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The Impacts of Different Kinds of Dust Storms in Hot and Dry Climate, A Case Study in Sistan Region | ||
Desert | ||
مقاله 3، دوره 17، شماره 1، شهریور 2012، صفحه 15-25 اصل مقاله (443.64 K) | ||
نوع مقاله: Research Paper | ||
شناسه دیجیتال (DOI): 10.22059/jdesert.2012.32007 | ||
نویسندگان | ||
A. Pahlavanravi* 1؛ A. Miri1؛ H. Ahmadi2؛ M.R. Ekhtesasi3 | ||
1Faculty of Natural Resources, University of Zabol, Zabol, Iran | ||
2Islamic Azad University, Science and Research Branch, Tehran, Iran | ||
3Faculty of Natural Resources, University of Yazd, Yazd, Iran | ||
چکیده | ||
Dust storms are catastrophic natural disasters that beside other disasters frequency occur in the arid and semiarid regions worldwide. Drought occurrence, climate aridity, dryness of the Hamoun Lake cause strong winds to below. These conditions have been prepared for dust storms in Sistan region. The damages to Sistan society have been measured using different criteria. The result shows that, peak of dust storms takes place at 10:30 am and the particular minimum was recorded at 6:30 pm. The maximal frequency of dust storms has been occurred in June and July. Since the dust storms cause extensive damages, an attempt has been made to quantify the damage costs using an analyticaldescriptive method based on questionnaires completed by the local community and organizations. The cumulative losses in terms of physical damage and loss of productive man-hours have been estimated US$ 99.190 million, over a five year period between 2000-2005. | ||
کلیدواژهها | ||
Dust Storm؛ Local Community؛ Damage costs؛ Sistan | ||
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