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Where we get our fresh water - Christiana Z. Peppard

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Published on Feb 12, 2013

View full lesson: http://ed.ted.com/lessons/where-we-ge...

Fresh water accounts for only 2.5% of Earth's water, yet it is vital for human civilization. What are our sources of fresh water? In the first of a two part series on fresh water, Christiana Z. Peppard breaks the numbers down and discusses who is using it and to what ends.

Lesson by Christiana Z. Peppard, animation by Jeremy Collins.

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