
Rising Concerns
Loading player...
Note: If a source doesn't work, try switching to a different one. Some sources may have ads or pop-ups - we recommend using an ad blocker for the best experience.
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?