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Published on: June 4, 2017
Chinese haze versus Western smog: lessons learned.
Junfeng Jim Zhang1, Jonathan M Samet1
11 Nicholas School of the Environment & Duke Global Health Institute, Duke University, LSRC A309, 308 Research Drive, Durham, North Carolina 27708, USA ; 2 Department of Preventive Medicine and Institute for Global Health, Keck School of Medicine of USC, University of Southern California, Los Angeles, CA 90089, USA.
Chinese haze, a severe air pollution issue, is compared to historical Western smog. This study offers global and historical perspectives, examining mitigation measures for China based on Western experiences.
Area of Science:
- Environmental Science
- Public Health
- Atmospheric Chemistry
Background:
- China faces severe air pollution, termed 'Chinese haze', distinct from historical Western smog.
- The Chinese haze problem emerged decades after Western nations improved air quality.
- A global and historical perspective is crucial for addressing China's air pollution.
Purpose of the Study:
- To compare Chinese haze with London-type and Los Angeles-type smog.
- To analyze China's air pollution within global trends.
- To identify mitigation strategies from Western countries for China.
Main Methods:
- Comparative analysis of different smog types.
- Historical and global trend analysis of air pollution.
- Review of air quality improvement measures in Western countries.
Main Results:
- Chinese haze shares characteristics with historical smog but has unique features.
- China's pollution trajectory aligns with global air pollution transition patterns.
- Western countries implemented diverse strategies including regulatory controls and technological advancements.
Conclusions:
- Understanding historical pollution transitions is key for China.
- Lessons from Western air quality improvements offer actionable insights for China.
- Tailored mitigation strategies are essential for China's air quality improvement.
