Polluted air has high concentrations of particulate matter (PM). They are around 10 micrometres (PM10) or 2.5 micrometres ...

Bangkok's skyscrapers lie shrouded by a thick layer of pollution haze, which continues to cause health concerns for residents ...

Pollution in many regions and Africa most especially, leads to complex issues that go beyond environmental concerns, ...

IQAir released a real-time report on air quality in Thailand today, highlighting the top 10 areas with the highest levels of PM 2.5 pollution.