Lake Urmia is the world's second largest hyper saline lake and to the importance of climatic, economic, environmental, ecological and geographical regions in Iran is considerable and significant. As well as the lake water level other big lakes in the world during different years, has been marked periodic swings. In recent years it has had, a considerable reduction of water level, problems associated with the environmental lake and its inhabitants. Protecting and restoring Lake Urmia non- negligible and is considered one of the national objectives, lack of attention to this issue And continue to reduce the level of lake water crisis, can have adverse effects beyond the indiscriminate exploitation of groundwater aquifers, the groundwater levels drop And reducing capacity in most parts of the country. In this study, has checked the height of water level from 1977 to May 2016 and has been examined factors affecting on its decline. The results showed that the surface of the lake in 1977 to 1275.96 Meters in 2015 to 1270.67 meters; about 5.3 meters down but in May 2016, with increased rainfall and water level reached to 1271.1 compared to Last year rises 43 cm. Therefore, the adoption of appropriate and efficient solutions to need reclamation to revive Lake Urmia will see valuable opportunities, regional economic development.
کلید واژگان :Lake Urmia, crisis, water level
ارزش ریالی : 300000 ریال
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