globalchange  > 气候变化事实与影响
CSCD记录号: CSCD:5912659
论文题名:
赣南地区近58年来极端气候变化趋势分析
其他题名: Trends of Extreme Climate in South Jiangxi from 1956 to 2013
作者: 吴丹瑞1; 吴安琪2; 何新玥2; 李明1
刊名: 长江科学院院报
ISSN: 1001-5485
出版年: 2017
卷: 34, 期:1, 页码:445-450
语种: 中文
中文关键词: 气候变化 ; 极端气候 ; 赣江流域 ; 年最高气温 ; 年最大日降雨量
英文关键词: climate change ; extreme climate ; Ganjiang River Basin ; maximum annual temperature ; maximum annual daily rainfall
WOS学科分类: METEOROLOGY ATMOSPHERIC SCIENCES
WOS研究方向: Meteorology & Atmospheric Sciences
中文摘要: 极端天气事件对人类和自然环境的影响巨大,为评估其变化趋势,采用Mann-Kendall趋势检验和线性倾向估计法分析了赣南地区19562013年基于气温和极端降水的8个指标的变化趋势。结果表明: ①年降雨总量没有显著变化,季节性变化差异较大; ②气温在年尺度和季节尺度变化一致,几乎全部站点年最高气温和年最低气温都有显著上升趋势,且秋季上升幅度最大,其最低气温最大上升幅度为每10 a上升0.39 ℃; 除春季外,日温差均为减小趋势; ③极端降水事件有增加趋势,年尺度上最大日降雨量和最大3日降雨量均有显著增加趋势,冬季增加趋势更加显著。本研究结果显示赣南地区气温变化趋势与全球变暖保持一致,极端降水事件也在加剧。
英文摘要: Extreme weather events have huge impact on human and the environment. In this article,Mann-Kendall test and linear trend method were adopted to examine the trend of eight indicators according to temperature and precipitation data in south Jiangxi Province from 1956 to 2013. The indicators include average value of daily maximum temperature difference (MxT),average value of daily minimum temperature (MnT),average value of daily temperature difference (△T),total precipitation (P),annual maximum 1-day rainfall (AM1R),annual maximum 3-day rainfall (AM3R),annual maximum 5-day rainfall (AM5R),and annual maximum 7-day rainfall (AM7R). Results showed that 1) there was no significant change in annual precipitation index,but the seasonal variations were obvious; 2) temperature indicators showed the same trend both in year scale and in season scale,and in almost all the sites MxT and MnT showed significant upward trend,in particular,MnT in autumn had the largest increase of 0.39 ℃ per decade. △T decreased except in spring; 3) extreme precipitation events showed an upward trend,and AM1R and AM3R increased significantly,especially in winter. The research results suggest that the temperature trend in Southern Jiangxi is in accordance with global warming trend,and extreme precipitation events are intensifying.
资源类型: 期刊论文
标识符: http://119.78.100.158/handle/2HF3EXSE/153355
Appears in Collections:气候变化事实与影响

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作者单位: 1.江西师范大学, 鄱阳湖湿地与流域研究教育部重点实验室, 南昌, 江西 330000, 中国
2.河海大学水文水资源学院, 南京, 江苏 210098, 中国

Recommended Citation:
吴丹瑞,吴安琪,何新玥,等. 赣南地区近58年来极端气候变化趋势分析[J]. 长江科学院院报,2017-01-01,34(1):445-450
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