Main content
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.
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)
Last on
Mon 9 May 2022
09:50GMT
±«Óãtv World Service
Broadcasts
- Sat 7 May 2022 04:50GMT±«Óãtv World Service
- Sat 7 May 2022 22:50GMT±«Óãtv World Service Americas and the Caribbean
- Sat 7 May 2022 23:50GMT±«Óãtv World Service Online, UK DAB/Freeview, News Internet & Europe and the Middle East only
- Sun 8 May 2022 00:50GMT±«Óãtv World Service South Asia & East Asia only
- Sun 8 May 2022 13:50GMT±«Óãtv World Service Australasia & News Internet only
- Sun 8 May 2022 22:50GMT±«Óãtv World Service East and Southern Africa & West and Central Africa only
- Mon 9 May 2022 09:50GMT±«Óãtv World Service
Download this programme
Subscribe to this programme or download individual episodes.