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 ...

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

New Delhi — Authorities in India's sprawling capital city imposed even stricter emergency measures Monday in a bid to prevent illness as thick smog blanketed New Delhi. The air pollution was even ...

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

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

Thick smog blanketed India's capital Thursday as the annual ritual of choking on incredibly polluted winter air took hold of New Delhi yet again. Authorities ordered many students to stay home as the ...

Thick, toxic smog has once again enveloped northern India and eastern Pakistan just days before the start of Diwali, a Hindu festival typically celebrated with fireworks that each year sends air ...

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

Picturing air pollution isn’t hard in a world where 99% of people breathe polluted air. While reading this, you’re probably mentally visualizing an outdoor urban area with factories leaking out dense, ...