Air quality alerts hit three states as ozone and dust pollution rise, prompting warnings to limit driving and outdoor ...

Pedestrians walk along a road engulfed in thick smog in Lahore, Pakistan, on November 11. Lahore, a city of 14 million people and stuffed with factories, regularly ranks among the world's most ...

American Lung Association report comes amid Trump EPA’s expansive rollback of environmental protections ...

Research shows that high temperatures can worsen air pollution, increase ground-level ozone, trap harmful particles in the ...

A new analysis by the Group Against Smog and Pollution found the Pennsylvania Department of Environmental Protection is late ...

Chicago and most of its suburbs are under an air quality alert as unhealthy ozone levels grip the region from Tuesday into at ...

Seasonal smog is a major public health problem in Thailand. Long-delayed legislation aims to stop air pollution before it ...