

Song, K, Ito, Y, Moromizato, Y, Shinjo, R, Yasumoto, J, Takada, R

AGU Fall Meeting  2021.12  -  2021.12 

Adaptive Governance of Multiple Resources based on Land-sea Linkages of the Water Cycle: Application to Coral Reef Island Systems

Shinjo, R

The 8th East Asian Island and Ocean Forum 2021  2021.12  -  2021.12 

Cause of elevated sulfate concentrations in limestone aquifers in southern Okinawa Island, Japan

Hermawan, O.R, Hosono, T, Yasumoto, J, Shinjo, R, Mizota, C, Yamanaka, T

日本地下水学会2021年秋季講演会  2021.12  -  2021.12 

Boron isotopic characterization for groundwater pollution at the southern part of Okinawa Island and Yoron Island, Ryukyu Islands, Japan

Song, K.-H, Moromizato, Y, Ito, Y, Shinjo, R, Yasumoto, J, Takada, R

日本地下水学会2021年秋季講演会  2021.12  -  2021.12 

Hf and W fractionation between liquid metal and liquid silicate and resultant core-mantle interaction signature on the 182W isotope of the Ethiopian basalts

Katsuhiko Suzuki, Asako Takamasa, Taku Tsuchiya, Yusuke Fukami, Yuji Orihashi, Ryuichi Shinjo

Goldschmidt 2021  2021.07  -  2021.07 

Hf and W partitioning between liquid metal and liquid silicate and resultant core-mantle interaction signature on the 182W isotope of the Afar plume

Suzuki, K, Tsuchiya, T, Takamasa, A, Fukami, Y, Shinjo, R, Orihashi, Y

日本地球惑星科学連合2021年大会  2021.05  -  2021.06 

Quantitative evaluation of groundwater pollution at Ryukyu limestone area in southern Okinawa Island: Trial application of boron isotope

Song, K-H, Moromizato, Y, Shinjo, R, Yasumoto, J, Sawada, K

日本地球惑星科学連合2021年大会 JpGU-AGU joint session  2021.05  -  2021.06 

Nitrate contamination source identification by using multiple isotope ratios in Ryukyu limestone aquifer, southern Okinawa island, Japan

Hermawan, O. R, Hosono, T, Yasumoto, J, Sawada, K, Song Ke-Han, Shinjo, R

日本地球惑星科学連合2021年大会 JpGU-AGU joint session  2021.05  -  2021.06 

High-resolution minor element concentration records in modern brachiopod Pictothyris picta shells and their controlling factors

Oikawa, K, Takayanagi, H, Shinjo, R, Endo, K, Yoshida, M, Iryu, Y

日本地球惑星科学連合2021年大会  2021.05  -  2021.06 

A geoarchaeological approach for estimating last glacial temperatures using coupled isotopic analyses of fossil snails and stalagmites from limestone caves in Okinawa, Japan

Asami, R, Hondo, R, Uemura, R, Fujita, M, Yamasaki, S, Shen, C.C, Wu, C.C, Jiang, X, Takayanagi, H, Shinjo, R, Kano, A, Iryu, Y

日本地球惑星科学連合2022年大会  1900.01  -  1900.01 

Estimation of the terrestrial phosphate loading by integrated hydrological modelling for evaluation of phosphorus accumulated in calcareous sediments

Yasumoto, J, Yasumoto, K, Iijima, M, Takada, R, Iguchi, A, Nakamura, T, Sakai, K, Watabe, S, Shinjo, R, Tawara, Y, Yasumoto Hirose, M, Razafindrabe, B.H.N

日本地球惑星科学連合2022年大会  1900.01  -  1900.01 

Long-term variation of the Western Pacific Warm Pool since the 18th century reconstructed from modern coral geochemistry

Japan Geoscience Union Meeting 2022  1900.01  -  1900.01 

Ancient magmatic brine origin of boron-rich fluids in northwestern Iwate prefecture in Japan

Christensen, S.R, Ishida, A, Shinjo, R, Kakegawa, T

Japan Geoscience Union Meeting 2022  1900.01  -  1900.01 

Subseafloor mixing between the hydrothermal fluid and seawater at the Ieyama Hydrothermal Field, Mid-Okinawa Trough, based on mineralogy and geochemistry of clay minerals and sulfate minerals

Itatani, Y, Ishibashi, J, Shinjo, R, Yamanaka, T, Okazaki, Y, Onoue, T

Japan Geoscience Union Meeting 2022  1900.01  -  1900.01