Results 61 to 70 of about 19,968 (263)

Groundwater Flow Systems as Key Determinants of Groundwater‐Dependent Vegetation Distribution

open access: yesEcohydrology, Volume 18, Issue 8, December 2025.
ABSTRACT Direct investigations of the connection between groundwater flow systems across multiple scales and groundwater‐dependent ecosystems (GDEs) remain rare. Such studies offer valuable insights into the complex and scale‐dependent relationships between groundwater dynamics and vegetation patterns.
Szilvia Simon   +4 more
wiley   +1 more source

Hydrochemical characterisation of a coal mine plume detected by an airborne geophysical survey [PDF]

open access: yes, 2006
A trial airborne electromagnetic (AEM) geophysical survey was carried out across a 13 × 9 km area of the northern Nottinghamshire (UK) coalfield. One of the objectives was to examine the influence of coal mines (collieries) and associated spoil heaps ...
Beamish, David
core   +1 more source

Spatial dynamics of animal‐mediated nutrients in temperate waters

open access: yesLimnology and Oceanography, Volume 70, Issue 12, Page 3650-3662, December 2025.
Abstract Consumer‐mediated nutrient dynamics (CND), through which animals' metabolic waste products fertilize primary producers, drive variability in nutrient availability in tropical waters. This variability influences primary productivity and community functioning.
Em G Lim   +9 more
wiley   +1 more source

The Hydrochemical Genesis Mechanism of Shallow Groundwater in the Kaifeng Section of the Lower Yellow River

open access: yesJAWRA Journal of the American Water Resources Association, Volume 61, Issue 6, December 2025.
ABSTRACT The lower Yellow River is a key watershed between the Haihe and Huaihe Rivers. The Kaifeng section, as a key river segment, holds significant geographical and ecological importance, and studying its shallow groundwater hydrochemistry is crucial for sustainable groundwater use.
Xingxing Du   +5 more
wiley   +1 more source

THERMALISM AND HYDROCHEMISTRY AS EVIDENCES OF REGIONAL

open access: yesRevista Águas Subterrâneas, 2010
Limits to regional flow in Guarani Aquifer System (GAS), produced by two lineaments, named Rio das Antas (RAL) and Rio Forqueta (RFL), had been identified in northeast Rio Grande do Sul State, Brazil. Thermometry and hydrochemistry were decisive criteria
Arnoldo Giardin   +1 more
doaj   +1 more source

Conceptual model of groundwater quality for the monitoring and management of the Voronka groundwater body, Estonia [PDF]

open access: yesEstonian Journal of Earth Sciences, 2012
A fundamental knowledge of processes that control groundwater composition is required for informed management of water quality. The Voronka groundwater body in northeastern Estonia represents a good example of a complicated, overexploited groundwater ...
Andres Marandi   +3 more
doaj   +1 more source

Hydrochemistry of Umm Er Radhuma Groundwater

open access: yesJournal of Geoscience and Environment Protection, 2021
Umm Er Radhuma Aquifer (UER) is the most important groundwater aquifer in Saudi Arabia, extending over 1.6 M·km2 in the eastern part of the Arabian Peninsula, forming the main aquifer throughout the Rub’ Al-Khali (RAK). Groundwater salinity increased from west to east, reaching more than 27,000 mg/L near the border with the United Arab Emirates ...
openaire   +2 more sources

Abiotic Typology of the Rivers and Lakes of the Ukrainian Section of the Western Bug River Basin and its Comparison with Results of Polish Investigations [PDF]

open access: yes, 2019
The completed investigation, which are based on the requirements of the EU WFD and rivers typology systems adapted in Ukraine and Poland, allowed us to identify: for the Western Bug river basin within Ukraine 9 abiotic river types, within Poland – 7.
Grebin, Vasyl V.   +2 more
core  

Wetlands as environments of early human occupation: A new classification for freshwater palaeowetlands

open access: yesThe Depositional Record, Volume 11, Issue 5, Page 1613-1644, November 2025.
A new classification for inland freshwater palaeowetlands to be used in the field or core laboratory by sedimentologists, providing examples from the Guadix Basin (southern Spain). Abstract Present wetlands have proven to be delicate, biodiverse ecosystems, that are natural sinks for CO2 and act as good indicators for climate changes.
S. Pla‐Pueyo   +1 more
wiley   +1 more source

Plastic Pollution in the Aquatic Ecosystem of the High-Mountain Lake Markakol (Kazakhstan): First Observations and Conclusions

open access: yesApplied Sciences
The primary data of micro- and macroplastics in the aquatic environment of Lake Markakol, located in the mountainous area of East Kazakhstan, are presented.
Azamat Madibekov   +6 more
doaj   +1 more source

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