Results 41 to 50 of about 3,250 (211)

Understanding of groundwater evolution through chemical and age dating information in the Yongding River alluvial fan in Beijing

open access: yesFrontiers in Environmental Science, 2022
Groundwater plays important roles in human community development and the urbanization process as the results of global environmental change and rapid population growth.
Kai Liu   +6 more
doaj   +1 more source

Interaction Between Nitrogen Forms, Phosphorus Forms, and Mineral Phases Drives Phosphorus Limitation and Uptake by Ryegrass in a Model System

open access: yesJournal of Plant Nutrition and Soil Science, Volume 189, Issue 4, Page 593-604, August 2026.
Nitrogen addition shifts plant nutrition from nitrogen to phosphorus (P) limitation. Nitrate‐based nitrogen enhances P acquisition more effectively than ammonium through increased phosphatase activity, independently of pH changes. Organic P forms induce stronger P limitation than inorganic P.
Issifou Amadou   +4 more
wiley   +1 more source

The Influence of Water Temperature on the Hydrogeochemical Composition of Groundwater during Water Extraction and Reinjection with Geothermal Heat

open access: yesEnergies, 2023
This study presents a simulation of potential changes in groundwater in three wells within a Quaternary gravel aquifer in the city of Ljubljana when groundwater cooled by about 4 °C is reinjected into it.
Timotej Verbovšek
doaj   +1 more source

A Global Review of Microplastic Contamination in Groundwater: Empirical Evidence and Latin American Perspectives

open access: yesWater and Environment Journal, Volume 40, Issue 3, Page 357-366, August 2026.
ABSTRACT The presence of microplastics (MPs) in groundwater has emerged as a significant concern due to their environmental impact and the threat they pose to vital water resources, groundwater being one of the most important freshwater sources in the world.
Lara Luiza de Oliveira Pompermayer   +7 more
wiley   +1 more source

Chemical stimulation of geothermal reservoirs using retarded acid systems: current developments and potential directions

open access: yesGeothermal Energy
Stimulation techniques to enhance fluid pathways are an important tool to make geothermal projects economically feasible. So far, hydraulic stimulation is used almost exclusively for reservoir-wide improvement of the permeability, but induced seismicity ...
Jasmin Grifka   +2 more
doaj   +1 more source

Geochemical Features of the Thermal and Mineral Waters From the Apuseni Mountains (Romania)

open access: yesFrontiers in Earth Science, 2021
The Apuseni Mountains are located between the large geothermal area of the Pannonian Basin and the low thermal flux Transylvanian Basin. Thermal and mineral waters have been sampled from 42 points along a NW-SE transect.
Alin-Marius Nicula   +7 more
doaj   +1 more source

New Jersey Geological Survey Bulletin 76: Hydrogeochemistry of the New Jersey Pine Barrens

open access: yes, 1981
This report summarizes the results of research on the hydrogeochemistry of the New Jersey Pine Barrens carried out over the past ten years at the author's laboratories.

core   +1 more source

Thermodynamic Constraints on H2 Production and Habitability From Mg‐Rich Serpentinites as Mars Analogs

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 5, May 2026.
Abstract Serpentinization produces hydrogen and methane through abiotic water‐rock interactions, potentially supporting chemotrophic life in planetary subsurface environments. Serpentine deposits in the Martian Noachian landscapes of Nili Fossae and the Southern Highlands have been considered as potential paleo‐habitable zones. However, the geochemical
Devan M. Nisson   +11 more
wiley   +1 more source

Leveraging the TabPFN Algorithm for High‐Resolution Mapping of Groundwater Bicarbonate and Its Scaling Risk Across China

open access: yesWater Resources Research, Volume 62, Issue 5, May 2026.
Abstract Large‐scale groundwater quality prediction is often constrained by sparse sampling, limiting the reliability of spatial assessments. This study introduces Tabular Prior‐data Fitted Network (TabPFN), a machine learning model based on prior‐fitting networks, to address this challenge and enable high‐precision mapping of groundwater bicarbonate ...
Tong Sun   +8 more
wiley   +1 more source

Hydrogeochemistry Characteristics and Formation-Evolution Mechanism of Certain Solid-Tidal Sensitive Geothermal Waters from Maoming-Yulin Region in Southern China_Huang

open access: yes
This dataset is related to figures in manuscript entitled “Hydrogeochemistry Characteristics and Formation-Evolution Mechanism of Certain Solid-Tidal Sensitive Geothermal Waters from Maoming-Yulin Region in Southern China”THIS DATASET IS ARCHIVED AT DANS/
Huang, X (via Mendeley Data)
core   +3 more sources

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