Results 1 to 10 of about 481 (217)

Modelling groundwater recharge in an alluvial aquifer of Somaliland with the groundwater flow model YAGmod

open access: yesAcque Sotterranee, 2013
Since the 1970’s the Ged Deeble (GD) basin is exploited to supply water to the town of Hargeisa (Somaliland, East Africa, 350,000 inhabitants). The goal of this work is to improve the comprehension of the recharge mechanisms, by the simulation of ...
Laura Cattaneo   +3 more
doaj   +5 more sources

Groundwater origami: Folding paper models to visualize groundwater flow [PDF]

open access: yesFrontiers in Environmental Science, 2022
The training of geological scientists, more so than any other natural science, is dependent on how students learn to visualize and interpret complex three-dimensional problems at scales from micrometers to kilometers over time scales that span from seconds to centuries.
Christopher S. Lowry   +7 more
openaire   +3 more sources

Groundwater Modelling Using Visual Modflow in Tirupur Region, Tamilnadu, India [PDF]

open access: yesNature Environment and Pollution Technology, 2020
Most of the textile and dying process industries in Tirupur region do not have proper wastewater treatment plants and they discharge the effluents in unlined channels and streams. Due to the issue, the groundwater in Tirupur is highly polluted.
K. Arumugam, T. Karthika, K. Elangovan, R.K. Sangeetha and S. Vikashini
doaj   +1 more source

Estimation of parameters in groundwater modelling by modified Clonalg

open access: yesJournal of Hydroinformatics, 2021
The purpose of this study was to improve the optimization model for predicting more parameters in more difficult conditions (more grid cell numbers and high time interval numbers) than other studies in groundwater flow modelling.
Miraç Eryiğit
doaj   +1 more source

Late Pleistocene and Holocene groundwater flow history in the Baltic Artesian Basin: a synthesis of numerical models and hydrogeochemical data [PDF]

open access: yesEstonian Journal of Earth Sciences, 2021
We review our current understanding of groundwater flow history in the northern part of the Baltic Artesian Basin (BAB) from the end of the Late Pleistocene to current conditions based on the hydrogeological studies carried out in 2012–2020 by the ...
Rein Vaikmäe   +11 more
doaj   +1 more source

Estimating the thickness of unconsolidated coastal aquifers along the global coastline [PDF]

open access: yesEarth System Science Data, 2018
Knowledge of aquifer thickness is crucial for setting up numerical groundwater flow models to support groundwater resource management and control.
D. Zamrsky   +4 more
doaj   +1 more source

Dataset of development of stochastic groundwater flow under uncertain recharge

open access: yesMethodsX, 2020
Groundwater is a valuable resource of limited extent both in quantity and in space. In order to ensure its careful use, proper evaluation of its availability is required.
Sophia Rwanga, Julius Ndambuki
doaj   +1 more source

Impact of capillary rise and recirculation on simulated crop yields [PDF]

open access: yesHydrology and Earth System Sciences, 2018
Upward soil water flow is a vital supply of water to crops. The purpose of this study is to determine if upward flow and recirculated percolation water can be quantified separately, and to determine the contribution of capillary rise and recirculated ...
J. Kroes   +5 more
doaj   +1 more source

Effects of soil inhomogeneity on seepage behavior within embankments

open access: yesTạp chí Khoa học và Công nghệ, 2023
Heavy rain events that accompany recent climate change, have triggered disasters of embankment structures, such as road embankment and levee. Internal erosion, which is the migration of soil particles following seepage flow, causes inhomogeneity of the ...
Koji Nakashima   +2 more
doaj   +1 more source

A model comparison assessing the importance of lateral groundwater flows at the global scale

open access: yesEnvironmental Research Letters, 2022
Current global-scale models of water resources do not generally represent groundwater lateral flows and groundwater–surface water interactions. But, models that do represent groundwater in more detail are becoming available and this raises the question ...
Inge E M de Graaf, Kerstin Stahl
doaj   +1 more source

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