Investigating the problem from a global perspective, the programme makers travel from the farm belt of California to the flatlands of East Anglia to the outback of Australia. They talk to the beekeepers whose livelihoods are threatened by colony collapse disorder, the scientists entrusted with solving the problem, and the Australian beekeepers who are making a fortune replacing the planet's dying bees. They also look at some of the possible reasons for the declining numbers - is it down to a bee plague, pesticides, malnutrition? Or is the answer something even more frightening?
Vanishing of the Bees