نتایج جستجو برای: Zayandehrood
تعداد نتایج: 33 فیلتر نتایج به سال:
Water is the key of national development. Wherever a spring has been dried out or a river has changed its course, the area’s people have migrated and have been scattered and the area’s civilization has lost its brilliance. Today, air pollution, global warming and ozone layer damage are as the problems of countries, but certainly in the next decade the shortage and pollution of waters will be im...
Life in central Iran depends on the Zayandehrood river, making the preservation of its quality important. Salinization and pollution of the flow as a result of different organic and inorganic pollutants create serious threats to the environment and to the agricultural activities in the region. Although the role of the main drains discharged into the Zayandehrood in changing its quality is well ...
Background & Aims of the Study: In this research, Long-Term Hydrologic Impact Assessment model is selected for simulation of runoff and NPS pollution. The aim of this study is modeling of non-point source pollution by L-THIA model in Zayandehrood watershed in 2015. Materials & Methods: In this study, analytical survey and investigation of references in the context of libr...
objective: zayandehrood habitat has economical and environmental importance in central plateau of iran and it performs a vital role for habitants, agriculture section and the industries which are located along river bed. so current research has been done to measure the contamination of heavy metals, its changes along the river route and defining the important and effective regions on this c...
background & aims of the study: in this research, long-term hydrologic impact assessment model is selected for simulation of runoff and nps pollution. the aim of this study is modeling of non-point source pollution by l-thia model in zayandehrood watershed in 2015. materials & methods: in this study, analytical survey and investigation of references in the context of library studies has been us...
BACKGROUND Phage therapy or use of lytic bacteriophages for eliminating bacterial populations has been developed for several aspects of human affairs such as medicine, agriculture and food industries. OBJECTIVES The high load of coliforms of treated wastewater effluents that are discharged into the rivers or agricultural lands is a serious concern of the Iran Department of Environment and the...
Life in central Iran depends on the Zayandehrood river, making the preservation of its quality important. Salinization and pollution of the flow as a result of different organic and inorganic pollutants create serious threats to the environment and to the agricultural activities in the region. Although the role of the main drains discharged into the Zayandehrood in changing its quality is well ...
Understanding the quality of groundwater resources, which are the largest available freshwater reservoir, is one of the needs in planning and developing water resources. The purpose of this research was to study the quality changes of groundwater resources in the upstream aquifers of Zayandehrood Dam (1995-2016) and to evaluate water quality in terms of drinking and agricultural consumption and...
to date, no comprehensive study has been carried out on the chironomid larvalidentification in running waters of the country, in particular in large rivers. therefore, this article is thefirst of its kind in iran that has come out in english. samples were collected in 9 sites from thezayandehrood river a distance of 230 km down the zayandehrood dam. the sampling was repeatedfour times: november...
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