What On Earth cover art

What On Earth

What On Earth

By: CBC
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The climate is changing. So are we. Explore a world of solutions with host Laura Lynch and our team of journalists. We find inspiration in unexpected places, scrutinize new technologies, hold powerful people accountable and join you on the journey to fix this mess. New episodes every Wednesday and Saturday.

Copyright © CBC 2026
Politics & Government
Episodes
  • Face to face with the disappearing whales
    Jun 27 2026

    Laura heads out on a boat, searching for grey whales. Plot twist: they find her. We hear why scientists are sounding the alarm about the fate of these massive mammals, and why they think climate change is part of the problem. But researchers and communities on Canada’s west coast have solutions to protect the populations that remain.

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    25 mins
  • Five years after the deadly heat dome, are we any safer?
    Jun 24 2026

    Cindy MacDougall calls herself a climate change casualty. If it wasn’t for her husband’s quick action during the 2021 Western Canada heat dome, she might not have survived the disaster. Still, her heart is permanently damaged. We hear what happened, and how she’s working to share the stories of others who suffered. Then, we hear about the progress in British Columbia on the “right to cool” for those most at risk – and about an ambitious plan to make buildings across Canada safer in extreme heat.

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    33 mins
  • How to protect wildland firefighters from cancer risk
    Jun 20 2026

    Years after working in smoky, sooty conditions controlling fires, workers can experience the adverse health effects of the job. Proving the link can be difficult. But now in British Columbia, wildland firefighters are getting early cancer screening and expanded workers compensation coverage for cancer. With climate change contributing to the hot, dry conditions that lead to longer, more intense fire seasons, we explore what else can be done to reduce the exposure to carcinogens these front-line workers face.

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    22 mins
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