Arthur's Ark

A British federal scientific expedition aboard a deep-sea quantum detection vessel ventures into a super-abyssal geological fissure in the North Atlantic. Oxford University's chief geologist confirms apocalyptic data: the North Atlantic plate is undergoing melting and detachment, and the British Isles are sliding into the abyssal mantle. The islands will be completely submerged by 7081 at the latest, leaving the British people a survival window of only five years...