نتایج جستجو برای: mashhad plain aquifer

تعداد نتایج: 58335  

Journal: :Environmental Earth Sciences 2023

Abstract Aquifer recharge by the snowpack is relevant to be assessed evaluate groundwater availability in mountainous karst regions. The due Gran Sasso aquifer has previously been estimated through an empirical approach using elevation gradients. To validate and quantify coverage persistence of over time objective method, satellite images have analysed. Campo Imperatore plain, endorheic basin a...

The issue of protection of groundwater against pollution is of crucial significance. Groundwater vulnerability maps provide useful information to protect groundwater resources and evaluate the potential for water quality improvement with changes in agricultural practices and land use applications. In Yazd province, especially in Abarkooh, the majority of agricultural and drinking water is provi...

Kaka Shahedi Mahmood Habibzadeh Mohammad Reza Eshraghi Saeed Karimi,

It is a basic process, distinguishing of water based on quantity and quality properties and condition of it reach for consuming optimum. It has been to descent processes the level of underground water according to simple hydrograph of Shiraz plain in statistical period of 1993-2011 that totally the level of underground water has been decreasing about 5.98 meters. It has been decreased the quali...

2008
E. R. Graber

The Tel Aviv metropolitan region (200km), located on the sandy and phreatic Mediterranean Coastal Plain aquifer in Israel, is an example of a contaminated megasite that is additionally complicated by being part of a densely populated urban environment. Despite being a major source of fresh potable water, no dedicated aquifer monitoring systems exist. The vast majority of tested water supply wel...

2011
Joseph D. Ayotte Zoltan Szabo Michael J. Focazio Sandra M. Eberts

Please cite this article in press as: Ayotte, J.D., trace elements at water-supply wells. Appl. Geo The effects of human-induced alteration of groundwater flow patterns on concentrations of naturallyoccurring trace elements were examined in five hydrologically distinct aquifer systems in the USA. Although naturally occurring, these trace elements can exceed concentrations that are considered ha...

2015
Ali BAGHERZADEH Parisa PAYMARD

Bagherzadeh A., Paymard P. (2015): Assessment of land capability for different irrigation systems by parametric and fuzzy approaches in the Mashhad Plain, northeast Iran. Soil & Water Res., 10: 90–98. Water quality and quantity in agricultural systems of arid and semiarid regions of the world are of great importance. In this regard the trend to pressurized irrigation systems compared to surface...

Journal: :اقتصاد و توسعه کشاورزی 0
حسین زاد حسین زاد جوادی جوادی حیاتی حیاتی پیش بهار پیش بهار دشتی دشتی

abstract the use of water sources has increased due to extend of agricultural activity for answering food needs of increasing population. while because of exploitation and consumption of water, the use of this restricted resource is not appropriate. consequently in many districts of country the head level of ground water aquifers have been fallen and water level is negative. so, application of ...

2007
O. GUNDUZ C. SIMSEK O. Gunduz C. Simsek

In this study, possible sources of extremely high concentrations of arsenic (reaching as high as 561.5 μg/L) in the shallow groundwater of Simav plain, Turkey is studied in order to understand probable mechanisms of contamination. It has been found out that the major source of arsenic in groundwater is arsenic containing geological formations in and around the vicinity of the plain. However, th...

Abstract Background and purpose: This paper presents a case study in simulation of process governing leachate occurrence and subsequent transport, and investigates its migration away from the landfill to control environmental adverse effects on a deep aquifer. Materials and Methods: The landfill examined in this study was an area of 240 ha and received 500 ton/day of solid waste generated fro...

ژورنال: سلامت و محیط زیست 2017

Background and Objective: There are major mobile and non-mobile pollution sources due to human activities that can influence aquifers and reduce groundwater quality. Vulnerability assessment is an inexpensive procedure in to identify areas prone to the pollutants. Identification of these sources is essential in water resources management. Mahidasht Plain is one of the important regions of Kerma...

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