Indian capital New Delhi is grappling with severely hazardous air quality as pollution levels are hitting the rooftop. On Monday morning, a toxic haze engulfed the city, affecting visibility and ...

In “Smog and Sunshine,” UCLA’s Ann Carlson tells of the scientists, lawyers, government officials and community members behind the decades-long effort to clear Southern California skies.

Add Yahoo as a preferred source to see more of our stories on Google. Appliances that are among the leading causes of smog could be phased out in Southern California after regulators vote on Friday.

Eighty years ago, the enchantment ended. Los Angeles, that magical realm of shimmering natural beauty, was befouled by smog — maybe forever. The mayor, Fletcher Bowron, told Angelenos in 1944 to lower ...

Pakistan, India and other countries in South Asia are shrouded in a layer of smog that is so thick, it's visible from space. Satellite imagery from NASA Worldview shows most of northern and eastern ...

Appliances that are among the leading causes of smog could be phased out in Southern California after regulators vote on Friday. The South Coast Air Quality Management District Governing Board will ...