نتایج جستجو برای: groundwater use

تعداد نتایج: 1770646  

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...

Journal: :Environmental management 2017
Andrew Simms Stacey Hamilton Wahidul K Biswas

This research has determined the carbon footprint or the carbon dioxide equivalent (CO2 eq) of potable water production from a groundwater recycling scheme, consisting of the Beenyup wastewater treatment plant, the Beenyup groundwater replenishment trial plant and the Wanneroo groundwater treatment plant in Western Australia, using a life cycle assessment approach. It was found that the scheme ...

Journal: :محیط شناسی 0
مجید رمضانی مهریان دانشجوی دکترای برنامه ریزی محیط زیست، دانشکدة محیط زیست، دانشگاه تهران بهرام ملک محمدی استادیار برنامه ریزی محیط زیست، دانشکدة محیط زیست، دانشگاه تهران یوسف رفیعی دانشجوی دکترای برنامه ریزی محیط زیست، دانشکدة محیط زیست، دانشگاه تهران

the success of artificial recharge schemes requires the identification of suitable site. the use of fuzzy set theory in site selection projects allows the decision-makers to incorporate unquantifiable information into decision model. in this paper, site selection of artificial groundwater recharges using an integrated method of fuzzy topsis and ahp has been done in raster environment of gis. th...

2007
Li-Tang Hu Chong-Xi Chen Jiu Jimmy Jiao Zhong-Jing Wang

Surface water and groundwater in the Heihe river basin of China are interconnected and the pattern of water resources exploitation has a direct effect on the interaction of groundwater and surface water, especially on a downstream oasis. A threedimensional groundwater flow simulation model with eight model layers was established to simulate the regional groundwater flow in the multilayered aqui...

2012
B R Scanlon L Longuevergne D Long

13 There is increasing interest in using GRACE (Gravity Recovery and Climate Experiment) 14 satellite data to remotely monitor groundwater storage variations; however, comparisons with 15 ground-based well data are limited but necessary to validate satellite data processing, 16 especially when the study area is close to or below the GRACE footprint. The Central Valley is a 17 heavily irrigated ...

In this study, the quality of groundwater aquifer of Gavkhooni basin was investigated in agriculture. For this purpose, water quality data related to 96 wells prepared by Isfahan Regional Water Authority during the statistical period 2015-2016 were used. In this study, sodium parameters, electrical conductivity, chloride, hydrogen bicarbonate and sodium absorption ratio (SAR) were used. Then, g...

2007
C. J. Bowser

Anderson and Bowser [1986], hereafter referred to as AB, presented a very interesting paper on the study of the role of groundwater in delaying lake acidification i Wisconsin. By considering the input/output of hydrogen ion with respect o the aquifer, including nonconservative transport through the use of the retardation factor, the effect of a delay in the arrival of acid to the lake is demons...

Journal: :اکو هیدرولوژی 0
شهلا سلطانی دانشجوی کارشناسی ارشد هیدروژئولوژی، دانشکدۀ علوم طبیعی، دانشگاه تبریز اصغر اصغری مقدم استاد گروه علوم زمین، دانشکدۀ علوم طبیعی، دانشگاه تبریز رحیم برزگر دانشجوی دکتری هیدروژئولوژی، دانشکدۀ علوم طبیعی، دانشگاه تبریز نعیمه کاظمیان کارشناس آزمایشگاه کنترل کیفی آب استان آذربایجان ‏شرقی

the aim of this study is to assess the concentration of nitrate in groundwater resources of the kordkandi-duzduzan plain and to evaluate the vulnerability of the groundwater using avi and gods methods. kordkandi-duzduzan plain is located in east azarbaijan province in the northwest of iran, which groundwater is important for drinking and agriculture in the region due to scarcity of suitable sur...

2006
Tadanobu Nakayama Yonghui Yang Masataka Watanabe Xiying Zhang

We simulated the effects of irrigation on groundwater flow dynamics in the North China Plain by coupling the NIES Integrated Catchment-based Ecohydrology (NICE) model with DSSAT-wheat and DSSAT-maize, two agricultural models. This combined model (NICE-AGR) was applied to the Hai River catchment and the lower reach of the Yellow River (530 km wide by 840 km long) at a resolution of 5 km. It repr...

Hassan Vagharfard Mostafa Moradi Dashtpagerd,

Artificial recharge can be an effective method to raise the groundwater table and to resolve the groundwater crisis in Sefid dasht plain. The most important step to successful accomplishment of artificial recharge is locating suitable areas for artificial recharge. Hence this research carried out with purpose of determining suitable areas for artificial recharge in Sefid dasht plain. Slope, sur...

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