Results 81 to 90 of about 2,512 (163)

Assessing the Worth of Noble Gas Tracer Concentrations in Alluvial River‐Aquifer Systems Using Data Space Inversion

open access: yesWater Resources Research, Volume 62, Issue 7, July 2026.
Abstract Alluvial systems are dynamic, structurally complex environments. Groundwater that is extracted from these systems is widely used for domestic consumption. Numerical models play an important role in the management of this extraction. To provide support for decision‐making, models must assimilate data that inform the spatial and temporal ...
Hugo Delottier   +4 more
wiley   +1 more source

Using a multiple water balance approach to estimate recharge for the optimum mine, Mpumalanga [PDF]

open access: yes, 2018
This dissertation focused on using multiple water balance recharge methods within rehabilitated opencast mines at the Optimum Coal Mine, Mpumalanga,for the aim that a combination of water balance methods will yield more conclusive recharge from ...
Van Wyk, Morne
core  

Integrating Socioeconomic Withdrawals Into a Deep Learning Framework for High‐Resolution Groundwater Storage Prediction in the Yellow River Basin

open access: yesWater Resources Research, Volume 62, Issue 7, July 2026.
Abstract Groundwater storage anomaly (GWSA) change provides a vital indicator for assessing groundwater depletion and drought, supporting informed decisions for sustainable water resources management. However, coarse spatial resolution of GRACE data limits detection of local changes, and downscaling often introduces bias by omitting groundwater ...
Shuitao Guo   +6 more
wiley   +1 more source

Managed Artificial Recharge in Small Urbanising Catchment [PDF]

open access: yes, 2019
Aquifers are natural water reservoirs and one of the most import sources of potable water in urban areas. In recent years, the world-wide urban population has doubled, and it is estimated that by mid-21st century more than half of humankind will live in ...
Tutulic, Marija
core  

Variable Source Zones Controlling Flow, Water Age, and Nitrate Export Dynamics in a Tile‐Drained Lowland Watershed

open access: yesWater Resources Research, Volume 62, Issue 7, July 2026.
Abstract Linking hydrograph dynamics with transport velocities and biogeochemical responses remains a central challenge in watershed hydrology, yet it is critical for understanding nitrogen reactive transport and its implications for water quality. In this study, we combined high‐frequency measurements of stable water isotopes and nitrate concentration
Sabine G. Miller   +5 more
wiley   +1 more source

Benchmarking and Selecting Optimal Hydrological Models for Large‐Sample Applications Considering Complexity and Uncertainty

open access: yesWater Resources Research, Volume 62, Issue 7, July 2026.
Abstract Reliable large‐sample hydrological predictions require systematic benchmarking and careful model selection. However, this process is challenging due to structural uncertainty among models, high computational demand, and the climatic and physiographic diversity of a region.
Nikunj K. Mangukiya   +3 more
wiley   +1 more source

Ground-water recharge and runoff in Illinois [PDF]

open access: yes, 1965
Recharge conditions in several areas of northeastern Illinois are described, and recharge rates for several aquifers in central and southern Illinois are given.
Walton, William Clarence
core  

Droughts and human impact in the ancient Uaymil region of the Maya lowlands inferred from a 2800‐year sedimentary archive at Lake Kaná, Mexico

open access: yesBoreas, Volume 55, Issue 3, Page 768-789, July 2026.
The relationship between the climate and societal transformation in Maya lowlands has long been debated, particularly the role of drought in shaping the civilization trajectory during the Classic Period. A high‐resolution, multi‐proxy, geochemical record from Lake Kaná, located in the underexplored Uaymil region of the Yucatán Peninsula in Mexico ...
Haydar B. Martinez‐Dyrzo   +5 more
wiley   +1 more source

Simulating the Impacts of Deep Geothermal Development on Shallow Hydrothermal Resources in a Rocky Mountain Rift Valley

open access: yesGroundwater, Volume 64, Issue 4, Page 507-527, July/August 2026.
Abstract Numerical modeling has been widely used to assess the feasibility of geothermal energy development at sites across the world, but modeling applications simulating the potential impacts on shallow hydrothermal resources and surface water are relatively scarce. In this study, we apply the MODFLOW 6 groundwater energy (GWE) code to simulate fully
Michael J. Rush   +5 more
wiley   +1 more source

Discharge‐Targeted Hydraulic Tomography to Quantify and Locate Aquifer Discharge

open access: yesGroundwater, Volume 64, Issue 4, Page 466-482, July/August 2026.
Abstract Quantifying and localizing groundwater discharge is inherently difficult. It requires knowledge about hydraulic conductivity and the hydraulic gradient on the scale of interest. Conventional hydraulic testing, such as pumping tests, may fail in the presence of heterogeneity and complex structural boundaries.
Konstantin Drach   +2 more
wiley   +1 more source

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