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Scientific American Frontiers • Season 14 Episode 4 • Hot Times in Alaska
Melting glaciers, dying forests, and disappearing lakes; Scientists explain why warmer temperatures are cause for alarm.


 Chapter 1: Canary in a Coal Mine
 Chapter 2: The Heat is On
 Chapter 3: Squirrels in Decline
 Chapter 4: The Trouble with Shrubs

iPod: Scientific American Frontiers - Scientific American Frontiers, Vol. 2 - Hot Times In Alaska

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