The Duke of Cambridge wants the likes of Jeff Bezos, Richard Branson and Elon Musk to focus on saving this planet rather than trying to reach the next. Is he right? We talk it over with physical geographer Dr Eloise Marais from University College London. She tells us about the impact all these rocket launches are having on the planet right now as well as potential problems in the future. We also ask if there are better ways to send spaceships out of the atmosphere than those currently being used by rival billionaires? 

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