近43年来小兴安岭及周边地区的气候变化特征

利用黑龙江省的逐日气象资料,对过去43年中的小兴安岭及周边地区的气候变化特征进行了分析,并与黑龙江全省的情况进行了比较.结果表明:该地区的气候变化特征与黑龙江全省基本一致,气候特征的季节性变化比较明显,同时小兴安岭地区的气候变化对周边地区产生了一定的影响.全省范围内气温均呈变暖趋势,小兴安岭最低气温的升高对其周边地区有一定的拉动作用全省以及小兴安岭及其周边地区年降水量出现较大波动的同时,降水越来越集中,且小兴安岭及其周边地区的水分条件要好于全省的平均水平.

Features of climatic change in Xiaoxing''''an Mountains and its surroundings over the last 43 years

Based on the daily meteorological data for Heilongjiang Province,the features of climatic change in Xiaoxing'an Mountains and its surroundings in the last 43 years were analyzed,and at the same time,the fealures were compared with that in the whole province.The results showed that the climatic features,which changed evidently,were basically coincident between in the mountains and its surroundings and in whole Heilongjiang Province.Through detailed analysis,it was found that the climatic change in the Mountains had an effect on its surroundings.Air temperature in the whole province had a rising trend and the rising minimum temperature in the Mountains had a driving force on that in its surroundings.Annual precipitation fluctuated largely and rainfall became concentrated.The water condition in the mountains and its surroundings was better than that in the whole province.