Remote impacts from the tropical Indian Ocean on haze pollution in January over the Yangtze River Delta

被引：1
|
作者：
Shuwei Xia [1 ]
Zhicong Yin [1 ,2 ,3 ]
Huijun Wang [1 ,2 ,3 ]
机构：
[1] Key Laboratory of Meteorological Disaster,Ministry of Education/Joint International Research Laboratory of Climate and Environment Change (ILCEC)/Collaborative Innovation Center on Forecast and Evaluation of Meteorological Disasters(CIC-FEMD),Nanjing Unive
[2] Southern Marine Science and Engineering Guangdong Laboratory (Zhuhai)
[3] Nansen-Zhu International Research Center,Institute of Atmospheric Physics,Chinese Academy of Sciences
来源：
Atmospheric and Oceanic Science Letters | 2021年 / 14卷 / 03期
基金：
中国国家自然科学基金;
关键词：
海温; 热带印度洋; 霾污染; CESM-LE;
D O I：
暂无
中图分类号：
X513 [粒状污染物]; P73 [海洋基础科学];
学科分类号：
0706 ; 070602 ; 0707 ;
摘要：
近年来,长三角霾事件频发,对人类和生态系统健康造成了严重危害.结果表明:热带印度洋12月海温与长三角1月霾日数呈显著正相关,特别是1999-2017年.12月,海温正异常加热上层空气,1月在对流层上层激发类似MatsunoGill模态和一系列Rossby波列,将信号传输至长三角,随后向下游日本海和阿留申群岛传播.长三角异常气旋中偏东风削弱东亚急流,影响该地气候.在近地面,SAT增加,偏南风盛行,风速减小,并伴有上游地区影响,有利于霾污染发生.上述分析结果在CESM-LE数值实验中得到很好的再现.
引用
收藏
页码：51 / 55
页数：5
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