The Trump administration is moving to limit obligations on certain upwind states to cut smog pollution from their power ...

Smog settles around Delhi's famed Red Fort in the early hours of November. - Sanchit Khanna/Hindustan Times/Getty Images It’s easy to tell when it’s smog season in New Delhi; the air gets darker, ...

In an about-face, the agency would instead approve five state "good neighbor" plans, thereby potentially skirting new pollution control requirements.

Economic growth and car ownership are driving worsening air quality, with the problem magnified by Central Asia’s ...

Using the city of Lahore, Pakistan, as a detailed case study, the research offers broader insights into why smog remains so persistent in densely populated cities with high transport demand and ...

Two environmental groups that sued to force EPA action on smog cleanup in the Phoenix area are bashing the agency’s proposal to instead seek a waiver that pins the blame on international pollution.

NEW DELHI (AP) — Dense toxic smog blanketed India’s capital on Monday, pushing air pollution levels to their worst levels in weeks, disrupting travel and causing authorities to impose the strictest ...

The Delhi Metro has installed mist spray systems and anti-smog guns across 143 stations, a significant step in reducing air ...

It’s easy to tell when it’s smog season in New Delhi; the air gets darker, heavier and starts scratching the throats and testing the lungs of the city’s 34 million residents. Pollution been an issue ...