Is it possible to grow food on the Moon?

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Space agencies and billionaire investors plan to have people living on the Moon or Mars. But those lunar and martian residents will have to grow their own food to survive. Find out how biologists from Florida, Norway and the Netherlands are experimenting to grow crops in regolith, the kind of soil found on the Moon and Mars. It could be very profitable enterprise. Presenter / producer: Russell Padmore Image: Moon and crops; Credit: Getty Images