In 2011, the public showed concern over the hazy smog spanning large areas of China for long periods of time. The Chinese government responded to public requests for information transparency by revising air quality standards; a milestone for the development of cities' air quality information disclosure. To help the public understands trends and scope of the change and to raise the level of air quality information disclosure, IPE released a second Air Quality Transparency Index (AQTI) Assessment.

A pilot study on the geographical positioning of emissions pollution sources in China. This report explains the investigation of possible methods used to identify pollution sources and the benefits this will have for communities and the environment.