After tackling small town esoterica and early Irish Christianity, the latest release by Francis Heery, aka The Cube of Unknowing, explores the idea of resurgent nature, unleashed by a world-changing flood, engulfing the towns of County Galway. Drowned Zones is made up of six glimpses into a future past, where small town ruins are overtaken by jungle and stalked by creatures only a new primordial soup could conjure. The most resonant sci-fi charts the consequences of choices made in the present, so it is little surprise that Heery’s album description references dystopian chronicler JG Ballard. The concept, from artwork to…