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It's Okay to Be Smart: How Ocean Currents (And How We Are Breaking Them)

12 minutes 44 seconds

Now Playing As: Captioned (English) (change)

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Ocean currents are the planet’s circulatory system, and they keep everything from ecosystems to the climate healthy. But humans are changing Earth in ways that threaten to disrupt and even break critical ocean currents. This could have devastating effects on future. Part of the "It's Okay to Be Smart" series.

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Runtime: 12 minutes 44 seconds

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