Rare Earth Earth: The Power of the Planet : Season 1 Episode 5
Not Rated BBC Two 1h 00m
Aired: December 18th, 2007 @ 9:00 PM EST on BBC Two
Iain looks at the big picture of Earth's place in space. It's taken four and a half billions years and several great catastrophes to turn it from a barren rock to the unique planet we know today.
