Bitter Fruit — James Axler

AFTER SKYDARK
In the nuclear-storm devastated Deathlands warrior survivalist of the twenty-second century leads the relentless fight to reclaim a lost world.

STONE GUARDIANS
Barely escaping from a marauding gang, Ryan Cawdor and his band of post-holocaust survivors emerge from a gateway into an idyllic community ruled by Druidic law. But this new Eden may be a mirage, concealing a deadly threat. For the seed of dissent had been sown in the past, and is again ready to destroy.

Nature rules in the Deathlands, but man still destroys.