return icon Vietnamnet.vn
  • © Copyright of Vietnamnet Global.
  • Tel: 024 3772 7988 Fax: (024) 37722734
  • Email: [email protected]
Download app Send to editor
download app

outdoor air pollution

Update news outdoor air pollution

Hanoi’s residents alarmed at indoor air pollution
Vietnamnet global

Hanoi’s residents alarmed at indoor air pollution

Outdoor air pollution is considered a major factor leading to increased indoor air pollution in Hanoi.

Hanoi’s residents alarmed at indoor air pollution
Vietnamnet global

Hanoi’s residents alarmed at indoor air pollution

Outdoor air pollution is considered a major factor leading to increased indoor air pollution in Hanoi.