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中文摘要: 用12个观测站的1961~2000年40年的沙尘暴、大风日数和降水量等观测资料,分析了内蒙古赤峰地区沙尘暴发生的地理分布、年际和年代际变化特征等。结果表明:赤峰地区近40年来沙尘暴呈减少趋势,其特殊的地形特征和多风的气候特点是沙尘暴多发的主要原因。
中文关键词: 沙尘暴,气候特征,环流型
Abstract:Based on the dust-storm,gale days and precipitation data at 12 meteorological stations in Chifeng,Inner Mongolia from 1961 to 2000,the geographical distribution characteristics and seasonal,annual and decadal characteristics of dust-storm are analyzed. The results show that dust-storm days in Chifeng decreased for the last 40 years,the special landscape and strong windy characteristics in this area are the main causes. The main synoptic type of dust-storm occurring in Chifeng is given too.
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基金项目:国家重点科技项目 2000-K01-03-02资助
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引用文本:
尤莉,程玉琴,张少文,王国勤,2004.内蒙古赤峰地区沙尘暴发生特点及成因[J].气象,30(5):38-41.
,2004.Features and Causes of Dust-storm in Chifeng,Inner Mongolia[J].Meteor Mon,30(5):38-41.
尤莉,程玉琴,张少文,王国勤,2004.内蒙古赤峰地区沙尘暴发生特点及成因[J].气象,30(5):38-41.
,2004.Features and Causes of Dust-storm in Chifeng,Inner Mongolia[J].Meteor Mon,30(5):38-41.