Thin Air

Gabrielle Walker explores how Earth's atmosphere both sustains and destroys life and discovers surprises in how it does so.

Thin Air - Episode 1

There's about 1.5 tons of air pressing down on each of us, yet we push it aside without noticing. Gabrielle Walker explores our atmosphere, the ocean of air on which we all depend.

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Thin Air - Episode 2

Gabrielle Walker explores how Earth's atmosphere both sustains and destroys life and discovers surprises in how it does so.

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Thin Air - Episode 3

Gabrielle Walker investigates how the thin veil of our atmosphere protects life on Earth from the hazards of deep space.

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