The snow began on a Saturday...

The world's leading scientists -- grimly aware of the monstrous new age of ice that would close around the Earth and bury the human race alive -- had issued their warnings.

But the governments had ignored them, issued bland reassurances, and berated the scientists for their alarmist cries of doom. For several years, though the snows started and stopped, the winters grew longer and the days colder.

Then one day the snow began -- and did not stop!