The paper analyses the diffusion conditions of air boundary layers, the distribution and forecast of source air pollution and the current situation of air pollution.

分析了大气边界层扩散条件、大气污染源分布及预测、大气污染现状。

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This will allow truckers to reduce emissions significantly (diesel emissions include nitrous oxides, particulate matter, and other air toxics and they are a major source of pollution in some areas).

FORBES: Acceleration of the Natural Gas Highway

Janice Nolen, national policy adviser at the American Lung Association, says that rather than dealing with the harmful effects of air pollution, the focus should be on tackling the problem at source.

CNN: Smog-eating tiles gobble up air pollution