They may be small, but the world needs bees.They pollinate one-third of the food we eat - fruits, vegetables, nuts, seeds and food for livestock. But recently, bee colonies around the world have been collapsing, with bees dying at alarming rates.While the scientists try to find a solution, there is a buzz about Niue, a tiny South Pacific island.Here, abandoned hives of disease-free bees have been discovered deep in the jungle. Could they be the answer to one of the biggest problems facing global agriculture101 East travels to a speck in the ocean to find out.-