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What On Earth

What On Earth

CBC

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.

276 - Can we cool Earth by blocking the sun’s rays? And should we?
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  • 276 - Can we cool Earth by blocking the sun’s rays? And should we?

    Come with us to California where entrepreneurs are sending balloons full of sulfur dioxide into the stratosphere. It’s a form of solar geoengineering known as stratospheric aerosol injection, and the company Make Sunsets isn’t waiting for scientific consensus before they launch. We hear about their business model, and then from the researchers who question both the science and ethics of the practice.

    Wed, 20 Nov 2024 - 27min
  • 275 - Separating fact from fiction about EV battery fires

    EV fires can be scary and challenging to fight. But they’re not as common as they may seem. Online misinformation and a lack of reliable data can contribute to misconceptions about what happens when an electric vehicle battery fire erupts – and even firefighters aren’t immune.

    Sat, 16 Nov 2024 - 28min
  • 274 - HOW TO: Get kids to school without all those cars

    Have you heard of a 'bike bus'? It's just one of the answers Rachel Sanders found to a listener's concerns about the gridlock that can form around schools.

    Wed, 13 Nov 2024 - 16min
  • 273 - So Trump won. What now for climate?

    He's promised to "drill, baby, drill". He's cast doubt on the risks of global warming. And one of his biggest donors is EV magnate Elon Musk. But what does a second Donald Trump presidency really mean for U.S. climate policy – and our warming world? Emily Atkin of the newsletter Heated helps us untangle what's possible over the next four years, and reflects on why climate barely surfaced as an election issue.

    Sat, 09 Nov 2024 - 26min
  • 272 - The unsexiest words that could help save the planet

    The language of COP29 is brain-melting. But these soul-unstirring terms are key to solving climate change. We decode what's really at stake as leaders gather this month in Azerbaijan. Then, we hear how corruption can derail international climate action – and what solutions could help.

    Wed, 06 Nov 2024 - 28min
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