摘要
文章分析了拉萨节假日烧香、燃放烟花爆竹和汽车尾气三者对城市环境空气质量变化的影响。认为烟尘对城市空气质量有很大影响,使环境空气质量明显下降,而主要污染物为可吸入颗粒物PM10。
The paper analysis the variations of urban air quality which was caused by the smoke and dust produced by burning of fireworks and motor vehicle combustion.The result shows that burning of fireworks and motor vehicle combustion has an important influence on the air quality and the main pollutant is PM10 and has obviously caused the descent in air quality.
关键词
烟尘
城市
空气质量
对策
Fireworks burning
urban air quality
air pollution
