Results 31 to 40 of about 1,428 (163)

Geochemical Characteristics of Three Hot Springs from Western Thailand

open access: yesApplied Environmental Research, 2020
At present a total of 118 hot springs are distributed throughout Thailand. Several studies with a focus on high-temperature hot springs related to geothermal resources were conducted in the northern and southern part of the country.
Thiwat Rattanawong   +3 more
doaj   +7 more sources

Determination of the origin and recharge process of water resources in Salda Lake Basin by using the environmental, tritium and radiocarbon isotopes (Burdur/Turkey)

open access: yesBulletin of the Mineral Research and Exploration, 2020
The Salda Lake basin which is in the southwestern Turkey is an important water body in view of environmental values. We used stable isotopes (δD and δ18O), δ3H and 14C composition of the water samples to understand recharge process effective in the ...
Simge VAROL   +6 more
doaj   +1 more source

Badanie przepływu wód podziemnych za pomocą Δ18O i ΔD w kopalni siarki w Japonii [PDF]

open access: yes, 2020
The A sulfur mine is located in the Iwate Prefecture of Japan. This mine has both surface and underground parts and was operated from the late 1800s to the late 1900s.
Machida, Isao, Matsumoto, Shinji
core   +1 more source

The main controls of the precipitation stable isotopes at Kathmandu, Nepal

open access: yesTellus: Series B, Chemical and Physical Meteorology, 2020
Precipitation stable isotopes (2H and 18O) are adequately understood on their climate controls in the Tibetan Plateau, especially the north of Himalayas via about 30 years’ studies. However, knowledge of controls on precipitation stable isotopes in Nepal
Niranjan Adhikari   +4 more
doaj   +1 more source

Research on the hydrologic cycle characteristics using stable isotopes of oxygen and hydrogen in the Jinxiuchuan Basin

open access: yesTecnología y ciencias del agua, 2017
Wang, T., Xu, Z., Zhang, S., Zhang, L., & Zhao, Z. (MarchApril, 2017). Research on the hydrologic cycle characteristics using stable isotopes of oxygen and hydrogen in the Jinxiuchuan Basin.
Wang Tong   +4 more
doaj   +1 more source

Evaluation of δD and δ18O as Natural Markers of Invertebrate Source Environment and Dispersal in the Middle Mississippi River-Floodplain Ecosystem [PDF]

open access: yes, 2010
Movement of invertebrates among large rivers, tributaries, and floodplain lakes or dispersal of adult aquatic insects from riverine or floodplain habitats may provide important subsidies to food webs in receiving habitats.
D. J. Myers   +5 more
core   +1 more source

Spatiotemporal variability of hydrogen and oxygen stable isotopes in the Han River Basin and the regional hydrological implication

open access: yesFrontiers in Earth Science
Characterization of the spatiotemporal variability of stable isotopes (δ18O and δD) in the surface water of the Han River Basin (HRB) is critical for tracing basin-scale hydrological cycle processes, identifying moisture-source dynamics, and optimizing ...
Na Wu   +7 more
doaj   +1 more source

Distribution of the stable isotopes (δ18O, δD и δ13C) in natural waters of the Baydar valley (Crimean Peninsula) [PDF]

open access: yesE3S Web of Conferences, 2019
Results of the study of the stable isotopes (δ18O, δD and δ13C) distribution in natural waters of the Baydar valley (southwestern part of the Crimean Peninsula) are presented.
Novikov Dmitry A.   +6 more
doaj   +1 more source

Seasonality in groundwater recharge in Coastal Southwestern India and its hydrological implications based on stable isotopes (δ18O, δD)

open access: yes, 2023
This study observes and interprets the spatio-temporal variation in the oxygen and hydrogen isotopic composition (δ18O, δD) of shallow groundwater in the Southwestern Coastal state of India, Kerala, in terms of seasonally varying rainfall, physiography ...
Amit Pandey   +7 more
core   +1 more source

Mechanism of Water Cycle Inferred from the Distribution of Hydrogen and Oxygen Stable Isotopes in Groundwater along the Evaporation Line in the Korla Region

open access: yesYankuang ceshi
In Northwest China, water resources are in short supply, and the evaporation process typically represents the ineffective depletion of water resources, thus constituting a crucial aspect in water cycle research.
Hongyun MA   +4 more
doaj   +1 more source

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