Supervolcano: All Fall Down (Supervolcano Series #2)

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.

As the continent becomes a barren wasteland, former police officer Colin Ferguson's family finds themselves scattered across a desolate landscape, fighting for survival in a world where civilization is hanging on by a thread. With gripp...