The World in Winter is a 1962 post-apocalyptic science fiction novel by John Christopher. It deals with a new ice age caused by a reduction in the output of the Sun.
The Guardians is a young-adult science fiction novel written by John Christopher and published by Hamilton in 1970. Set in the year 2052, it depicts an authoritarian England divided into two distinct societies: the modern, overpopulated "Conurbs" and the aristocratic, rarefied "County". Crowded city districts and …
Empty World is a science fiction novel written by John Christopher aimed at an adolescent audience. It was Christopher's eleventh such novel. The German station ZDF produced a TV adaptation of Empty World in 1987. An updated film adaptation of Empty World is currently in development with German production company Lago …