More like Saturation Point

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Floating WorldsNovel
Cecelia Hollandstandalone novel1976
Tense in tone, about space colonization and political intrigue, set in mars.
“2000 years in the future, runaway pollution has made the Earth uninhabitable except in giant biodomes.”
from the catalogue
Hello AmericaNovel
J. G. Ballardstandalone novel1981
Post-apocalyptic, about survival and expeditions, set in north america.
“The plot follows an expedition to a North America rendered uninhabitable by an ecological disaster following an energy crisis.”
from the catalogue
Dark Is the SunNovel
Philip José Farmerstandalone novel1979
Post-apocalyptic, about survival, set in our world.
BloomNovel
Wil McCarthystandalone novel1998
About nanotechnology and survival, set in space and other star systems.
The City in the Middle of the NightNovel
Charlie Jane Andersstandalone novel2019
Dystopia, about aliens and survival, set in other star systems.
“The main story focuses on two characters whose actions take them outside of the cities.”
from the catalogue
Lucifer's HammerNovel
Larry Niven & Jerry Pournellestandalone novel1977
Post-apocalyptic, about survival, set in north america and late 20th century.