Search Results - "Shin-ichi Onodera"

Author response for 'A new sampling method with zirconium‐loaded resin for phosphate oxygen isotope analysis in oligotrophic freshwater systems'

Authors: null Takuya Ishida null Ichiro Tayasu null Shin‐ichi Onodera et al.

Global subterranean estuaries modify groundwater nutrient loading to the ocean.

Authors: Wilson, Stephanie J. Moody, Amy McKenzie, Tristan et al.

Source: Limnology & Oceanography Letters; Aug2024, Vol. 9 Issue 4, p411-422, 12p

Subject Terms: GROUNDWATER, TERRITORIAL waters, ESTUARIES, WATER quality, OCEAN, GROUNDWATER sampling

Hydrological Modeling of the Chikugo River Basin Using SWAT: Insights into Water Balance and Seasonal Variability.

Authors: Macalam, Francis Jhun Wang, Kunyang Onodera, Shin-ichi et al.

Source: Sustainability (2071-1050); Aug2025, Vol. 17 Issue 15, p7027, 18p

Multi-dimensional Optimization Research on the Path of Creating Blue Carbon Industry Clusters in Macao-Zhuhai Pole Based on Intelligent Algorithm.

Authors: Ren, Yidong

Source: Journal of Combinatorial Mathematics & Combinatorial Computing; Dec2025, Vol. 127b, p133-147, 15p

Subject Terms: GENETIC algorithms, MATHEMATICAL optimization, CARBON dioxide reduction, ALGORITHMS, COMPUTATIONAL complexity, COASTAL zone management, ENVIRONMENTAL protection

Geographic Terms: MACAU (China : Special Administrative Region)

Impacts of Urbanization and Climate Variability on Groundwater Environment in a Basin Scale.

Authors: Abidakun, Olawale Joshua Saito, Mitsuyo Onodera, Shin-ichi et al.

Source: Hydrology (2306-5338); Jul2025, Vol. 12 Issue 7, p173, 20p

Subject Terms: URBANIZATION, CLIMATE change, GROUNDWATER, AQUIFERS, HYDROLOGIC models, SUSTAINABILITY, WATERSHEDS, WATER levels

Geographic Terms: JAPAN

A Conflict between the Legacy of Eutrophication and Cultural Oligotrophication in Hiroshima Bay.

Authors: Tamiji Yamamoto Kaori Orimoto Satoshi Asaoka et al.

Source: Oceans (2673-1924); Sep2021, Vol. 2 Issue 3, p546-565, 20p

Subject Terms: FISHERIES, EUTROPHICATION, WATER quality, METALLIC oxides, MARINE sediments

Environmental DNA Reveals the Impact of Submarine Groundwater Discharge on the Spatial Variability of Coastal Fish Diversity.

Authors: Nhat, Nguyen Hong Saito, Mitsuyo Onodera, Shin-ichi et al.

Source: Biology (2079-7737); Aug2024, Vol. 13 Issue 8, p609, 13p

Subject Terms: COASTAL zone management, FISH diversity, FISH communities, SPECIES diversity, FISHING villages, MARINE biodiversity

IMPACT OF CITRUS AGRICULTURE ON THE QUALITY OF WATER RESOURCE IN A SMALL STEEP ISLAND, SETO INLAND SEA, JAPAN.

Authors: Kimbi, Sharon Bih Shin-Ichi Onodera Shingo Nozaki et al.

Source: International Journal of GEOMATE; Jun2021, Vol. 20 Issue 82, p109-114, 6p

Subject Terms: WATER quality, WATER supply, WATER in agriculture, AGRICULTURAL water supply, GROUNDWATER quality, PHOSPHORUS in water

Geographic Terms: JAPAN

SPATIAL DISTRIBUTIONS IN GROUNDWATER DISCHARGE ON VARIOUS TIDAL FLATS IN A SMALL AND STEEP ISLAND, WESTERN JAPAN.

Authors: Shingo Nozaki Shin-ichi Onodera Yusuke Tomozawa et al.

Source: International Journal of GEOMATE; May2021, Vol. 20 Issue 81, p66-71, 6p

Subject Terms: TIDAL flats, PORE water, SEAGRASSES, ISLANDS, GROUNDWATER, PORE fluids

Geographic Terms: JAPAN

Slope Gradient Effects on Sediment Yield of Different Land Cover and Soil Types.

Authors: Nang, Yu War Onodera, Shin-ichi Wang, Kunyang et al.

Source: Water (20734441); May2024, Vol. 16 Issue 10, p1419, 14p

Subject Terms: SOIL classification, LAND cover, SEDIMENTS, DECIDUOUS forests, SOIL erosion, RAINFALL

Geographic Terms: JAPAN

ESTIMATION OF SEDIMENTATION RATE AND FRESH-SALINE ENVIRONMENT IN A COASTAL ALLUVIAL PLAIN, USING BORING CORES OF ALLUVIUM IN THE CENTRAL PART AREA OF SETO INLAND SEA, JAPAN.

Authors: Tohru Takeuchi Shin-ichi Onodera Kazuhiro Yamaguchi et al.

Source: International Journal of GEOMATE; Aug2019, Vol. 17 Issue 60, p70-75, 6p

Subject Terms: SEAS, ALLUVIAL plains, COASTAL plains, BENTONITE, SEDIMENTATION & deposition, ALLUVIUM

ESTIMATION OF AMMONIUM SOURCES IN INDONESIAN COASTAL ALLUVIAL GROUNDWATER USING Cl- AND GIS.

Authors: Anna Fadliah Rusydi Mitsuyo Saito Seiichiro Ioka et al.

Source: International Journal of GEOMATE; Oct2019, Vol. 17 Issue 62, p53-58, 6p

Subject Terms: GROUNDWATER, ANIMAL waste, ALLUVIAL plains, SALINE waters, COASTAL plains, GROUNDWATER sampling, SALTWATER encroachment, BRACKISH waters

Geographic Terms: JAWA Barat (Indonesia)

ESTIMATION OF GROUNDWATER RECHARGE AND SALINIZATION IN A COASTAL ALLUVIAL PLAIN AND OSAKA MEGACITY, JAPAN, USING δ¹⁸O, δD, AND Cl⁻.

Authors: Yusuke Tomozawa Shin-ichi Onodera Mitsuyo Saito

Source: International Journal of GEOMATE; Apr2019, Vol. 16 Issue 56, p153-158, 6p

Subject Terms: SALTWATER encroachment, ALLUVIAL plains, GROUNDWATER recharge, COASTAL plains, SALINIZATION, WATER pollution, GROUNDWATER pollution

Geographic Terms: OSAKA (Japan), JAPAN

Assessing the Impact of Urbanization and Climate Change on Hydrological Processes in a Suburban Catchment.

Authors: Kimbi, Sharon Bih Onodera, Shin-ichi Wang, Kunyang et al.

Source: Environments (2076-3298); Oct2024, Vol. 11 Issue 10, p225, 19p

Subject Terms: SUSTAINABILITY, CLIMATE change, WATER management, GROUNDWATER recharge, URBAN land use, GREEN infrastructure

Spatial and Temporal Variations and Risk Assessment of Heavy Metal Fractions in Sediments of the Pearl River Estuary, Southern China.

Authors: Ye, Zhiping Chen, Jianyao Liang, Zuobing et al.

Source: Archives of Environmental Contamination & Toxicology; Apr2023, Vol. 84 Issue 3, p389-399, 11p

Subject Terms: ECOLOGICAL risk assessment, RIVER sediments, HEAVY metals, SPATIAL variation, RISK assessment, ESTUARIES, ENVIRONMENTAL risk

Geographic Terms: CHINA

Groundwater Dynamics near the Saltwater–Freshwater Interface in an Island of Seto Inland Sea.

Authors: Tomozawa, Yusuke Onodera, Shin-ichi Saito, Mitsuyo et al.

Source: Water (20734441); Apr2023, Vol. 15 Issue 7, p1416, 13p

Subject Terms: SALTWATER encroachment, GROUNDWATER, GROUNDWATER monitoring, GROUNDWATER recharge, GLACIATION, BEDROCK

特集号「地域地下水情報データベースの拡充に向けて」 まえがき. (Japanese)

Alternate Title: Toward updating of the regional groundwater infromation database of JAGH. (English)

Authors: 伊藤浩子 小野寺真一 長野克則

Source: Journal of Groundwater Hydrology; 2025, Vol. 67 Issue 1, p3-5, 3p

A new method for phosphate purification for oxygen isotope ratio analysis in freshwater and soil extracts using solid‐phase extraction with zirconium‐loaded resin.

Authors: Ishida, Takuya Kamiya, Hiroshi Uehara, Yoshitoshi et al.

Source: Rapid Communications in Mass Spectrometry: RCM; Nov2022, Vol. 36 Issue 22, p1-9, 9p

Subject Terms: SOLID phase extraction, OXYGEN isotopes, ISOTOPIC analysis, RATIO analysis, COLUMNS, PHOSPHATES

Characteristics of Topsoil Salinity in Rice Fields Damaged by the 2011 Tohoku Earthquake Tsunami / 名取川下流部の津波浸水水田における表土層の塩分濃度分布

Authors: Kiyoshi SAIJO Ryosuke ENDO Shin-ichi ONODERA et al.

Source: 季刊地理学 / Quarterly Journal of Geography. 2013, 64(4):173

Nitrate pollution of groundwater in the Yellow River delta, China.

Authors: Jianyao Chen Makoto Taniguchi Guanqun Liu et al.

Source: Hydrogeology Journal; Dec2007, Vol. 15 Issue 8, p1605-1614, 10p

Subject Terms: GROUNDWATER, HYDROGEOLOGY, INDUSTRIAL contamination, FACTORY sanitation