Now you have to find a way to survive the extreme cold.

The effects of extreme cold could take over very quickly.

Everything is blue and orange, brittle in the extreme cold.

But they did live long enough, despite the extreme cold, to reproduce.

Clearly heat had no more effect upon him than extreme cold.

Schools began to close because of the extreme cold.

It takes a special skill to fight in the deep snow and extreme cold.

Learn how to protect yourself and your family from the extreme cold.

Fires become even more of a hazard during extreme cold.

Human problems in extreme cold are both physiological and environmental.