| 红河中下游流域气候变化特征分析 |
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| 引用本文： | 李华伟,王建华,黄建云.红河中下游流域气候变化特征分析[J].云南地理环境研究,2011(Z1):1-7. |
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| 作者姓名： | 李华伟 王建华 黄建云 |
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| 作者单位： | 红河州气象局;石屏县气象局; |
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| 摘 要： | 随着全球气候变暖,大气环流异常调整和人类活动的消极因素影响,江、河流域的气候正不断发生变化。选取红河中下游的元江、元阳、河口作为代表站,利用近40年的观测资料进行线性趋势及异常值分析,旨在找出近年来红河流域的气候变化特征。结果表明红河流域近40年来,年降雨量呈增加趋势,气温呈现明显上升趋势。红河流域春季有暖干向冷湿过渡的趋势,夏季有冷干向暖湿过渡的趋势,秋季和冬季均有冷湿向暖干过渡的趋势。从异常情况来看,降雨平均每6～7年就会出现异常偏多或偏少年份,气温从20世纪80年代起,平均每4年左右时间就会出现异常现象。
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| 关 键 词： | 红河流域 气候 异常 特征分析 |
THE MIDDIE AND LOWER REACHES BASIN OF HONGHE CLIMATIC CHANGE CHARACTERISTIC ANALYSIS |
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| LI Hua-wei,WANG Jian-hua,HUANG Jian-yun.THE MIDDIE AND LOWER REACHES BASIN OF HONGHE CLIMATIC CHANGE CHARACTERISTIC ANALYSIS[J].Yunnan Geographic Environment Research,2011(Z1):1-7. |
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| Authors: | LI Hua-wei WANG Jian-hua HUANG Jian-yun |
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| Institution: | LI Hua-wei~1,WANG Jian-hua~2,HUANG Jian-yun~1 (1.Honghe Meteorological Office,Mengzi 661100,Yunnan,China,2.Shiping County Meteorological Burea,Shiping 662200,China) |
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| Abstract: | Along with the global warming,the atmospheric circulation exceptionally adjusts the negative factor influence which and the humanity moves,the river,the river basin climate is changing unceasingly.Selects middle and lower reaches Red River's Yuanjiang,Yuanyang and Hekou achievement represents the station,uses the near 40 year observed data to carry on the linear tendency and the unusual value analysis,was for the purpose of discovering the recent years Red River basin the climatic change characteristic.The ... |
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| Keywords: | Basin of Honghe climate exceptionally characteristic analysis |
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