James Lovelock
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Unlocking the mysteries of the earth

The BBC's Nick Higham talks to James Lovelock, the author of Rough Ride to the Future, which predicts the earth's future

James Lovelock is the 94 year old scientist behind the Gaia hypothesis, which claims that the earth is a self regulating, single organism.

He has evolved his theory over 35 years and is now publishing Rough Ride to the Future .

The BBC's Nick Higham talked to him about what he believes the future holds.

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