Earth the Power of the Planet: In each episode, geologist 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... (more details for Earth the Power of the Planet)

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Atmosphere File by Aisha (#2440)
2013-11-17 Grade: 9-10