Up Next
Back to Show
PBS News Hour
How western wildfires spread harmful particles across U.S.
Raging wildfires are burning across parts of the western U.S. and Canada, pushing thousands of people to flee their homes and forcing Canada to call up the military to help. In addition to the physical devastation the flames are causing, researchers are getting a clearer picture of just how dangerous all that toxic smoke is to human health. William Brangham reports.
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By
57:46
June 26, 2025 - PBS News Hour full episode
57:46
June 25, 2025 - PBS News Hour full episode
57:46
June 24, 2025 - PBS News Hour full episode
56:45
June 23, 2025 - PBS News Hour full episode
26:45
June 22, 2025 - PBS News Weekend full episode
26:45
June 21, 2025 - PBS News Weekend full episode
56:44
June 20, 2025 - PBS News Hour full episode
57:46
June 19, 2025 - PBS News Hour full episode
57:46
June 18, 2025 - PBS News Hour full episode
57:46
June 17, 2025 - PBS News Hour full episode
57:46
June 16, 2025 - PBS News Hour full episode
26:45
June 15, 2025 - PBS News Weekend full episode