The Apocalypse Panel Q2 - What draws me to write apocalyptic stories?

So the Apocalypse Panel has taken off rather well - kudo's to Randy for the initiative, I'm sure it will continue to spark a lot of interesting debate and scenario building ideas!  If you're unfamiliar with the whole concept, check it out at THIS LINK.

Basically, I am part of a group of 6 other authors who debate a monthly question, posed by Randy on his website.  Each author answers the question how they see fit, and then Randy posts links back to each of our responses!  It's quite clever.  :)

This month's question is:  What draws you to write apocalyptic stories?

That's an interesting and very open-ended question.  I guess, for me personally, it's all about