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Tim Harford explains the numbers and statistics in the news and in life

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More or Less: Have the oceans become 30% more acidic?

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Have the oceans become 30% more acidic?

07/05/2022 GMT

BBC World Service - More or Less, Have the oceans become 30% more acidic?

Tim Harford asks how we measure the health of our oceans

From the pH scale to logarithms, we chart the murky depths of understanding our oceans

Although the climate-changing effects of Carbon Dioxide emissions are well known, they are changing our oceans too, making them more acidic. But how much?

Tim Harford explores the statistical quirks of ocean acidification, from pH to the mysteries of logarithmic scales. With Dr Helen Findlay from the Plymouth Marine Laboratory in the UK.
 
Presenter: Tim Harford
Producer: Nathan Gower
Programme Coordinator: Brenda Brown
Sound Engineer: Rod Farquhar
 
(Underwater perspective of a wave breaking. Credit: Joel Sharpe/Getty images)

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Have the oceans become 30% more acidic?

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