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Exposure to wildfire smoke—5 questions answered

Wildfires once again are raging in California – this time in the Los Angeles area, where five fires are currently burning. The fast-moving Thomas fire alone has burned more than 65,000 acres in three days. State agencies ...

2017 hurricanes and aerosols simulation

Tracking the aerosols carried on the winds let scientists see the currents in our atmosphere. This visualization follows sea salt, dust, and smoke from July 31 to November 1, 2017, to reveal how these particles are transported ...

Nicotine's hold: What the gut and gender have to do with it

Many people who smoke or chew tobacco can't seem to escape nicotine's addictive properties. Studies show that women in particular seem to have a harder time quitting, even with assistance, when compared to men. Now, scientists ...

Team uncovers link between forest fire smoke, pollution events

Smoke from forest fires might contribute to more than half of certain gritty air pollution events in the continental U.S. during the summer, and as much as 20 percent of those events throughout the year, according to new ...

Choking smoke over San Francisco causes delays, closures

Smoke from the wildfires north of San Francisco plunged air quality levels in the Bay Area to the same unhealthy level as China's notoriously polluted capital, sending people to emergency rooms and forcing schools to close ...

Image: California fires

The Copernicus Sentinel-3A satellite captured this image of smoke from wildfires in the US state of California on 9 October 2017.

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