نتایج جستجو برای: groundwater quality

تعداد نتایج: 776406  

Journal: :Environmental Health Perspectives 1989
M G Khublarian

The problems of chemical substance applications in different spheres of industry and agriculture and their effects on groundwater quality and human health are described. Sources of groundwater contamination from industrial and municipal wastes, agricultural pollutants, etc., are listed. The experience in the application of chemical fertilizers and pesticides in the USSR is described. A brief es...

ژورنال: سلامت و محیط زیست 2022

Background and Objective: Groundwater is the primary water source for drinking and agricultural activities in arid and semi-arid regions. Rainfall, land use, geological structure, aquifer mineralogy, and duration of water contact with the environment in the basement are the main factors affecting the chemical quality of groundwater. This study aimed to determine the physicochemical properties o...

Journal: :international journal of environmental research 0
k. baier department of engineering geology and hydrogeology, rwth aachen university lochnerstraße 4-20, 52064 aachen, germany k.c. schmitz department of engineering geology and hydrogeology, rwth aachen university lochnerstraße 4-20, 52064 aachen, germany r. azzam department of engineering geology and hydrogeology, rwth aachen university lochnerstraße 4-20, 52064 aachen, germany r. strohschön department of engineering geology and hydrogeology, rwth aachen university lochnerstraße 4-20, 52064 aachen, germany

in developing and newly industrialized countries, population growth and migration contribute immensely to the development of megacities and mega urban areas. in most cases, the rapid development ofcities has far-reaching consequences for the ecosystem in general and the hydrological cycle in particular. the developments in china within the last decades show an interesting, but complex setting. ...

ژورنال: طلوع بهداشت یزد 2012
اکرامی, محمد, اختصاصی, محمدرضا , شریفی, ذبیح اله , ملکی نژاد, حسین ,

Abstract Background: Nowadays, with population growth and the increase of water demand in different sectors of agriculture, industry, drinking, and health, groundwater resources have faced a lot of pressure. This issue along with severe and prolonged droughts has created the conditions for country particularly for arid and hyper arid areas which has encountered the serious challenges in the ...

Journal: :geopersia 2013
amir saberi nasr mohsen rezaei majid dashti barmaki

fuzzy water quality index (fwqi) was applied in order to assess the degree of drinking water resources in yazd province, iran. thisstudy has also offered the creation of a new fuzzy water quality index (fwqi) to evaluate this tool’s applicability. 12 chemicalparameters including toxic and non-toxic heavy metals measured in 71 groundwater samples collected from drinking water resourcesin rural a...

Journal: :desert 2014
zohreh kheradpisheh seyed ali almodaresi yasamin khaksar lida rafati

groundwater quality management is one of the most important issues in many arid and semi-arid regions, including iran.nitrate (no3-) is one of the most common anions contaminating groundwater. this study aimed to range nitrateconcentrations in water resources in bahabad plain in yazd province. to evaluate the nitrate data in this descriptive study,260 nitrate samples from 13 wells in bahabad we...

Journal: :international journal of civil engineering 0
d. khan department of agricultural engineering, university of engineering & technology peshawar pakistan n. ejaz department of civil engineering university of engineering and technology, taxila, pakistan t.a. khan department of agricultural engineering, university of engineering & technology peshawar pakistan t.u. saeed transport department, government of khyber pakhtunkhwa pakistan h. attaullah department of civil engineering university of engineering and technology, peshawar, pakistan

globally, irrigated agriculture is the largest extractor and the most frequent consumer of groundwater resources, with important groundwater-dependent and largely spread agro-economies. quality of irrigation water is one of the key factors which have either direct or indirect impact on plant growth, soil and water management practices and plant yields. this work aims at highlighting the importa...

2007
David E. Armstrong Robert J. Noll

This project was supported, in part, by General Purpose Revenue funds of the State of Wisconsin to the University of Wisconsin System for the performance of research on groundwater quality and quantity. Selection of projects was conducted on a competitive basis through a joint solicitation from the University and the Wisconsin Departments of Natural Resources; Agriculture, Trade and Consumer Pr...

Yazd – Ardakan Plain located at the Iranian Center.Most of the population in Yazd Province located at the this plain So Temporal and spatial Groundwater Quality is necessary to study.In order to study groundwater quality variations we drew on the Thirty groundwater samples fromYazd Regional Water Authority related to Yazd Ardakan plain 2002-2010 using Simple Kriging were collected and analyzed ...

Journal: :international journal of environmental research 2014
k. baier k.c. schmitz r. azzam r. strohschön

in developing and newly industrialized countries, population growth and migration contribute immensely to the development of megacities and mega urban areas. in most cases, the rapid development ofcities has far-reaching consequences for the ecosystem in general and the hydrological cycle in particular. the developments in china within the last decades show an interesting, but complex setting. ...

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