1. 2021 China Ecological and Environmental Status Bulletin,2021
2. The World Health Organization (WHO) Has Updated the “Global Air Quality Guidelines” to Provide New Targets for All Countries,2021
3. The Discharge of Pollutants Exceeding the Environmental Capacity by More than 50% Is the Root Cause of Frequent Heavy Pollution,2020
4. The Latest Scientific Research Results of a New Round of Beijing PM2.5 Source Apportionment Were Officially Released,2018
5. Source Apportionment of Particulate Matter in Tianjin,2017