| 1951—2009年大连市气候变化特征分析 |
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| 引用本文： | 赵冬艳.1951—2009年大连市气候变化特征分析[J].现代农业科技,2011(3):312-314,323. |
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| 作者姓名： | 赵冬艳 |
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| 作者单位： | 辽宁省大连市气象局; |
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| 摘 要： | 利用大连市1951—2009年常规气象资料,分析了大连市气温、降水量、日照时数、平均风速、蒸发量的变化特征。结果显示,大连市1951—2009年年平均气温呈显著上升趋势,春季和冬季上升趋势明显,夏季和秋季升温较弱。年极端最低气温上升趋势比年极端最高气温上升趋势更为显著。年降水量变化趋势不明显。年日照时数、年平均风速、年蒸发量均呈下降趋势。年蒸发量与年日照时数的相关性最显著,其次为年平均风速、年降水量,与年日照时数和年平均风速呈正相关,而与年降水量呈负相关。
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| 关 键 词： | 气候变化 特征 辽宁大连 1951—2009年 |
Analysis on Climate Change Characteristics in Dalian City from 1951 to 2009 |
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| Authors: | ZHAO Dong-yan |
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| Institution: | ZHAO Dong-yan(Dalian Meteorological Bureau in Liaoning Province,Dalian Liaoning 116001) |
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| Abstract: | With routine meteorological data in Dalian City from 1951 to 2009,the variation characteristics of the air temperature,precipitation,sunlight hours,wind speed,evaporation were analyzed.The results showed that the annual average temperature increased significantly;spring and winter average temperature increased more than summer and autumn average temperature;annual minimum temperature increased more than maximum temperature;precipitation had no obvious variation;annual sunlight hours,average wind speed,evapo... |
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| Keywords: | climate change characteristics Dalian Liaoning from 1951 to 2009 |
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