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When is water safe to drink? - Mia Nacamulli

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Published on Aug 7, 2017

View full lesson: https://ed.ted.com/lessons/when-is-wa...

Water is refreshing, hydrating, and invaluable to your survival. But clean water remains a precious and often scarce commodity – there are nearly 800 million people who still don’t have regular access to it. Why is that? And how can you tell whether the water you have access to — whether from a tap or otherwise — is drinkable? Mia Nacamulli examines water contamination and treatment.

Lesson by Mia Nacamulli, directed by Rooftop Animation.

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