Season 1 · Episode 5
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Mountains: Life in Thin Air
Thu, Feb 10, 2011
·
52 min
From lush cloud forests to bare summits, many people make their homes in the extreme altitudes of the world's mountain ranges. Explore the extraordinary ways life is sustained in this world of thin air and few resources.
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Thu, Feb 10, 2011
52 min
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Human Planet
8 episodes
Episode
S1 · E5
in Human Planet
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S1 · E6
Grasslands: Roots of Power
Thu, Feb 17, 2011