With its survival challenged by a rapidly growing and aging population and by accelerating climate change, where can land-poor Singapore expand? The futurists offer a radical solution: a massive vertical city. What will it be like living high up in the sky?

By 2065, the waters surrounding the island where Singapore lays may be dramatically impacted. Under such circumstances, living on the sea in floating communities would be commonplace while growing massive crops of food and generating power would become crucial to the city's survival.