7 or 8 Ways to End the World

A collection of short science fiction, each touching on a different world-ending scenario. The characters are diverse and the stories vary wildly, but each asks the question: What will it mean for the world to end, and at what point are those endings just new beginnings?
Stories presented in this collection:
The Gregorian Chronicles
SquidHound’s Solution
Nothing Personal
His Island Fortress
Abigale’s Ark
Dr. M
Reintroduction
Orbiting Arbiter