From pizza delivery to emergency aid, are autonomous aircraft the future? Ruth Alexander looks into whether drones are a feasible alternative to delivery drivers and traditional air drops. We hear how fast food and groceries are being delivered into suburban back gardens in Helsinki and Dublin and to a waterside collection point in Hong Kong. Is this technology something we might see everywhere soon? Ruth looks at its advantages and limitations and finds out how drones are carrying essential food to remote communities in Madagascar.Taking part were Danny Vincent, BBC Hong Kong reporter, Ville Lepalä, the CEO and co-founder of Huuva foodhall, Bobby Healy, the CEO of Manna Aero, Santanu Chakraborty, chief executive officer of Bal Raksha Bharat – Save the Children India and Hedley Tah from the United Nations Humanitarian Air Service, which is run by the World Food programme.Produced by Rumella Dasgupta.Image: A drone is flying against a stylised blue sky background. It is holding a white box which says Food Delivery on it in black letters. (Credit Getty Images/ sarawuth702)

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