Haze pollution was a chronic problem nationwide, long before the capital was blanketed in PM2.5 pollutants over the past few weeks. The situation is so serious the government recently allocated ...

PM2.5 air particulate levels around 10 micrograms is good air quality. But, research shows that even under "acceptable" ...

Over the past 24 hours, PM2.5 levels in Bangkok have ranged from ... Air circulation during Jan 9-17 is forecast to be poor, meaning dust levels are likely to rise over the next few days before ...