After fires destroyed multiple neighborhoods across Los Angeles County, many residents looked up to find blue, smoke-free ...

The improvement in air quality coincided with the revocation of Stage 4 of the Graded Response Action Plan (Grap) on Thursday ...

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 ...

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

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

Chandigarh: Over a 48-hour period, the city experienced its most dramatic air quality deterioration this month, shifting from ...

The Commission for Air Quality Management (CAQM) in NCR and adjoining areas said it held a review earlier in the day and ...

On January 17, the people of Mumbai can anticipate a day with predominantly clear skies. The Indian Meteorological Department ...

Already known for having some of the worst air quality in the U.S., people in Southern California are now also at risk of ...

Delhi-NCR remains gripped by a severe cold wave, with dense fog reducing visibility to near zero in various parts of the ...