Story perspectives
Chiang Mai Considers Disaster Zone Amid Toxic Air Crisis
3/31/2026
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Story summary
- Chiang Mai province may declare the Mueang Na sub-district a disaster zone after four days of PM2.5 above 125 micrograms per cubic meter.
- PM2.5 levels exceed 900 micrograms per cubic meter in some areas.
- Mobile medical units will deploy on April 1 to help residents.
- Local officials meet to address the crisis caused by illegal burning and forest fires.
- Activists warn breathable air rights may be stalled in parliament.
