نتایج جستجو برای: conservation and management of water resources
تعداد نتایج: 24149516 فیلتر نتایج به سال:
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 ...
Land use planning is a science that determines the type of land use through studying the ecological character of the land as well as its socio-economic structure. It is possible to plan for the appropriate use of the land and to enhance the present management of the land use by utilizing Geographical Information System (GIS). To this end, our investigators identified and took steps toward devel...
Introduction Water resources are maybe the most important and the most necessary available resource for human and agriculture section. Agriculture section with almost 11 percent of gross domestic production, 23 percent of employment, and more than 80 percent of feeding the people of the country has a vital role in Iran's economy. Water as the most important factor in agriculture section, has...
nowadays, water supply for sustainable development is one of the most important concerns and challenges in most countries of the world. due to determination of groundwater potential zones are one of the important tools in the conservation, management and utilization of water resources. thus, the present study aimed to prioritize the effective factors on groundwater potential and its susceptibil...
many real water resources optimization problems involve conflicting objectives. in this study, multiobjective genetic algorithm nsga-ii, has been developed for optimization the conjunctive use of surface water and groundwater resources and optimal management of supply and demand of agricultural water. here, optimal allocation of land and water resources to the dominant products in najaf abad pl...
Rangelands are important for plant productivity, livestock production, wildlife,conservation of soil and water resources, and etc. One of the main problem of rangeland isthat has not been used based on its potential that leads to more degradation of rangelands.The purpose of this study was to evaluate the range management capability of Badrehregion in Ilam province, Iran, using ANP (Analytic Ne...
abstract: about 60% of total premium of insurance industry is pertained?to life policies in the world; while the life insurance total premium in iran is less than 6% of total premium in insurance industry in 2008 (sigma, no 3/2009). among the reasons that discourage the life insurance industry is the problem of adverse selection. adverse selection theory describes a situation where the inf...
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...
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