Abstract: The process and mechanism of phytoremediation to chemical air pollution are introduced in this paper. The main measures and the tolerance index for the research in pollutant-resistant ability of plants, and the scientific basis of plant species selection for greening are described.

Key words: air pollution, phytoremediation, air pollution tolerance index, greening, plant selection

摘要： 简要介绍化学性大气污染的植物修复过程与机理,阐述植物对空气污染物抗性研究的主要方法和抗性指标,以及修复大气污染绿化树种的选择依据。

关键词: 大气污染, 植物修复, 抗污等级, 绿化, 植物选择