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Land of Extremes

The American Dipper can plunge its head into freezing Arctic water up to 60 times a minute. In the summer, ferocious mosquitoes can draw up to a pint of blood a day from caribou. Take a fascinating look into the Arctic seasons and the impact that rising sea levels have on local wildlife, and, ultimately, our own world.

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  • Originally Aired November 20, 2016
  • Runtime 50 minutes
  • Content Rating United States of America TV-G
  • Network Smithsonian Channel
  • Created June 6, 2019 by
    Administrator admin
  • Modified January 7, 2024 by
    Qumis