The smaller particles could in fact be more harmful as they can get through the body's natural defenses and cause significant health problems.

Nearly the entire world is breathing dirty air, as a shocking map reveals that just 17 per cent of the world's cities meet air pollution guidelines.

Air pollution isn't always visible, but it's definitely real. To help us gain a better understanding of air quality around the world, BreezoMeter, an air quality analytics provider, is visually ...

Smoke from wildfires in Manitoba, a Western province facing its worst fire season in 30 years, has created hazardous air ...

The air in Paris, or any other location, changes through time. Air quality is shaped by both human and natural activities that create air pollution, as well as by natural processes like wind and ...

BENGALURU, India (AP) — Most of the world has dirty air, with just 17% of cities globally meeting air pollution guidelines, a report Tuesday found.

BENGALURU, India (AP) — Most of the world has dirty air, with just 17% of cities globally meeting air pollution guidelines, a report Tuesday found. Switzerland-based air quality monitoring ...