How The Earth Changed History

The Skies Above (1x3)

Air date: Jun 21, 2010

Empires have risen and fallen on the tide of changing storm patterns and the turbulent relationship between atmosphere, landscape and oceans. We'll learn about the impact of the Himalayas on new wind patterns, then jet over to Australia's Red Center, where a giant swirl of wind has relentlessly stripped the land of its fertility, forcing its Aboriginal people to survive as hunter-gatherers while civilizations elsewhere developed agriculture.