NO ONE COULD STOP THEM-- NOT STALIN, NOT TOGO, NOT CHURCHILL, NOT ROOSEVELT . . . The invaders had cut the United States virtually in half at the Mississippi, vaporized Washington, D.C., devastated much of Europe, and held large parts of the Soviet Union under their thumb. But humanity would not give up so easily. The new world allies were ruthless at finding their foe's weaknesses and exploiting them. Whether delivering supplies in tiny biplanes to partisans across the vast steppes of Russia, working furiously to understand the enemy's captured radar in England, or battling house to house on the streets of Chicago, humankind would never give up. Yet no one could say when the hellish inferno of death would stop being a war of conquest and turn into a war of survival--the very survival of the planet . . .

Yellowstone National Park sits on a hotspot: a plume of molten rock coming up from deep inside the earth capable of volcanic eruptions far greater than any that have occurred in times past. It has been silent for many years, providing false security for a nation unprepared for the full force and fury of nature unleashed. It begins with explosions that send lava and mud flowing far beyond Yellowstone towards populated areas. Clouds of ash drift across the country, nearly blanketing the land from coast to coast. The fallout destroys crops and livestock, clogs machinery, and makes cities uninhabitable. Those who survive find themselves facing the dawn of a new ice age as temperatures plummet worldwide. Colin Ferguson is a police lieutenant in a suburb of Los Angeles, where snow is falling for the first time in decades. He fears for his family who are spread across America, refugees caught in an apocalyptic catastrophe where humanity has no choice but to rise from the ashes and recreate the world…