Perhaps the most important part, though, is this:
I recently finished a thesis project on post-apocalyptic genre fiction, and in my research I made a list of 423 books, poems, and short stories about the apocalypse, published between 1826-2007, and charted them by the way their earth met its demise (humans, nature, god, etc.) to see the trends over time.Someone got a degree for reading about how we imagine the world ending. Please. Sign. Me. Up.
There's also a great graph. Clicky clicky.