TED-Ed
When is water safe to drink? - Mia Nacamulli (2017x83)
Fecha de emisión: Ago 07, 2017
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.
- Estrenada: Mar 2012
- Episodios: 1221
- Seguidores: 0
- En emisión
- YouTube
- Desconocido