One Strange Rock

Our perfectly calibrated, breathing planet. For those privileged few who have seen Earth from space, the very first thing they notice is the thin blue line of atmosphere that clings to our planet and sustains life. The story of how the Earth creates and regulates that oxygen is mind-blowing. From snowflakes in the arctic to plankton, desert sandstorms, and rivers in the sky; an incredible chain of connections reveal just how incredible our home is. Everything connects so life and planet breathe together.

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of that thin blue line.

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"Ssssss, sssss".

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The only planet with an oxygen-rich environment.

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♪ ♪

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Every time I breathe in, oxygen-rich air mixes with the food I've eaten

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It was a continent of Northern Africa basically obscured by thick brown dust.

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from orbit drops out of the sky into the Amazon Basin.

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And the Amazon Rainforest...

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And some parts of the world are easy to take pictures of...

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Now that's a pretty cool climb, but something else is rising too.

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♪ ♪

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one of those breaths was entirely provided by

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But also, like, wow, those things are keeping us alive.

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And from a spaceship, Earth is definitely the Blue Planet.

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But then, just as quickly as it started, dinner time is over.

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Snowflakes.

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It just goes to show how incredibly interlinked everything is.

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Lift off, lift off.

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and keeps us alive.

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But the further up you go, the thinner it gets.

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Because in these mountains, there's something that's lured people through history.

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So astronauts actually train to recognize their own symptoms of a lack of oxygen.

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I wasn't really sure how that was gonna turn out, but as the oxygen hissed through and

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300 million years ago, there was a lot more oxygen in the atmosphere.

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Balance is crucial...

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Exactly 20.95%.

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