A new study looking at the nation’s healthiest cities has turned up some surprising results. Use our interactive map to discover where your suburb is ranked.

One part of Sydney has several suburbs with near perfect scores. But less than an hour away, it was a different story.

Dozens of suburbs received a perfect score under a new rating system that assesses air quality, green space and variances in ...

The air we breathe every day is a bit cleaner than it was a few years ago, according to an Axios analysis of EPA data. Why it matters: Long-term exposure to poor air quality is harmful to your health.

South Coast AQMD—the air pollution control agency for all of Orange County and the urban portions of Los Angeles, Riverside and San Bernardino counties—covers an area of 10,743 square miles that is ...

Yellowstone's geothermal wonders hide an active volcanic system. Recent studies suggest the northeastern magma body could ...

The booing came shortly after Trump signed an order imposing stiff tariffs on imports from Canada, Mexico, and China.

Air pollution concerns rise as 64 Thai provinces face unsafe PM2.5 dust levels, with Sing Buri recording the highest at 95.5 μg/m³.

New Delhi: On a foggy evening in New Delhi, with the AQI touching 365, 20 students stayed back after classes for a special ...

The Angeles National Forest, which includes the San Gabriel Mountains National Monument, has partially reopened. By However, two areas will remain te ...

LIVE maps now show sewage being dumped in Worcestershire in 'real time' as city councillors call for an overhaul of how water companies work. The sewage map has gone live, showing the situation across ...

An air quality alert was issued on Friday at 12:06 p.m. in effect until Saturday at 12:15 p.m. The alert is for San ...