Results 21 to 30 of about 729,632 (294)

Diurnal and semidiurnal cyclicity of Radon (222Rn) in groundwater, Giardino Spring, Central Apennines, Italy [PDF]

open access: yes, 2018
Understanding natural variations of Rn (222Rn) concentrations is the fundamental prerequisite of using this radioactive gas as a tracer, or even precursor, of natural processes, including earthquakes. In this work, Rn concentrations in groundwater were
Barberio, MARINO DOMENICO   +8 more
core   +1 more source

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

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

Hydrological consequences of Eucalyptus afforestation in the Argentine Pampas [PDF]

open access: yes, 2005
The impacts of a 40 ha stand of Eucalyptus camaldulensis in the Pampas grasslands of Argentina were explored for 2 years using a novel combination of sap flow, groundwater data, soil moisture measurements, and modeling.
Amoozegar   +46 more
core   +1 more source

A discussion of the cause of land subsidence in the northeast of the Xiongan New Area

open access: yesShuiwen dizhi gongcheng dizhi, 2023
In order to deeply study the main controlling factors of land subsidence in the northeast of the Xiongan New Area, the layered monitoring points of Daying Town are taken as the research object, and the causes of land subsidence are discussed based on the
Xingguang YAN   +6 more
doaj   +1 more source

Young children's perspectives of time: New directions for co‐constructing understandings of quality in ECEC

open access: yesBritish Educational Research Journal, EarlyView., 2023
Abstract Children's relationship with time in preschools is an under‐researched area. Young children rarely know how to measure time using a clock, but their experiences of time may contribute to understanding children's well‐being and debates about quality in preschools.
Kristín Dýrfjörð   +3 more
wiley   +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

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

Groundwater flooding within an urbanised flood plain [PDF]

open access: yes, 2012
In Europe in recent years, there has been recognition of the need to better understand the risk from groundwater flooding. This recognition has been due both to the occurrence of major flooding events clearly attributable to groundwater and the inclusion
Cobby   +11 more
core   +1 more source

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