The documentary follows Dr. Iain Stewart as he explores the profound impact of wind and volcanic activity on our planet and its inhabitants.
Aired: Nov 20, 2007The next episode explores the profound impact that volcanoes have had on the ...

A geologist explores the profound effects of natural forces on the planet and its inhabitants.
The documentary follows Dr. Iain Stewart as he explores the profound impact of wind and volcanic activity on our planet and its inhabitants.
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