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study of salt extraction in urmia lake

Lake Urmia, Iran: A summary review | SpringerLinkAnon. 1991–1993. [A study for the establishment of natural park on the islands of Urmia Lake]. Environment Protection Bureau of West Azarbayjan Province, Vols. 1–3.Lake Urmia News - اخبار دریاچه اورمیه: Study of .management .Currently monitoring the coastal areas and extraction of water level changes at different ... Study Area Urmia Lake as the largest water body in Iranian plateau is located between two major provinces of East Azerbaijan and west Azerbaijan .The lake .A Research on Lake Urmia (Orumieh): 2014Lake Urmia, located in NW of Iran, is the third largest salt-water lake on earth (Garousi et all, 2013) and is the most recognizable natural phenomenon known between two East and West Azerbaijan borders. Registered as a biosphere reserve by UNESCO and listed as a wetland of international importance under the 1971 Ramsar Convention (Nazaridoust, 2011), lake Urmia is a unique closed basin lake ...Health Consequences of Lake Urmia in Crisis in the ...Altitude of the lake is about 1276 m, and the salt amount varies from 185 to 220 g/liter. Lake Urmia regulates the temperature and humidity of the district and offers an appropriate place for agricultural activities. During the last decade, images show a quick and dis-tinct shrinking pattern in the lake area, especially in the eastern and southern parts,1 and this leads to the appearance of ...

Statistical Modeling of Future Lake Level under Climatic ...

study the fluctuations of Urmia Lake surface area, multi-temporal Landsat Images (ETM, TM and MSS sensors) over a 34-year period (1976 to 2010) were used (Fig.2). Spectral specifications and spatial resolution of each of the bands of this satellite are presented in Tables 1 and 2. In the present study, the coastlines extraction forThe Study of Phenolic Compounds Antioxidant Activity in ...The Study of Phenolic Compounds Antioxidant Activity in Methanolic and Aqueous Extracts of Several Plant Species of Urmia Lake Margin Parisa Faraji*, Rashid Jamei Department of Biology, Faculty of Sciences, Urmia University, Urmia – IRAN Available Online: 21st January, 2016 ABSTRACT This study was designed to examine in vitro antioxidant activity, scavenging capacity for total phenolic ...Evaluation of salt effects on some thermodynamic ...2 Water laboratory, Department of Authority of Water Resources, Water Organization, Urmia, Iran ABSTRACT: In this study some thermodynamic parameters including freezing point, boiling point and the vapor pressure of Urmia Lake salt water were investigated as some important environmentally monitored physicochemical properties of Urmia Lake. In this regard salt concentration is chiefly ...

The Relationship of Salt Classification with Distance to ...

The evaporation from the surface of the Lake Urmia leaves a huge amount of salt in near coast lands. These evaporative deposits can be sources of many kinds of diseases and also environmental and economic damages. The results indicate that the classes with high intensity of salts as Extremely Salty areas, mainly saturated in Digital Numbers of the three visible bands, are located in an average ...A simple, robust, and automatic approach to extract water ...In this study, to determine the exact area of Lake Urmia in different years and to determine the exact boundary between water, land, and salt around the lake, different spectral indices, such as NDWI, MNDWI, NDVI, WRI, NDMI, and AWEI, were extracted on the lake using Landsat 8 satellite images.Consequences of Drying Lake Systems around the Worldand State Lands and the Great Salt Lake Advisory Council. While there are more than 25 significant lakes drying around the world, this study focused on eight terminal saline lakes that share characteristics with Great Salt Lake, namely: Lake Urmia, Aral Sea, Lake Poopó, Owens Lake, Salton Sea, Dead Sea, Bakhtegan Lake, and Mono Lake.Climate change or irrigated agriculture – what .14.01.2020· Lake Urmia is an endorheic lake located in north-west of Iran (Fig. 1).With an average original surface area of about 5,000 km 2 it is one of the largest hypersaline lakes on earth 1,2,3 ...A simple, robust, and automatic approach to .In this study, to determine the exact area of Lake Urmia in different years and to determine the exact boundary between water, land, and salt around the lake, different spectral indices, such as NDWI, MNDWI, NDVI, WRI, NDMI, and AWEI, were extracted on the lake using Landsat 8 satellite images. Then, by using Otsu's thresholding method, a threshold value was automatically determined to detect ...

DIVERSITY OF CULTIVABLE MICROORGANISMS IN THE EASTERN .

Description of the study site Urmia Salt Lake (37° 32′ N, 045° 43′ E) in the northwest of Iran is the second lake in the world after the Great Salt Lake in the western USA in terms of NaCl concentration. The average salinity is about 220 to 300 g/L, depending on various In this study we employed culture techniques to study microbial diversity in Urmia Lake, a hypersaline lake in ...CONSTRUCTION OF A CAUSEWAY BRIDGE .Construction of a causeway bridge on the Lake Urmia accelerated the drying trend of the largest hyper-saline lake of the world. The objective of the research is to investigate the differences of precipitation and river discharge before and after initiation of the construction of the bridge in 2000. The study area was the watershed of the lake.Selective adsorption of lithium ions from Urmia .Request PDF | Selective adsorption of lithium ions from Urmia Lake onto aluminum hydroxide | In the present study, recovery of lithium as lithium aluminate from Urmia Lake was investigated. A ...DIVERSITY OF CULTIVABLE MICROORGANISMS IN THE .In this study we employed culture techniques to study microbial diversity in Urmia Lake, a hypersaline lake in northwest of Iran. Water, soil and salt samples were taken from the Eastern part of Urmia Salt Lake in September 2011. A total of 11 water samples and 30 soil and salt samples were taken from 41 sites in the Lake.Interaction of lake-groundwater levels using cross ...10.08.2020· Lake Urmia (LU) is the second largest hypersaline lake in the world. Lake Urmia's water level has dropped drastically from 1277.85 m to 1270.08 m a.s.l (equal to 7.77 m) during the last 20 years, equivalent to a loss of 70% of the lake area.Lake Urmia News - اخبار دریاچه اورمیه: Study of Lake Urmia ...Fig 2 shows images resulting from applying this index for Urmia Lake. - Trend Analaysis The other object of this paper is to predict the trend of land use changes in the future .Many methods can be applied to predict the trend .In this paper, two methods are used. Fig3 shows trend change map of Urmia Lake .Supreme National Security Council to weigh up .The Lake Urmia is naturally salty being located near the salt mountains. In April, when the surface water has been over 2.1 billion cubic meters, the analysis showed a salt content of gram per liter, which has currently reached grams per liter.(PDF) Environmental crisis in Lake Urmia, Iran: a ...Lake Urmia, located in NW of Iran, is the third largest salt-water lake on earth. Due to poor water management and construction of 48+ dams, more than 70% of the lake surface areas has already ...

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