العواصف الغبارية : مصادرها و مساراتها و تكرار حدوثها و انتشارها على سلطنة عمان في الفترة من (2000 م إلى 2014 م)‎

الملخص EN

During the period from 2000 to 2014, Sultanate of Oman has experienced about 70 dust storms, eighteen 18 of them were from the north and the northeast, and 52 dust storms originate from the west and the northwest.

Most of the dust storms were recorded in March with 14 cases, while in November zero cases were recorded Remote sensing data obtained from (Meteosat9-) and (Meteosat7-) revealed that the main outer sources of dust in the Sultanate are from the north and north East, especially from Thar Desert in Indian, Rajastan Desert in Afganistan, Balushistan region in Pakistan, and the Sastan region in Iran.

The dry flood plain in southern Iraq, the deserts of Syria, the Al Nufoth, Al Rub Al Khali and Al Dhana dune in Saudi Arabia, were the sources of dust storms from the west and northwest.

Geographical Information Systems (GIS) were applied to produce dust levels maps form.

The Satellites Images (Multi-angle Spectroradiometer) (MISR Level 3) show that dust levels were concentrating on the Western parts of Al-Wasta Governorate and on the North West of Dhofar Governorate.

The areas between the North Al Batina, Al Burami, and Al Dahira Governorates, experienced less dust levels most of the year.