Results 41 to 50 of about 469,373 (342)

Rapid groundwater decline and some cases of recovery in aquifers globally

open access: yesNature
Groundwater resources are vital to ecosystems and livelihoods. Excessive groundwater withdrawals can cause groundwater levels to decline1–10, resulting in seawater intrusion11, land subsidence12,13, streamflow depletion14–16 and wells running dry17 ...
S. Jasechko   +7 more
semanticscholar   +1 more source

Deep learning shows declining groundwater levels in Germany until 2100 due to climate change

open access: yesNature Communications, 2021
In this study we investigate how climate change will directly influence the groundwater resources in Germany during the 21st century. We apply a machine learning groundwater level prediction approach based on convolutional neural networks to 118 sites ...
Andreas Wunsch, T. Liesch, S. Broda
semanticscholar   +1 more source

Fresh groundwater discharge insignificant for the world’s oceans but important for coastal ecosystems

open access: yesNature Communications, 2020
The flow of fresh groundwater may provide substantial inputs of nutrients and solutes to the oceans. However, the extent to which hydrogeological parameters control groundwater flow to the world’s oceans has not been quantified systematically.
E. Luijendijk, T. Gleeson, N. Moosdorf
semanticscholar   +1 more source

Evapotranspiration depletes groundwater under warming over the contiguous United States

open access: yesNature Communications, 2020
A warmer climate increases evaporative demand. However, response to warming depends on water availability. Existing earth system models represent soil moisture but simplify groundwater connections, a primary control on soil moisture.
L. Condon, A. Atchley, R. Maxwell
semanticscholar   +1 more source

Continental-scale analysis of shallow and deep groundwater contributions to streams

open access: yesNature Communications, 2021
Groundwater discharge generates streamflow and influences stream thermal regimes. However, the water quality and thermal buffering capacity of groundwater depends on the aquifer source-depth. Here, we pair multi-year air and stream temperature signals to
Danielle K. Hare   +4 more
semanticscholar   +1 more source

Assessing aquifer responses to earthquakes using temporal variations in groundwater monitoring data in alluvial and sedimentary bedrock aquifers

open access: yesGeomatics, Natural Hazards & Risk, 2020
Water level and hydrochemical parameters from groundwater monitoring wells can be effectively used for interpreting changes in the groundwater system when aquifers are appropriately characterized.
Jae Min Lee   +4 more
doaj   +1 more source

Water quality index for assessment of drinking groundwater purpose case study: area surrounding Ismailia Canal, Egypt

open access: yesJournal of Engineering and Applied Science, 2022
The dramatic increase of different human activities around and along Ismailia Canal threats the groundwater system. The assessment of groundwater suitability for drinking purpose is needed for groundwater sustainability as a main second source for ...
Hend Samir Atta   +2 more
doaj   +1 more source

Hydro-chemical study of groundwater and its suitability for different purposes at Manfalut District, Assuit Governorate

open access: yesWater Science, 2018
The present study is an attempt to evaluate the availability of using the groundwater for different purposes at Manfalut District, Assuit Governorate. Chemical analysis of water samples in the study area at Manfalut District are located between latitudes
Hend Samir Abdel Fattah Atta   +2 more
doaj   +1 more source

Reconciling contradictory narratives of landscape change using the adaptive cycle: a case study from southeastern Australia

open access: yesEcology and Society, 2016
This paper addresses the methodological challenge of exposing and reconciling contradictory narratives of change in a social-ecological system (SES). Our research occurred in the Ovens Valley in southeastern Australia.
Andrea Rawluk, Allan Curtis
doaj   +1 more source

Paleo-modeling of coastal saltwater intrusion during the Holocene: an application to the Netherlands [PDF]

open access: yesHydrology and Earth System Sciences, 2014
Coastal groundwater reserves often reflect a complex evolution of marine transgressions and regressions, and are only rarely in equilibrium with current boundary conditions.
J. R. Delsman   +6 more
doaj   +1 more source

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