Results 1 to 10 of about 94,919 (328)

Decline in Iran’s Groundwater Recharge [PDF]

open access: yesNature Communications, 2023
Abstract Groundwater recharge feeds aquifers supplying fresh water to a population over 80 million in Iran – a global hotspot for groundwater depletion. Using a rich database comprising abstractions from about one million groundwater wells, springs and qanats, from 2002 to 2017, here we show a significant decline of around -3.8 mm/yr in the ...
Noori, Roohollah   +9 more
openaire   +7 more sources

Estimating groundwater recharge [PDF]

open access: bronzeGroundwater, 2011
Groundwater recharge is the entry of fresh water into the saturated portion of the subsurface part of the hydrologic cycle, the modifier “saturated” indicating that the pressure of the pore water is greater than atmospheric. Briefly stated, recharge is downward flux across the water table.
David A. Stonestrom
  +8 more sources

Global-scale modeling of groundwater recharge [PDF]

open access: greenHydrology and Earth System Sciences, 2007
Abstract. Long-term average groundwater recharge, which is equivalent to renewable groundwater resources, is the major limiting factor for the sustainable use of groundwater. Compared to surface water resources, groundwater resources are more protected from pollution, and their use is less restricted by seasonal and inter-annual flow variations.
Petra Döll, K. Fiedler
openalex   +10 more sources

An approach to identify urban groundwater recharge [PDF]

open access: goldHydrology and Earth System Sciences, 2010
Abstract. Evaluating the proportion in which waters from different origins are mixed in a given water sample is relevant for many hydrogeological problems, such as quantifying total recharge, assessing groundwater pollution risks, or managing water resources.
Enric Vázquez‐Suñé   +4 more
openalex   +7 more sources

Distributed groundwater recharge potentials assessment based on GIS model and its dynamics in the crystalline rocks of South India [PDF]

open access: yesScientific Reports, 2021
Extensive change in land use, climate, and over-exploitation of groundwater has increased pressure on aquifers, especially in the case of crystalline rocks throughout the world.
Fauzia   +3 more
doaj   +2 more sources

Extreme Rainfall Contribution and Isotopic Excursion of Tropical Storm Alberto in Northeastern Mexico [PDF]

open access: yesRapid Communications in Mass Spectrometry, Volume 40, Issue 1, January 2026.
ABSTRACT Rationale Tropical cyclones are critical extreme rainfall events that can temporarily mitigate drought impacts in semiarid regions. Despite the well‐known North Atlantic hurricane season, the propagation of isotopically distinct rainfall pulses across semiarid landscapes of Mesoamerica is largely unknown.
Odalys J. Ibarra‐Alejos   +7 more
wiley   +2 more sources

Decreased levels and ecological risks of disinfection by-product chloroform in a field-scale artificial groundwater recharge project by colloid supplement

open access: yesEnvironment International, 2022
To bolster freshwater supply, artificial groundwater recharge with recycled water has increasingly attracted research attentions and interests. However, artificial groundwater recharge has potential risks to groundwater quality, as recharge water ...
Juanfen Chai   +6 more
doaj   +1 more source

Evaluation of drought impact on groundwater recharge rate using SWAT and Hydrus models on an agricultural island in western Japan [PDF]

open access: yesProceedings of the International Association of Hydrological Sciences, 2015
Clarifying the variations of groundwater recharge response to a changing non-stationary hydrological process is important for efficiently managing groundwater resources, particularly in regions with limited precipitation that face the risk of water ...
G. Jin   +4 more
doaj   +1 more source

Groundwater and baseflow drought responses to synthetic recharge stress tests [PDF]

open access: yesHydrology and Earth System Sciences, 2021
Groundwater is the main source of freshwater and maintains streamflow during drought. Potential future groundwater and baseflow drought hazards depend on the systems' sensitivity to altered recharge conditions.
J. Hellwig   +3 more
doaj   +1 more source

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