In April 2008, "60 Minutes" ran a story about the disappearing bees. It's a total of about 10 minutes in two parts.
The Flight of the Honeybee: A Mystery That Matters, Washington Post, May 10, 2007. View article.
~ About one-third of the human diet is derived from insect-pollinated plants, and honeybees are responsible for 80 percent of this pollination.