نوع مقاله : مقاله پژوهشی
عنوان مقاله English
نویسندگان English
In disaster risk management, recognizing, predicting and anticipating its occurrence plays an important role in the losses reduction. Therefore, identifying extreme events and examining changes in their occurrence is very important. For this purpose, according to the guidelines of the World Meteorological Organization (WMO) the extreme events that occurred in East Azerbaijan during in the last 10 and 5 years (2009-2018) were analyzed. The studied indicators are: heat waves, cold waves, extreme precipitation, dust and hail. During the study period, different regions of the province have been affected by climate extreme events. Heat indices show that during the last 5 years, the heat wave, its length and intensity has increased compared to the 10-year period, which indicates the impact of climate change in recent years. The cold wave and its intensity have increased in the last 5 years, but the cold wave length has decreased relatively. Heavy rainfall has increased in the northern half of the province over the past 5 years. The number of hail events does not show a noticeable trend during 10 years and its distribution is almost the same for 10 and 5 years`. The cities of Maragheh, Tabriz, Ahar, Jolfa, Varzeqan, Sarab, AjabShir and Shabestar have experienced the most extreme events during the last 10 years, respectively.
کلیدواژهها English