The video is being made. Until it arrives, here is what it will say (118 words, about 59 seconds):

Here's Miss Ortiz's class around a globe. Leah gives it a spin, and nearly everything that goes past is blue.

Levi says Earth is nearly all water, so we will never run short of water to drink. But Miss Ortiz says most of that blue is water nobody can drink.

So where is Earth's water, and how does the water in that blue ever reach a river, a tap or a rain cloud?

To find out, we will look at where Earth's water sits, why the little fresh water matters, how the ocean feeds the rain, and how to build the water cycle on a windowsill.

Okay, so are you ready to find out where Earth's water is?

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