Main content
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Human
5/5From the end of the dinosaurs to the rise of the planet’s most unlikely force: humanity.
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Atmosphere
4/5The almost implausible story of how our life-sustaining atmosphere came to exist.(R)
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Green
3/5How plant life turned the Earth from a barren rock into a vibrant green world.(R)
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Snowball
2/5Life’s existence hangs in the balance when the ancient Earth almost entirely freezes over.
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Inferno
1/5Chris Packham explores the dramatic moment nearly all life on Earth was wiped out.




