Results 41 to 50 of about 907,541 (362)

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

Impacts of climate change on groundwater droughts by means of standardized indices and regional climate models [PDF]

open access: yesJournal of Hydrology 603 (2021) 127154, 2022
This paper investigates the impacts of climate change on groundwater droughts making use of regional projections and standardized indices: the Standardized Precipitation Index (SPI), the Standardized Precipitation Evapotranspiration Index (SPEI) and the Standardized Groundwater Index (SGI).
arxiv   +1 more source

Quantification of groundwater exploitation and assessment of water quality risk perception in the Dar Es Salaam Quaternary Aquifer, Tanzania [PDF]

open access: yes, 2019
This study quantified groundwater exploitation and assessed water quality risk perception in the Dar es Salaam quaternary aquifer through a socio-economic survey. Annual total groundwater exploitation was estimated, using the daily per capita consumption
Mjemah, Ibrahimu Chikira   +2 more
core   +2 more sources

Change in groundwater chemistry as a consequence of suppression of floods: the case of the Rhine floodplain [PDF]

open access: yes, 2003
Spatio-temporal variations of nitrogen, phosphorus and base cation concentrations in groundwater were related to the drastic change in hydrological conditions of the Rhine alluvial floodplain (Eastern France), which has been disconnected from the river ...
Sanchez-Pérez, José-Miguel   +1 more
core   +1 more source

GIS and AHP Techniques Based Delineation of Groundwater Potential Zones: a case study from Southern Western Ghats, India

open access: yesScientific Reports, 2019
Over-exploitation of groundwater and marked changes in climate over the years have imposed immense pressure on the global groundwater resources. As demand of potable water increases across the globe for human consumption, agriculture and industrial uses,
P. Arulbalaji, D. Padmalal, K. Sreelash
semanticscholar   +1 more source

Invisible water, visible impact: How unsustainable groundwater use challenges sustainability of Indian agriculture under climate change [PDF]

open access: yes, 2016
India is one of the world’s largest food producers, making the sustainability of its agricultural system of global significance. Groundwater irrigation underpins India’s agriculture, currently boosting crop production by enough to feed 170 million people.
Fisher-Vanden, Karen   +7 more
core   +2 more sources

Experimental study of time series forecasting methods for groundwater level prediction [PDF]

open access: yesECML/PKDD Workshop on Advanced Analytics and Learning on Temporal Data, Sep 2022, Grenoble, France. pp.1-16, 2022
Groundwater level prediction is an applied time series forecasting task with important social impacts to optimize water management as well as preventing some natural disasters: for instance, floods or severe droughts. Machine learning methods have been reported in the literature to achieve this task, but they are only focused on the forecast of the ...
arxiv  

Regional assessment of groundwater recharge in the lower Mekong Basin [PDF]

open access: yes, 2017
Groundwater recharge remains almost totally unknown across the Mekong River Basin, hindering the evaluation of groundwater potential for irrigation. A regional regression model was developed to map groundwater recharge across the Lower Mekong Basin where
Douangsavanh, Somphasith   +3 more
core   +2 more sources

Biomimetic Guided Bi2WO6/Bi2O3 Vertical Heterojunction with Controllable Microstructure for Efficient Photocatalysis

open access: yesMolecules, 2023
To bridge the technical gap of heterojunction induction control in conventional semiconductor photocatalysts, a method of regulating the growth of heterojunctions utilizing biomimetic structures was designed to prepare a series of Bi2WO6/Bi2O3 vertical ...
Yuanbo Sun   +3 more
doaj   +1 more source

The Relationship Between Groundwater Nitrate Pollution and Crime in United States: Nitrate-Crime Hypothesis [PDF]

open access: yesarXiv, 2023
Groundwater is a crucial source of drinking water, but it is often contaminated with water-soluble pollutants that can pose significant health risks. Among these pollutants, nitrate has been extensively studied and found to be harmful to human health in high concentrations.
arxiv  

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