The Air Quality Index, or AQI, is the primary system used to warn the public when air pollution is dangerous. It’s based on ...

In the current day we wake up to our air purifiers, smartphones warning us that the air quality is in the ‘very poor’ or ...

Calculating air pollution from wildfires and other events has become more complicated. That doesn’t mean it’s necessarily ...

Dense fog and poor air quality (AQI 285) are expected in Delhi NCR, raising health risks, especially for children, elderly, ...

Wildfire ash carries many carcinogens that could cause short- and long-term health problems, including asthma attacks and ...

Wildfire smoke can pose hazards from particle pollution even after only short-term exposure. Experts reveal common symptoms ...

Karen Garcia is a reporter on the Fast Break Desk, the team that has a pulse on breaking news at the Los Angeles Times. She was previously a reporter on the Utility Journalism Team, which focused on ...

(Reuters) - Air quality in wildfire-stricken Los Angeles improved on Thursday from hazardous peaks hit earlier this month, as ...

The air quality in Pakistan once again reached dangerous levels, with the Air Quality Index (AQI) rising to 529, which is ...

Wildfire smoke harms respiratory, cardiovascular, and brain health with toxins like PM2.5 and VOCs. Protect yourself with air ...

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