The Trump administration is moving to limit obligations on certain upwind states to cut smog pollution from their power ...

Q: Many years ago, California began exempting older cars from having to complete a smog check to renew the vehicle registration for the year, Roy Saldin of Moreno Valley said.

Unsafe levels of ultrafine dust blanketed 57 provinces and Bangkok and one province, Samut Songkhram, faced a red level of ...

Economic growth and car ownership are driving worsening air quality, with the problem magnified by Central Asia’s ...

Mumbai: Large parts of Mumbai were engulfed in smog on Friday morning, as warmer temperatures and cloudy conditions coincided ...

The Trump administration is taking a step toward rolling back a rule that limits smokestack emissions that burden downwind ...

Parts of India, including the capital Delhi, were once again covered in thick smog recently as toxic pollution from industry ...

Despite rain and strong winds, Delhi’s air pollution remains severe with an average AQI of 335. Haze blankets India Gate, ...

Despite marginal improvements, Delhi's air quality stayed in the poor category on Republic Day with around 13 stations ...

This move is particularly damaging as it pits Islamabad against some of its most dependable economic allies in Riyadh and ...

Delhi-NCR woke up to a smoggy Tuesday, with the average Air Quality Index (AQI) at 294, falling into the 'poor' category.

Smoke from 13,000 rai of burning farmland blankets the capital, prompting Governor Chadchart to issue urgent health warnings ...