Earlier this year, record-setting wildfires in eastern Canada sent plumes of unhealthy air over US cities normally unaccustomed to wildfire smoke. Experts say climate change is making fires like these more likely and more intense. In today’s episode, we hear how a previous blaze in Canada changed how firefighters do battle with the flames and what it can tell us about how the building industry needs to adapt. 

Guest: John Vaillant, author of “Fire Weather: A True Story from a Hotter World” 

Read more at CNN’s Road to COP28 here.

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