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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
  • These Albertans want methane leaks plugged now

    These Albertans want methane leaks plugged now
    Mar 21 2026

    Methane gas is the shortest lived, but most potent greenhouse gas. We hear from those who say reining in methane is needed to protect the climate and the health of Albertans. And we hear how a looming agreement on methane emissions in that province could make a big difference to Canada's climate goals.
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    27 mins
  • Burying burnt trees after a wildfire could help the climate

    Burying burnt trees after a wildfire could help the climate
    Mar 18 2026

    A 3,700-year-old buried log still holding the carbon it had pulled from the air sparked a radical idea: bury dead trees before they release their stored CO2. Guest host Johanna Wagstaffe wades into the wonder with the scientist who made the ancient find – in Canada. Then, we hear from a company aiming to bury trees in a sort of carbon bunker, creating carbon credits to pay for reforestation. And we check in with a forest ecologist who explains why it’s not one-size-fits-all when it comes to managing forests that have burned.
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    26 mins
  • Will the conflict in Iran speed up the shift to renewables?

    Will the conflict in Iran speed up the shift to renewables?
    Mar 14 2026

    Iran closed the Strait of Hormuz, a key route for oil trade, rattling global markets. Prices could remain high the longer the U.S. and Israel-led conflict with the Islamic Republic rages on. As countries scramble to shore up energy supplies, we're looking at whether it’s time to ramp up the transition to renewables — for the sake of national security and the climate.

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    26 mins
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