More or less: have the oceans become 30% more acidic? (audio)

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

BBC Sounds, 7 May 2022. Audio.

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