Air pollution causes millions of premature deaths worldwide each year, with fine particulate matter (PM2.5) identified as a ...

A new study finds that smoke particles in the stratosphere can trigger chemical reactions that erode the ozone layer -- and that smoke particles from Australian wildfires widened the ozone hole by 10 ...

Wildfire smoke is no longer just a short‑lived air quality problem drifting over cities for a few hazy days. New research shows that when these plumes rise high into the atmosphere, they can spawn ...

BOULDER, Colo. — Wildfire smoke can cool or warm the air temperature. It depends on the type of particles and which level they are located in the atmosphere. It also depends a lot on the color of the ...

OAKLAND, Calif. - Air quality and disease researchers say data suggests wildfire smoke can increase the spread of COVID-19 and other infections if precautions are not taken. Exposure to fine pollution ...

Researchers at Scripps Institution of Oceanography at UC San Diego examining 14 years of hospital admissions data conclude that the fine particles in wildfire smoke can be several times more harmful ...

When wildfire smoke blanketed Vancouver in September 2020, the effects were soon felt in the city’s emergency rooms. “We do see it at the peak of the wildfire season,” said Dr. Don Sin, a ...

WASHINGTON, D.C., USA — The primary topic of discussion the last couple days has been the smoke from wildfires in Canada that has infiltrated the skies over most of the mid-Atlantic and Northeast. It ...

A wildfire can pump smoke up into the stratosphere, where the particles drift for over a year. A new MIT study has found that while suspended there these particles can trigger chemical reactions that ...