包头市近50年气候变化及对策

利用包头市1961—2010年的逐日气温、降水、风等气象要素资料,分析了近50年气候变化的时空特征。结果表明:包头市气候发生了明显的变暖过程,全市年平均气温升高了1.9～2.3℃,年平均最高气温升高1.3℃,年平均最低气温升高2.2～2.7℃,特别是20世纪80年代中期以后气温持续上升,冬季变暖尤为明显。而降水量没有趋势性的年际变化,呈现出箱体内的震荡。

The Climatic Change and Countermeasures Study in the Past 50 Years in Baotou

Using the daily temperature,precipitation,wind and other climatic element data from 1956 to 2005 in Baotou,the spatial-temporal characteristics of climatic change in the past 50 years are analyzed.The results showed that the obvious warming process has occurred in Baotou.The annual average temperature has risen by 1.5~2.3℃,the annual average maximum temperature has risen by 1.2~1.5℃,the annual average minimum temperature has risen by 1.9~3.3℃,especially at the middle of 80＇s temperature continued to rise,the warming in winter was obvious.The precipitation was no tendency of the inter-annual change,it showed oscillation in box.