摘要
以1997-2004年济南市环境空气质量监测结果为依据，分析了济南市环境空气质量现状及污染变化趋势，污染综合指数8年总体来说有下降趋势，但最近5年基本无变化；分析了济南市大气污染特征及其原因为：由燃煤引起的SO2与烟、粉尘及地面扬尘污染形成了长期以来影响济南市空气质量的主导因素，并且随着机动车辆的迅速增加，机动车燃料燃烧造成的尾气污染亦不可忽视。
Base on the results of the environment air quality of Jinan city in the year of 1997-2004 of Jinan city, the environment air quality state condition and the pollution exchange trend of Jinan have been analyzed. In general, the pollution synthetically index has reduced trend in 8 years, but there is no changes in resent 5 years. The air pollution character and its cause of Jinan city has been analyzed. The ruling factors that long-term affected the Jinan air quality pollution are SOs,fly ash and dust, which mainly caused by coal combustion. Along with the increase of vehicle rapidly, the tail gas caused by fuel combustion couldn＇ t be neglected.
关键词
环境空气质量
污染特征
趋势
Environment air quality
Pollution character
Trend
