Bannerless by Carrie Vaughn is a murder mystery set in a future where society as we know it has collapsed due to climate change. As the two main characters investigate the crime, their journey reveals more details about what life is like after the collapse. This makes for both a suspenseful murder mystery and a fascinating exploration of what life might be like after a major societal collapse caused by climate change.
Mimi of the Nowhere by Michael Kilman is a tale from a distant future where climate change has wreaked havoc on the Earth. Enormous walking cities roam across vast wastelands, dodging killer storms and occasionally battling with other walking cities. Mimi, a telepathic homeless woman living in the lower levels of the walking city of “Manhatsten,” is just struggling to survive when she makes a discovery that will change her life — and possibly the fate of the city.