摘要
本文简述了 PM2.5的性质、来源、对人体健康和大气能见度的影响等，对有关 PM2.5的空气质量标准的立法情况进行了介绍，并全面综述了国内外开展的相关研究。
In this paper, characteristics, and origin of PM2.5 and its effects on health and visibilities were briefly described. The introduction of the new National Ambient Air Quality Standard for PM2.5 in the USA resulted in controversy. The PM2.5 related research was also overviewed concisely.
出处
《世界环境》
2000年第4期32-34,共3页
World Environment
