南海夏季风背景下的广州气溶胶光学特性变化特征

被引:10
作者
郑彬
吴兑
李菲
邓涛
机构
[1] 中国气象局广州热带海洋气象研究所/区域数值天气预报重点实验室
关键词
气候学; 气溶胶光学特性; 合成分析; 南海夏季风;
D O I
暂无
中图分类号
P427.2 [能见度、浑浊度];
学科分类号
0706 ; 070601 ;
摘要
利用广州番禺大气成分站观测的气溶胶资料和美国国家环境预报中心(NCEP)/美国国家大气研究中心(NCAR)再分析资料,通过合成分析和物理诊断分析研究大尺度南海夏季风活动背景下,广州气溶胶光学特性变化特征及其可能的原因。得到主要结果:南海夏季风活跃期间,广州气溶胶的消光特性经历了一个先增长后减弱的过程。资料分析表明,行星边界层层结变化和环境风场对广州气溶胶光学特性的变化有明显的影响,而南海夏季风活跃期间区域的非绝热加热和季风对流活动激发的气旋性环流异常则是行星边界层层结变化和环境风场变化的主要因素。
引用
收藏
页码:207 / 214
页数:8
相关论文
共 32 条
[1]  
Estimation of direct radiative forcing of Asian dust aerosols with sun/sky radiometer and lidar measurements at Gosan, Korea. Won,J. G.,Yoon,S. C.,Kim,S. W.,Jefferson,A.,Dutton,E. G.,Holben,B. N. Journal of the Meteorological Society of Japan . 2004
[2]  
Characteristics of carbonaceous aerosol in Pearl River Delta Region, China during 2001 winter period[J] . J.J Cao,S.C Lee,K.F Ho,X.Y Zhang,S.C Zou,Kochy Fung,Judith C Chow,John G Watson. &nbspAtmospheric Environment . 2003 (11)
[3]  
Dust aerosol impact on regional precipitation over Western Africa,mechanisms and sensitivity to absorption properties. Solmon F,Mallet M,Elguindi N et al. Geophysical Research Letters . 2008
[4]  
Impact of anthropogenic aerosols on Indian summer monsoon. C Wang,D Kim,AML Ekman,MC Barth,PJ Rasch. Geophysical Research Letters . 2009
[5]  
Observational evidence of a change in radiative forcing due to the indirect aerosol effect. PENNER J E,DONG XQ,CHEN Y. Nature . 2004
[6]  
Rainfall variations in the tropics during 1986-89,as estimated from observations of cloud-toptemperature. Janowiak,J E,,Arkin P A. Journal of Geophysical Research .
[7]  
Stronger constraints on the anthropogenic indirect aerosol effect. LOHMANN U,LESINS G. Science . 2002
[8]  
Characteristics of carbonaceous aerosol in Pearl River Delta Region, China during 2001 winter period. Cao J J,Lee S C,Ho K F,et al. Atmospheric Environment . 2003
[9]  
The dark side of aerosols. MEINRAT,O A. Nature . 2001
[10]  
Relationship between lidar-based observations of aerosol content and monsoon precipitationover a tropical station,Pune,India. DEVARA P C S,RAJ P E,PANDITHURAI G,et al. Meteorological Applications . 2003