In terms of 2024 average PM2.5 concentration, the capital Hanoi was ranked seventh across 121 regional capital cities surveyed, higher than Indonesia’s Jakarta, in tenth place.

Hanoi’s skies have been shrouded in haze, with air quality rankings labeling the city as one of the most polluted globally, a crisis demanding immediate attention.

The transition towards green transport like EVs (electric vehicles) is presenting both opportunities and challenges in the effort to improve air quality in Vietnam.