Summary
Paris' rooftop hives hope to preserve honeybees
To check the beehives he has set up on the roof of the sprawling Monnaie de Paris along the banks of the River Seine, Audric de Campeau slips on a harness over tan-colored trousers.
The French capital boasts more than 700 beehives, according to 2015 figures, most of them located on rooftops such as those of the haute cuisine Tour d'Argent restaurant, the Grand Palais and the Musee d'Orsay.
Beehives have long sat on the roof of the Paris Opera, and the Luxembourg Gardens has had beehives since 1856 .
All told, there are some 20,000 bee species that fertilize more than 90 percent of the world's 107 major crops.
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