News Climate

Wildfire smoke may ramp up toxic ozone production in cities

A new study reveals what happens when urban pollution mixes with smoke’s chemical cocktail

image of wildfire haze over the Golden Gate bridge and the San Francisco skyline

Smoke from wildfires blazing in California blankets the San Francisco skyline in an auburn haze. The mix of wildfire smoke and urban air pollution could increase ozone levels in the western United States, according to new research.

Michael Short/Bloomberg Creative/Getty Images Plus

By Ariana Remmel

- More than 2 years ago

Wildfire smoke and urban air pollution bring out the worst in each other.