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It's Okay to Be Smart: How Ancient Ice Proves Climate Change Is Real

11 minutes 20 seconds

Now Playing As: Captioned (English) (change)

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Earth’s climate is changing in a big way, and it’s because there's more carbon dioxide in the atmosphere than at any point in human history. But Earth’s climate has changed before. How are scientists studying the impact of human behavior on climate? They are collecting ice cores and analyzing the tiny bubbles of ancient atmosphere trapped in the cores. Part of the "It's Okay to Be Smart" series.

Media Details

Runtime: 11 minutes 20 seconds

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