Yellowstone supervolcano eruption 'would affect the world'
Dr James Farrell discusses the Yellowstone National Park supervolcano with Sarah Montague
Available since: Wed 11 Dec 2013
Listen to a selection of clips from recent and upcoming programmes.
More clips from Today
- How do British Jews feel about Gaza conflict? Duration: 05:11 22/07/2014
- Should we post baby photos online? Duration: 03:41 21/07/2014
- Ukraine air crash: 17/7 'already embedded in Dutch psyche' Duration: 09:45 19/07/2014
- The 'Spanish plume' explained Duration: 03:00 19/07/2014
- Nanny Vivian Maier's candid photographs Duration: 04:03 19/07/2014