Book 2

Supervolcano: All Fall Down

by Harry Turtledove

Published 4 December 2012
In the aftermath of the supervolcano’s eruption in Yellowstone Park, North America is covered in ash. Farmlands cannot produce food. Machinery has been rendered useless. Cities are no longer habitable. And the climate across the globe grows colder every day.
 
Former police officer Colin Ferguson’s family is spread across the United States, separated by the catastrophe and struggling to survive as the nation attempts to recover and reestablish some measure of civilization....

Book 3

New York Times bestselling author Harry Turtledove brings his post-apocalyptic disaster trilogy to a startling conclusion...

An explosion of incalculable magnitude in Yellowstone Park propelled lava and ash across the landscape and into the atmosphere, forever altering the climate of the entire continent. Nothing grows from the tainted soil. Stalled and stilled machines function only as statuary.
 
People have been scraping by on the excess food and goods produced before the eruption. But supplies are running low. Natural resources are dwindling. And former police officer Colin Ferguson knows that time is running out for his family—and for humanity…
 

Supervolcano: Eruption

by Harry Turtledove

Published 1 December 2011
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…