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London has become a hive of activity for honey bees.The city has recently won awards for its excellent honey too. It鈥檚 the latest indication that the capital鈥檚 bees are thriving even though bee populations across the country are in serious decline. So what鈥檚 the secret of London's success? We meet the scientists from Queen Mary University in East London who鈥檝e been putting tiny tracking devices on London bees to find out where they go to collect their pollen.