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Have the oceans become 30% more acidic?

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.

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9 minutes

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