As Air Pollution Worsens in Hanoi, Heavy Smog Disrupts Flights at Noi Bai
Dark days for residents of the capital as local air pollution gets thick ahead of Tết.
Air Pollution Is Costing Vietnam's Economy $10.8–13.6bn a Year, Research Shows
Air pollution has been a daily annoyance for many Saigoneers, but how does this urban ailment translate into economic terms?