نتایج جستجو برای: ground water resources

تعداد نتایج: 919558  

The intensive use of groundwater resources has often affected ground water levels in many parts of the world. Therefore, the strategic management of water resources for better planning of water resources seems necessary, In this study SWOT strategy was applied for strategic management of water resources in Abarkouh plain. In order to launch this strategy, we first extracted the weaknesses, stre...

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

the caspian sea contains great resources of oil and gas. the caspian sea is a 700- mile- long body of water in central asia, land located between azerbaijan, iran, kazakhstan, russia and turkmenistan. iran was challenges and opportunities in the caspian region. key question in this thesis includes three section that first question, opportunities of iran in the caspian region, second question ch...

In recent years, with excessive extraction of groundwater resources, Hamedan-Bahar-plain’s ground water level dropped severely. So it is important to apply appropriate management strategy for the optimal utilization of this resource. In the economic management of water resources, the main issue is a balance between supply and demand for water. In creating this balance, an important role is the ...

Journal: :international journal of environmental research 2011
a. romanelli h.e. massone o.m. qutrozl

this paper gives an account of the implementation of geomorphological, hydrogeological, hydrochemical and isotopic techniques to understand groundwater-surface water interactions in a multiple use area, los padres-la brava corridor (se of buenos aires province, argentina). the isophreatic map reveals a regional flow from the sw to ne sector, and allowed us to define the effluent-influent behav...

Journal: :محیط شناسی 0
سعید کریمی مهدی صالحی مؤید حمید رضا جعفری

water is an important element and plays a vital role in the formation and survival of natural, economical and social systems in dry climates. thus, there is a significant necessity to present an optimal method for utilization of water resources in these regions. constructing dams has been a prevalent method for exploitation of water shed resources for a long time which has positive and negative...

Journal: :آب و خاک 0
عبدالرضا واعظی هیر مهری تبرمایه

introduction: ground water as a dynamic and recyclable natural resource in fractured rock terrains are characterized by single and double fracture porosity models. due to the heterogeneous nature of the medium hydraulic properties of these rocks are mainly controlled by fracturing and influenced by multivariate parameters. this heterogeneity is due to various compactions , density of fractures ...

Journal: :International Journal of Scientific Research and Management 2020

Journal: :environmental health engineering and management 0
soheil sobhanardakani department of the environment, college of basic sciences, hamedan branch, islamic azad university, hamedan, iran lobat taghavi department of the environmental pollution, college of environment and energy, science and research branch, islamic azad university, tehran, iran behzad shahmoradi kurdistan environmental health research center, kurdistan university of medical sciences, sanandaj, iran amin jahangard young researchers & elite club, hamedan branch, islamic azad university, hamedan, iran

background: iran is located within the dry and semi dry regions, thus almost 90% of the required water is secured via the use of groundwater. owing to the increasing pollution of water resources, this study was performed to evaluate water quality pollution indices for heavy metals (as, zn, pb and cu) contamination monitoring in toyserkan plain during spring and summer in 2012. methods: a total ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بوعلی سینا - دانشکده علوم کشاورزی 1386

چکیده ندارد.

S. D. Limaye

Hard rock aquifers for the purpose of this Paper mean the non-carbonate, fractured rock aquifers in the terrain covered by crystalline basement complex, metamorphic rocks and also by extensive effusive volcanic rocks like the basalts of western India (Deccan traps. Ground water development in hard rock aquifer areas has always played a secondary role compared to that in the areas having high-yi...

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