What On Earth

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Lessons learned from Canada’s gnarliest wildfires

July 11, 2026

Jesse Winter became a photojournalist so he could be out covering stories. He got more than he bargained for, including documenting the aftermath of a young firefighter’s death. His new book, Wildfire: Dispatches from a Country Ablaze details how climate change, along with decades of poor forest practices, has set the table for devastating fires. We hear about the challenges for Canada’s wildland firefighters, and how communities can learn to adapt to this new reality. CORRECTION (July 13, 20...

Why your flight feels more like a rollercoaster these days

July 08, 2026

From the Best of What On Earth – If you're a frequent flier, you may have noticed flights have been getting rockier lately. The potential culprit? Climate change. CBC producer Julia Pagel finds out how warming temperatures are making air turbulence worse, and what can be done about it. But first, she takes us back to 2019, when dozens of passengers were injured after an Air Canada flight bound for Australia hit severe turbulence and had to make an emergency landing. 

Heat is killing us. Is air conditioning the only fix?

July 04, 2026

As Europe tallies thousands of deaths, there are calls for way more AC. In North America, where a heat dome is disrupting holidays, air conditioning is common — but it can also contribute to inequity and emissions. As a Chief Heat Ambassador, Jane Gilbert is grappling with this paradox. She shares ways to protect lives as climate change heats our world.