Will the planet starve if bees disappear? Aren’t bees responsible for a significant chunk of the world’s food supply and nutrition, from one third to as much as 90 percent, depending on what advocacy group is making the claim? You hear such assertions invoked by advocacy groups, reported as truth by journalists and cited by politicians as accepted wisdom whenever the subject of pollinators comes up. “Seventy out of the top 100 human food crops — which supply about 90 percent of the world’s nutrition — are pollinated by bees,” writes Greenpeace USA on its ‘save the bees’ fundraising campaign that fingers pesticides as the primary cause of the “bee crisis.” Read more.