The Sun (A World without)

What could you live without? You could live without chocolate or TV, right? Those things are easy to lose. But what about a world without any sunlight? Or rain falling from the skies? Could you live in a world where plants or animals had disappeared? How about a world where you couldn't even go to the toilet? Discover what it would be like to live in a world without the most important parts of everyday life in this weird and wonderful series.