Our atmospheric environment quality is worrying. Soot and car exhaust are the main issues needing to be immediately solved.
我国城市大气环境质量不容乐观，特别是煤烟加汽车尾气复合型污染是当前急待解决的问题。
2
The atmospheric problems lying ahead of mankind and demanding prompt solution: destroy of ozonosphere, greenhouse effect, acid rain and automobile exhaust pollution were summarized in this paper.