The Dying of the Light is a post apocalyptic science fiction series by Jason Kristopher.
I must admit that I am developing a bit of a soft spot for Zombie novels, I love the way that each I have read recently has something different to offer, from the pseudo first person account of World War Z to the subtle and gradual style of David Moody's Autumn, even though they are all descended from the Richard Matheson novel I am Legend (and there they were actually Vampires!).
The Dying of the Light (taken from that famous Dylan Thomas villanelle "Do not go gentle into that...
Better to remain silent and be thought a fool than to speak out and remove all doubt.