Wild pollinators and farmed bees, which we use to pollinate many crops, are declining. One high-tech alternative is to drop pollen from drones. But is this a short-term solution? Show more
Discover 11,128,835 listings and 279,601 playable programmes from the BBC
Wild pollinators and farmed bees, which we use to pollinate many crops, are declining. One high-tech alternative is to drop pollen from drones. But is this a short-term solution? Show more
The BBC's international radio station
