People are taking precautions as multiple wildfires cause poor air quality across a wide swath of Los Angeles County.

The Bombay High Court questioned if a lasting solution to Mumbai's air pollution is possible, expressing concerns over ineffective measures. Despite court orders to limit Diwali firecrackers, ...

Certain masks are effective in protecting against wildfire smoke — but only if they are fitted and worn properly ...

In laboratory experiments, a given amount of wildfire smoke causes more inflammation and tissue damage than the same amount ...