Extras

Forces of Nature

Baroarbunga

Clip: Ep3 | 2m 46s

The Baroarbunga volcano in Iceland spews red hot lava.

Forces of Nature

Episode 3 Preview | Color

Preview: Ep3 | 30s

Understand how Earth’s colors are created and what they mean.

Forces of Nature

Greening of the Serengeti

Clip: Ep3 | 2m 1s

After a dry summer the parched plains of the Serengeti transform into a green blanket.

Forces of Nature

Humpback Whale Nursery

Clip: Ep3 | 2m 34s

Researcher Oswaldo Vasquez swims with humpback whales in the Silver Banks Marine Reserve.