This cave in Canada remains frozen every summer-and it's been frozen since the last Ice Age 10,000 years ago. What can it tell us about Earth's future climate?
Stream "Polar Extremes" online to learn more: www.pbs.org/wgbh/nova/video/p...
PRODUCTION CREDITS
Polar Extremes
Director: Lucy Haken
Assistant Producer: Sacha Thorpe
Digital Production: Angelica Coleman
© WGBH Educational Foundation 2020
Негізгі бет Ғылым және технология This Cave Has Been Frozen Since the Last Ice Age I NOVA I PBS
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