What On Earth

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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.

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How rain buckets with ‘brains’ help warn against landslides

When a deadly landslide hit Sitka, Alaska in 2015, it sparked conversations about safety and risk. The community has an early warning system for tsunamis. Could it work for landslides? Or would another solution have to be developed? Producer Molly Segal finds out. Then -- with climate change increasing the risk of landslides, we hear how sound waves imperceptible to the human ear can tip us off minutes before the hazard occurs in the Pemberton Valley, north of Whistler, B.C.

28 min
-3 J

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.

27 min
16 NOV.

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.

29 min
13 NOV.

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.

16 min
9 NOV.

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.

27 min
6 NOV.

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.

28 min
2 NOV.

Rain, rain won't go away. New landslide risks are here to stay.

With deadly levels of rainfall happening across the world, we see the destruction first-hand and learn how it can be stopped. First, we visit the site of school teacher Sonya McIntyre’s home after an atmospheric river took her life. We then learn how understanding climate systems can prevent future loss of life.

27 min
30 OCT.

The contest trying to turn Swifties into climate crusaders

When some climate-conscious Swifties learned that Canada’s biggest fossil fuel financier, RBC, is an official partner for Taylor Swift’s Eras tour in Vancouver and Toronto, they jumped into action. But can uniting Swifties online translate to change? Or is it a trend that will fizzle over time? Meanwhile, What On Earth youth columnist Aishwarya Puttur breaks down why social media campaigns are on the rise for Gen Zs.

31 min

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BANDE-ANNONCE

New to What On Earth? Start here!

The climate is changing. So are we. Twice a week we take you across Canada and around the world, in search of climate solutions. We love to hear from our listeners and regularly feature them on the show. Have a question? Email Earth@cbc.ca

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14 notes

Keep pressing!

07/05/2021

RobinP2K1

Thanks for pressing Richard Duke on Carbon Pricing. I am in the US and feel carbon pricing is the most important first step. And Canada please implement a border carbon adjustment. Maybe that will bring the US in line. I so admire Canada!
Relevant and Well Done

04/01/2021

Lonestarzzzz

Thanks, CBC! Informative, relevant, important. Helps busy people get informed, get up to date, get in touch. And very well done! Gratitude!
Perfect

13/10/2020

Ebi rezaee

Many thanks for this professional and delicate program. Good luck

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.