Earth. Episode 5, Rare Earth / produced and directed by Ben Lawrie ; series producer, Jonathan Renouf ; a BBC / National Geographic Channel - US / ZDF co-production.
Volcanoes, ice, oceans and storms -- learn about the most important forces in the creation of the planet as we know it today. Episode 5 - Rare Earth: This episode looks at the big picture of Earth's place in Space. It has taken four-and-a-half billion years and several great catastrophes to tur...
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