Researchers now believe that several factors may contribute to colony collapse disorder, the mysterious mallady of honey bees where entire hives just disappear.

Among the factors are pesticide exposure, environmental and nutritional stresses, new or re-emerging pathogens, the varroa mite and a virus.

The Managed Pollinator Coordinated Agriculture Project, a group of researchers that includes some from the University of Georgia, received a $4.1 million U.S. Department of Agriculture grant to study the problem.

Read the complete article at the University of Georgia.