The Economics of Clean Air
How Beijing Cleaned Its Air
How China's 2013 action plan cut Beijing's PM2.5 by more than half within about a decade, the measures used, and lessons for Indian cities.
In 2013, Beijing faced an “airpocalypse”, with extreme smog.
The plan
China launched the Air Pollution Prevention and Control Action Plan in 2013.
Measures
- Coal: closed or converted coal boilers and shifted homes to gas and electric heating.
- Industry: shut or relocated polluting factories.
- Vehicles: stricter standards and limits on car numbers.
- Regional coordination across Beijing, Tianjin and Hebei.
- Monitoring and accountability for local officials.
Results
Beijing’s average PM2.5 fell by more than half between 2013 and the early 2020s.
Costs
- Rapid coal bans caused heating shortages in some villages in 2017.
- Factory closures cost jobs.
Lessons for India
- Regional action, since pollution crosses borders.
- Strong enforcement and accountability.
- Targeting major sources like coal.
Differences
China’s centralised system made rapid enforcement easier than in India’s federal democracy.
The coal-to-gas switch
Thousands of Beijing-area households replaced coal stoves with gas heaters, sharply cutting winter smoke.
Thinking severe pollution can't be reduced quickly
Beijing more than halved PM2.5 in about a decade.
Key takeaways
- Beijing launched a major action plan in 2013.
- Coal switching, factory controls and regional coordination helped.
- PM2.5 fell by more than half.
- Enforcement and regional action are key lessons.
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