Global isotope hydrogeology―review

S Jasechko - Reviews of Geophysics, 2019 - Wiley Online Library
Abstract Groundwater 18O/16O, 2H/1H, 13C/12C, 3H, and 14C data can help quantify
molecular movements and chemical reactions governing groundwater recharge, quality …

Tracing water sources and fluxes in a dynamic tropical environment: From observations to modeling

R Sánchez-Murillo, G Esquivel-Hernández… - Frontiers in Earth …, 2020 - frontiersin.org
Tropical regions cover approximately 36% of the Earth's landmass. These regions are home
to 40% of the world's population, which is projected to increase to over 50% by 2030 under a …

Moisture transport and seasonal variations in the stable isotopic composition of rainfall in Central American and Andean Páramo during El Niño conditions (2015 …

G Esquivel‐Hernández, GM Mosquera… - Hydrological …, 2019 - Wiley Online Library
High‐elevation tropical grassland systems, called Páramo, provide essential ecosystem
services such as water storage and supply for surrounding and lowland areas. Páramo …

Spatiotemporal variation of groundwater recharge in the lower reaches of the Poyang Lake Basin, China: insights from stable hydrogen and oxygen isotopes

H Mao, G Wang, Z Shi, F Liao… - Journal of Geophysical …, 2021 - Wiley Online Library
Understanding of groundwater recharge and associated hydrological processes is important
for sustainable management and utilization of water resources, especially in the monsoon …

Tropical precipitation anomalies and d‐excess evolution during El Niño 2014‐16

R Sánchez‐Murillo, AM Durán‐Quesada… - Hydrological …, 2017 - Wiley Online Library
Abstract The last 2014‐16 El Niño event was among the three strongest episodes on record.
El Niño considerably changes annual and seasonal precipitation across the tropics. Here …

Comparison of precipitation collectors used in isotope hydrology

N Michelsen, R van Geldern, Y Roßmann, I Bauer… - Chemical …, 2018 - Elsevier
Many hydrologic studies require data on the oxygen and hydrogen stable isotope
composition (δ 18 O, δ 2 H) of precipitation and various collector designs have been …

Tracer hydrology of the data‐scarce and heterogeneous Central American Isthmus

R Sánchez‐Murillo… - Hydrological …, 2020 - Wiley Online Library
Numerous socio‐economic activities depend on the seasonal rainfall and groundwater
recharge cycle across the Central American Isthmus. Population growth and unregulated …

Nitrate legacy in a tropical and complex fractured volcanic aquifer system

R Sánchez‐Gutiérrez… - Journal of …, 2023 - Wiley Online Library
Nitrate legacy is affecting groundwater sources across the tropics. This study describes
isotopic and ionic spatial trends across a tropical, fractured, volcanic multi‐aquifer system in …

Discriminant model and hydrogeochemical processes for characterizing preferential flow paths in four interconnected volcanic aquifers in Costa Rica

H Madrigal-Solís, P Jiménez-Gavilán… - Hydrogeology …, 2022 - Springer
Abstract The volcanic Barva and Colima multiaquifer system is crucial for the drinking water
supply of about 1.7 million people, about 30% of the population in Costa Rica. The …

[HTML][HTML] Development of a conceptual groundwater flow model using a combined hydrogeological, hydrochemical and isotopic approach: A case study from southern …

KAR Kpegli, A Alassane, SE van der Zee… - Journal of Hydrology …, 2018 - Elsevier
Abstract Study region The Turonian-Coniacian aquifer system in the North of the Coastal
Sedimentary Basin, southern Benin, West Africa. Study focus The Turonian-Coniacian …