| 合作市1958—2009年气候变化特征分析 |
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| 引用本文： | 卓玛兰草,刘普幸.合作市1958—2009年气候变化特征分析[J].人民黄河,2012,34(4):33-36. |
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| 作者姓名： | 卓玛兰草 刘普幸 |
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| 作者单位： | 西北师范大学地理与环境科学学院,甘肃兰州,730070 |
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| 基金项目： | 甘肃省科技计划项目(0803RJZA094);甘肃省教育厅导师项目(0801-11) |
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| 摘 要： | 为了揭示西北地区局部小气候的变化趋势,对合作市气候要素的变化趋势进行了系统分析。结果表明:1958—2009年合作市年平均气温总体呈升高趋势,冬季升温最显著,升温幅度最大;降水量呈波动减小趋势,日照时数呈增大趋势;平均气温和最低气温的变化趋势在1990年发生突变,最高气温在1994年发生突变,年降水量和日照时数在1958—2009年无明显突变。
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| 关 键 词： | 气候变化 降水 日照时数 气温 合作市 |
Characteristics of Climate Change of 1958 -2009 in Hezuo City |
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| ZHUO Ma-lan-cao
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LIU Pu-xing.Characteristics of Climate Change of 1958 -2009 in Hezuo City[J].Yellow River,2012,34(4):33-36. |
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| Authors: | ZHUO Ma-lan-cao LIU Pu-xing |
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| Affiliation: | (College of Geography and Environment Science,Northwest Normal University,Lanzhou 730070,China) |
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| Abstract: | In order to reveal the northwest region of the microclimate of change trend,the trend of climate elements of Hezuo was analyzed.The results show that change trends of annual mean temperature are increasing form 1958 to 2009.It obviously increases in winter and the increasing range is the maximum.The precipitation is in the trend of decrease and the sunshine hours increase.The mean annual temperature and minimum temperature have been changed abruptly in 1990.The maximum temperature have been changing abruptly in 1994,however,the precipitation and sunshine hours have not abrupt change during the period of 1958-2009. |
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| Keywords: | climate change precipitation sunshine hours temperature Hezuo City |
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