Related Clues:

• Emotionally cold type
• Baby berg?
• THEME ANSWER 4
• Sight in northern seas
• Penguin supporter
• Penguin platform
• Ice __
• One calving, perhaps — smooth progress heard
• Chilly chunk
• Sheet that doesn't stay put -- it's cold!
• Penguin's perch
• Danger at sea -- heartily sick diver should come up
• Setting for some cool Coca-Cola ads
• Polar bear's resting place
• Compiled eco file showing hazard in Arctic seas