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

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

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

NCR's air quality on Thursday revoked curbs under stage 4 of the Graded Response Action Plan (GRAP) amid dip in pollution ...

Delhi imposes Stage 4 curbs due to hazardous air quality, banning construction, non-essential trucks, and shifting schools to ...

Stage 4 measures include a ban on all construction activities, restrictions on non-essential polluting trucks entering Delhi, ...

The Stage 4 curbs had been imposed on Wednesday due to stagnant winds, low temperatures, and foggy conditions that ...

Bangkok and many parts of Thailand are suffering from dangerous air pollution, as levels of fine particulate matter (PM2.5) ...

During winters, the Delhi-NCR region enforces restrictions under GRAP, which categorises air quality into four stages – Stage ...

The air in 12 Texas counties exceeded federal soot standards, but Texas regulators say only four should face consequences.

The nation’s second largest city and its surrounding areas are now experiencing hazardous air quality - here's how these ...