Possible Clues:

• Area offering the greatest latitude, in a negative sense
• Where to view The Penguin in the Deep South?
• Frozen continent
• Worker coming to one cold region or another
• Run in a northern strategy from southern Region?
• 'An -- Mystery', a two-volume novel by Jules Verne
• Insect on cacti circling round, right where it's very cold
• Relating to the southern polar area
• Region around the south pole
• Of a polar region