This Broadcast
Ages of Ice
10:00 pm - 11:00 pm Wednesday, September 23
CPTV HDTV
49.1
REPEAT
Polar Seas
Season 1 · Episode 2
The polar seas are one of Earth's great superpowers, helping regulate our entire planet. But as they warm and sea ice disappears, explore why their health is inseparable from our survival.
Repeat
2026
English
Stereo
Documentary
Nature
Science
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