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Freeze and burn

Duration: 03:52

How might Permian flood basalt eruptions have caused mass extinction? The theory of rapid and dramatic temperature change - the initial cooling followed by global warming after a massive CO2 release - is explained. But would it have been enough to wipe out 95% of life on Earth? This programme was first shown in 2002.

Available since: Wed 8 Dec 2010

Credits

Expert
Michael J. Benton
Expert
Vincent Courtillot
Expert
Gerald Dickens
Expert
Adrian Jones
Expert
Mike Rampino
Expert
Gregory Retallack
Expert
Roger Smith
Expert
Peter Ward
Expert
Paul Wignall
Expert
Paul Renne
Expert
Christian Koeberl
Producer
Nick Davidson
Executive Producer
Matthew Barrett
Director
Nick Davidson

This clip is from

Horizon 2002-2003, The Day the Earth Nearly Died

Palaeontologists ask what wiped out all but five per cent of life on Earth 250m years ago.

First broadcast: 05 Dec 2002

Image for The Day the Earth Nearly Died Not currently available on BBC iPlayer

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