Nearly the entire world is exposed to air at some point that doesn't meet the strict standards set by the World Health ...

The Bangkok Air Quality Data Center reported a moderate air quality level in the city on the morning of February 17, with the average PM 2.5 concentration at 34.9 µg/m³, classified as “yellow” or ...

People in Laos are growing worried as they are forced to live daily with unhealthy levels of PM 2.5, or fine particles ...