Thirteen post-apocalyptic stories that actually teach valuable lessons

At io9, Amanda Yesilbas, Katharine Trendacosta, and Annalee Newitz came up with thirteen post-apocalyptic stories that actually teach valuable lessons, including:Always Coming Home, by Ursula Le Guin

Le Guin's novel is a direct retort to [Isaac Asimov's] Foundation. Instead of preserving the old civilization in vast storehouses, this book advocates throwing out the old civilization and starting