Earth: The Power of the Planet

Dr. Iain Stewart explains the effects and importance of a specific force of nature, such as wind or volcanism. He also examines the various ways in which it shapes planet earth itself and influences life on it, often in conjunction with other natural forces, and sometimes with lifeforms, as in the 'apocalyptically' grave case of global warming.

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Rare Earth

Episode 1x05; Dec 18, 2007

Our planet is unique within the solar system. Four-and-a-half billion years ago it had a twin named Theia which was absorbed into the Earth, increasing its gravity andallowing it to form an atmosphere. Iain travels to Meteor Crater in Arizona to expl

Previous Episodes

Episode NameAirdateTrailer
1x05: Rare EarthDec 18, 2007
1x04: OceansDec 11, 2007
1x03: IceDec 4, 2007
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