نتایج جستجو برای: lake urmia basin

تعداد نتایج: 97887  

Journal: رستنیها 2014
Abbas Samadi Asadollah Babai-Ahari Mahdi Arzanlou, Rosita Samadi Youbert Ghosta

Biodiversity of soil fungi was explored in soils of the National Park of Urmia Lake. For this purpose, 46 soil samples were collected from 5–15 cm depth and isolation was made using soil dilution plate and Warcup soil plate methods. Fungal isolates were identified based on cultural and morphological criteria. The results obtained in this study revealed that there is a rich diversity among hypho...

Journal: :تحقیقات آب و خاک ایران 0
میثم قدوسی کارشناس ارشد منابع آب دانشگاه تربیت مدرس مجید دلاور استادیار گروه منابع آب دانشگاه تربیت مدرس سعید مرید استاد گروه منابع آب دانشگاه تربیت مدرس

urmia lake is the largest lake in the country which during recent years faces a dramatic reduction in the water level. many reasons such as climate change, continuous droughts, development of cultivation and land use changes as well as construction of dams were mentioned, but the provided reasons have less been well documented by scientific evidences. this study is an attempt to investigate the...

2012
Bakhtiar Feizizadeh Thomas Blaschke

GIS-based Multicriteria Decision Analysis (GIS-MCDA) provides a rich collection of techniques and procedures for landslide susceptibility mapping. In this study landslide susceptibility was evaluated by applying different analytical GIS techniques based on Ordered Weighted Averaging (OWA) criteria. The OWA-MCDA is complemented by a Monte Carlo Simulation (MCS) and a Dempster-Shafer Theory (DST)...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
شهرام محمدزاده دانشجوی دکتری ترویج و آموزش کشاورزی دانشگاه تربیت مدرس حسن صدیقی دانشیار گروه ترویج و آموزش کشاورزی دانشگاه تربیت مدرس غلامرضا پزشکی راد دانشیار گروه ترویج و آموزش کشاورزی دانشگاه تربیت مدرس مجید مخدوم استاد پردیس کشاورزی و منابع طبیعی دانشگاه تهران محمد شریفی کیا استادیار گروه سنجش از دور دانشگاه تربیت مدرس

the purpose of this research was to analyze the impact of agronomic land use change to orchard in the west of urmia lake basin. the target population was about 12000 consisting of all the farmers in the west of urmia lake basin that changed their agronomic land use to orchard. using cochran’s formula and stratified random sampling method, 150 apple and grape growers were chosen. required data w...

In integrated water resources management at the basin level, integrated view of the system and taking into account the interactions between the various components is essential. System dynamic model is a management tools according this approach that in addition to describing complex systems of water resources provide the possibility of user involvement in the development model. This study have b...

Journal: :Sustainability 2023

The agricultural sector in general, and Iran particular, is a major consumer of water now finds itself under significant pressure due to deficiency. This study used the Protection Motivation Theory detect reasons for imprudent consumption further its conservation. was extended particular application seriously affected basin, Urmia Lake Basin Northwest Iran. factors governing water-saving intent...

Journal: :اکو هیدرولوژی 0
فرخ اسدزاده استادیار گروه علوم خاک، دانشکدۀ کشاورزی، دانشگاه ارومیه مطلب بایزیدی استادیار گروه مهندسی آب دانشگاه آزاد اسلامی واحد سنندج مهری کاکی کارشناسی ارشد مهندسی منابع آب، دانشگاه تبریز

drought as a climatic phenomenon affected many different environmental issues and generally is associated with the decreasing in average precipitation. evaluation and monitoring of the drought is a fundamental step in proper programming of water resources management. regarding the recent conditions water scarcity in the urmia lake basin, assessment of the drought index in this region is inevita...

2009
Mahdi Zarghami

Limited water resources with uneven distribution in addition to the growing demands are the main challenges of the water governance in Iran. The Government has planned several water resources development project and due to their complex technical, socio-economical, and environmental outcomes, comprehensive evaluation is needed. To select more adaptive and accountable projects, suitable group de...

Journal: :محیط شناسی 0
سیده آل محمد کارشناسی ارشد برنامه ریزی، مدیریت و آموزش محیطزیست، دانشگاه تهران احمد رضا یاوری دانشیار گروه برنامه ریزی، دانشکدۀ محیطزیست، دانشگاه تهران اسماعیل صالحی دانشیار گروه برنامهریزی، دانشکدۀ محیطزیست، دانشگاه تهران لعبت زبردست استادیار گروه برنامه ریزی، دانشکدۀ محیطزیست، دانشگاه تهران

introduction average per-capita renewable water of iran is decreasing strongly. in near future water wars in the middle east are predictable. exploitation of land resource has the most significant impact on wetlands. wetlands degradation is the serious warning to unsustainable development. despite that the lake urmia is recorded in conservation lists as iranian national parks, ramsar sites and ...

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