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The Molecule That Made Us

Virtual Water

How much water does it take to get a tomato to your plate? Arjen Hoekstra calculates the water footprint of the products that you consume at home. The effect of the water footprint can be out of place out of mind, because the water comes from somewhere else; but, as this clip reveals, ignoring the impact we have on our water supplies can result in environmental disasters.

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The Molecule That Made Us Season 1
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54:36
Earth’s changing water cycle, and water for profit, are forcing changes across the globe.
Civilizations
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54:36
Travel into the past to see how water created the earliest civilizations.
Pulse
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54:36
How did water become the essential force behind all life? Dive in!
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