Finding Earth's Hidden Water

There's a lot of water on Earth. And we can see a lot of it. But there's also a huge amount of water we can't see — whether it's water vapor or liquid water hiding underground — that's critical to how the Earth functions and how we live. 

In this episode of the Generation Anthropocene podcast, a look at the water hidden around (and above and under) us and why it matters. 

Via Smithsonian​