You're listening to Ted Talks Daily, I'm your host, Elise Hugh.

What would it take to prevent catastrophic climate change?

What's the price tag of it?

Historian and author Yvall Noah Harari and his team investigated the price question, and

in his 2022 talk recorded for Ted Countdown's New York session, he reveals the magic number,

how doable it is and how much possibility it holds for saving the planet.

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As the climate crisis worsens, too many people are swinging from denial straight to despair.

But we should not lose hope, humanity has enormous resources under its command and by applying

them wisely, we can still prevent ecological cataclysm.

Let's talk numbers.

What would it cost to prevent catastrophic climate change?

Would we have to commit 50% of our total budget, 30%, 10%, naturally enough, no one knows

for sure.

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