Environmental
Hanoi air quality listed among worst in ASEAN region
Hanoi's air is frequently among the worst in Southeast Asia, with seasonal smog and high PM2.5 levels
Recent monitoring has placed Vietnam as the second most polluted country in ASEAN and the 22nd worst air quality globally in 2025, with Hanoi often experiencing dense smog and elevated fine particulate pollution. The city's air quality problem is driven by industrial emissions, vehicle exhaust, and construction dust, severely affecting public health and urban life.
- Status
- active
- Location
- Hanoi, Vietnam
- Date added
- 2026-03-25 23:22 UTC
- Last updated
- 2026-03-25 23:22 UTC
- Source
- https://e.vnexpress.net
- Connected threats
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- Not Available