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6-12

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Textual, Visual

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Part of NOVA
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Atmospheric Pressure

Why is it that a climber on one mountaintop may have more difficulty breathing than a second climber at a similar altitude in another part of the world? This illustrated essay from NOVA explains how atmospheric pressure relates to the amount of oxygen in the air. It also describes the influence of environmental factors such as altitude and temperature on oxygen levels and atmospheric pressure.

Learn more here.

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