The Drowned World immerses you in a post-apocalyptic landscape where rising temperatures have transformed London into a tropical lagoon. Much like Greybeard's meandering journey along the Thames, Ballard's protagonist, Dr. Kerans, navigates a world both physically and psychologically altered, offering that same meditative, atmospheric exploration of collapse and survival.

If you were captivated by the deep, speculative questions about civilization and meaning in Greybeard, you’ll find Riddley Walker equally compelling. Set centuries after a nuclear apocalypse, it follows young Riddley as he grapples with myth, language, and the fragments of lost knowledge, inviting readers to ponder what it means to rebuild or remember in a changed world.

Engine Summer offers a lushly detailed vision of a far-future Earth, where the remnants of human society have evolved into new cultures and traditions. Like Greybeard, Crowley’s novel invites you to lose yourself in strange landscapes, evocative histories, and the subtle, poignant echoes of the past.

If you were moved by the somber journey and the raw emotional core of Greybeard, The Road will resonate deeply. The father and son’s trek across ashen America is a stark meditation on love, memory, and loss in the aftermath of civilization, leaving a powerful emotional imprint.

The Chrysalids builds its narrative gradually, focusing on David and his friends as they grow up in a post-apocalyptic society where difference is feared. The novel’s slow-burn pacing and attention to the nuances of survival and change will appeal if you appreciated the deliberate, lingering storytelling of Greybeard.