نتایج جستجو برای: urmia lake

تعداد نتایج: 44332  

Journal: :پژوهش های جغرافیای طبیعی 0
محمد حسین فتحی دانشجوی دکتری ژئومورفولوژی دانشگاه محقق اردبیلی عقیل مددی دانشیار ژئومورفولوژی دانشگاه محقق اردبیلی ابراهیم بهشتی دانشجوی دکتری ژئومورفولوژی دانشگاه محقق اردبیلی نادر سرمستی دانشجوی دکتری ژئومورفولوژی دانشگاه محقق اردبیلی

introduction urmia lake in the northwestern corner of iran is one of the largest permanent hyper saline lakes in the world and the largest lake in the middle east. it is extended as much as 140 km from north to south and is as wide as 85 km east to west during high water periods. qualitative and quantitative degradation of water resources is one of the major challenges in the way of sustainable...

2016
Ali Shalizar Jalali Mehdi Behfar Alireza Nourian

Ali Shalizar Jalali1*, Mehdi Behfar2 and Alireza Nourian1 1Department of Basic Sciences, Faculty of Veterinary Medicine, Urmia University, Urmia, Iran 2Department of Surgery and Diagnostic Imaging, Faculty of Veterinary Medicine, Urmia University, Urmia, Iran *Corresponding author: Ali Shalizar Jalali, Department of Basic Sciences, Faculty of Veterinary Medicine, Urmia University, Urmia, Iran, ...

Abbas Kakahaji Arash Razmkhah, Seyed Reza Alvankar

According to the water resources and climate change and challenges of Urmia Lake basin, which is the discharge and final destination of North West Rivers, a model was presented. Due to climate change and water resources in river basin such as rainfall, climate change in basin that has direct impact on evaporation over water catchment areas and lake water, this model can be provided. In addition...

Journal: :نشریه علمی - پژوهشی هیدرولوژی کاربردی 0
a.a rasouli university of tabriz, department of rs & gis, tabriz, azerbaijan, iran. k. chnung 2department of environmental sciences, macquarie university, sydney, australia. m. moharrami university of tabriz, department of rs & gis, tabriz, azerbaijan, iran. a. derafshi university of tabriz, department of rs & gis, tabriz, azerbaijan, iran.

the main aim of the present study was to map of urmia lake water surface diminishing rates over a long-term period, and demonstrating the most recent surface of emerged salty alluvial plains. for this purpose, landsat tm, etm+ and oli imageries, observing from 1984 to 2015, were progressively processed to generate most of the thematic models in tempo-spatial context. all multi-date satellite da...

Journal: :international journal of environmental research 0
s. farzin faculty of water engineering, department of civil engineering, university of tabriz, tabriz, iran p. ifaei faculty of water engineering, department of civil engineering, university of tabriz, tabriz, iran n. farzin faculty of electrical and computer engineering, university of tehran, tehran, iran y. hassanzadeh faculty of water engineering, department of civil engineering, university of tabriz, tabriz, iran m.t. aalami faculty of water engineering, department of civil engineering, university of tabriz, tabriz, iran

chaos theory discusses unstable and non-periodic behavior of non-linear fluctuating dynamicsystems. since evaporation level variations of lakes have a dynamic identity, chaos theory can have a uniquerole in collecting data of these variations. therefore it is an important and challenging problem in the field ofplanning and qualitative and quantitative management of urmia lake to verify whether ...

Journal: :Remote Sensing 2022

Drying lakes have become a new source of dust, causing severe problems in surrounding areas. From 2000 to 2017, statistical study was conducted on Lake Urmia Iran the Middle East. The results indicated significant increase annual number dusty days stations around lake and mean aerosol optical depth (AOD) at 550 nm. sharp decrease snowfall rate over area since 2007 has been linked lake’s decreas...

Journal: :تحقیقات منابع آب ایران 0
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