نتایج جستجو برای: determining vulnerable areas of malekan plain aquifer for nitrate

تعداد نتایج: 22762088  

Journal: :Iranian Journal of Science and Technology-Transactions of Civil Engineering 2021

Abstract Choosing a suitable location for the disposal of municipal solid waste is an important environmental problem. Thus, locating landfill has been very important. Leachate from causes contamination groundwater. However, process complicated and based on qualitative quantitative criteria. Therefore, in this paper, hybrid approach determining optimal presented. Additionally, present study att...

Journal: :محیط شناسی 0
رضا لاله زاری دانشجوی کارشناسی ارشد آبیاری و زهکشی، دانشگاه شهرکرد سید حسن طباطبائی استادیار گروه مهندسی آب، دانشکده کشاورزی، دانشگاه شهرکرد

it is necessary to care the quantity and quality of the water resources especially in arid and semi-arid regions. shahrekord plain where it has a 551 km2 total area, groundwater is discharging almost 255 mcm annually and uses for drinking and agriculture. the main objective of this study was classification of groundwater quality and comparison with the drinking water standard limits in shahreko...

پایان نامه :موسسه آموزش عالی غیردولتی رودکی تنکابن - دانشکده ادبیات و علوم انسانی 1394

this study was conducted to investigate the effect of favorite-text on iranian intermediate efl learners’ vocabulary development. sixty learners from nour-al-mahdi english institute participated in the present study. having been homogenized by oxford placement test (opt), they were randomly assigned into two groups of 30, control and experimental. then both groups sat for a pre-test which was a...

Journal: :پژوهش و برنامه ریزی روستایی 0
مرتضی نعمتی محمود عبیات حسن دانشیان

1-introduction one of the problems that is important in the waste management is the topic of waste rural landfill site selection and latex resulting from that in rural areas. the latex can be because groundwater pollution the contamination vulnerability and groundwater protection assessment has proved to be an effective tool for the delineation of protection zones in area affected by groundwate...

Journal: :Hydrology 2022

The Po Plain (northern Italy) is one of the largest aquifers in Europe, and 67% utilized agricultural land this area classified as a nitrate vulnerable zone (NVZ). However, it hosts intensive agriculture livestock farming. In stretch Mincio River (a tributary River), hydraulic heads physico-chemical parameters river groundwater were monitored for hydrologic year (2020–2021), to evaluate effects...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1389

the quest for power has formed much of the world history especially in 20th and 21st centuries. oil (energy) particularly after industrial revolution has been a tool for conquest and power and has been transformed to a geopolitical issue. from a geopolitical point of view this has been the case for the last two centuries in central asia and caucasus. central asia and caucasus has always been...

Journal: :Annals of GIS 2017
Anil Shrestha Wei Luo

Groundwater nitrate contamination of the aquifer in the Central Valley, California is a major problem due to intense agricultural practice over the last decades. Excessive loading of fertilizer and manure in combination with hydrogeological parameters and geochemical conditions have enhanced the downward percolation of nitrate into the aquifer. A spatial variance-based geographical detector met...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - پژوهشکده ادبیات 1389

the present study reports an analysis of response articles in four different disciplines in the social sciences, i.e., linguistics, english for specific purposes (esp), accounting, and psychology. the study has three phases: micro analysis, macro analysis, and e-mail interview. the results of the micro analysis indicate that a three-level linguistic pattern is used by the writers in order to cr...

Journal: :Water 2022

This study aims at a groundwater vulnerability assessment of the Metaponto coastal plain, located in Basilicata region (southern Italy). In last century, intensive agriculture, zootechnical and industrial activities have significantly changed plain. These changes led to negative impacts on hydrogeological system intensifying risk aquifer pollution. The paper presents intrinsic carried out by GI...

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