NOVA

How Wildfires and Ozone Led to Terrible Air Quality

Clip: Season 48 | 6m 5s | Video has closed captioning.

During summer 2021, cities like New York and Sacramento reported higher-than-normal air pollution — with Denver on Aug. 7 reporting the worst air quality in the world.

Aired: 09/08/21

Rating: NR

Problems Playing Video? | Closed Captioning

Major funding for NOVA is provided by the David H. Koch Fund for Science, the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.

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From the PBS science series NOVA, a biweekly podcast digging into the science behind the headlines. Alok Patel takes you behind the scenes with the people—scientists, engineers, technologists, mathematicians and more—working to understand our world.

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