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沙尘天气对北京大气重污染影响特征分析
引用本文:张志刚,矫梅燕,毕宝贵,赵琳娜,高庆先,郭敬华,任阵海.沙尘天气对北京大气重污染影响特征分析[J].环境科学研究,2009,22(3):309-314.
作者姓名:张志刚  矫梅燕  毕宝贵  赵琳娜  高庆先  郭敬华  任阵海
作者单位:1. 北京师范大学,大气环境研究中心,北京,100875
2. 中国环境科学研究院,北京,100012
基金项目:环保公益性行业科研专项基金,国家科技部社会公益研究专项基金 
摘    要:利用北京市具有代表性的大气污染物监测站资料,统计出2000-2005年各月重污染的天数,并对4和5级的重污染特征进行分析.结果表明,北京市大气重污染主要源于颗粒物.分析了北京沙尘型重污染年、季节变化特征和表现形式等.利用2000-2005年北京及周边地区环境监测、卫星遥感以及气象等数据,对沙尘天气影响北京城区大气中ρ(PM10)进行分析发现,ρ(沙尘粒子)约占ρ(PM10)的1%~13%;沙尘天气的影响区域逐渐加重的顺序为前门<古城<车公庄<农展馆<东四<天坛<奥体中心<定陵;沙尘天气下ρ(PM10)具有双峰型特征,细粒子(PM2.5)质量浓度的增加对人体健康影响极为不利.

关 键 词:沙尘天气  重污染  沙尘粒子  影响
收稿时间:2008/6/17 0:00:00
修稿时间:2008/8/28 0:00:00

Analysis of the Heavy Polluting Effects of Sand Dust Weather in Beijing
ZHANG Zhi-gang,JIAO Mei-yan,BI Bao-gui,ZHAO Lin-n,GAO Qing-xian,GUO Jing-hua and REN Zhen-hai.Analysis of the Heavy Polluting Effects of Sand Dust Weather in Beijing[J].Research of Environmental Sciences,2009,22(3):309-314.
Authors:ZHANG Zhi-gang  JIAO Mei-yan  BI Bao-gui  ZHAO Lin-n  GAO Qing-xian  GUO Jing-hua and REN Zhen-hai
Institution:ZHANG Zhi-gang~1,JIAO Mei-yan~1,BI Bao-gui~1,ZHAO Lin-na~1,GAO Qing-xian~2,GUO Jing-hua~3,REN Zhen-hai~21.National Meteorological Center,Beijing 100081,China2.Chinese Research Academy of Environmental Science,Beijing 100012,China3.The Center for Atmospheric Environmental Study,Beijing Normal University,Beijing 100875,China
Abstract:Based on representative atmospheric contaminant monitoring data for Beijing,heavy pollution days on a monthly basis during 2000-2005 were calculated, and the 4 and 5-level heavy pollution characteristics were analyzed.The results showed that Beijing's heavy pollution was mainly from particulates.Additionally,the yearly changes and other characteristics of sand dust heavy pollution were analyzed.Based on meteorological data,meteorological satellite data and environmental monitoring data of Beijing and its su...
Keywords:sand dust weather  heavy pollution  sand dust particulate  effect  
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