Kyrene de la Sierra Elementary School closed its campus and moved to remote learning because of the high particulate levels in the air on Aug. 4.

Poor air qualityLONG TERM: More humidity and stormsWAUSAU, Wis. (WSAW) - A cold front will bring some cooler and pleasant ...

The high heat and humidity led officials to issue an air quality alert for parts of New Hampshire on Tuesday. This is the ninth air quality action day so far this year, which is up from last year's ...

The Rhode Island Department of Environmental Management issued a statewide air quality alert Monday, warning that ground-level ozone levels are expected to reach unhealthy conditions for sensitive ...

Air purifiers can vary in filtration range, which is why it’s important to consider your room size. To find an air purifier ...

Millions of American drivers had been urged to stop driving amid concerns over high air pollution levels.According to the U.S ...

Northern California's first heat wave of the year continues on Sunday as part of a four-day stretch of triple-digit heat.

We're tracking hotter weather in the coming days in the Seattle area. Through Tuesday, air quality could drop to at least ...

We're forecasting a heat wave for Sunday through Tuesday of next week, with highs in the 90s, paired with moderate levels of humidity. The next more substantial chance for rain doesn't arrive until ...

According to data from the U.S. National Interagency Fire Center, the number of acres burned annually in the U.S. has more than doubled since the 1990s. And like in Canada, the fires are getting ...

Breathing in polluted air for extended periods of time can pose a serious health risk for people, especially for vulnerable ...