As agriculture has expanded over the last few decades, global dependence on pollinator insects has increased. But crop diversity hasn't increased nearly as much – and this disparity spells trouble for many regions, especially parts of South America and Asia, according to a new study.
Bumblebees, recently listed under the Endangered Species Act, has declined by nearly 90 percent. But they're in trouble this time because of diseases spread by domestic honeybees, reports a recent study.
Vanilla's native Mexico is the only place in the world where the fragrant orchid is pollinated without human help. But pesticides threaten to wipe out the insects that do the job, in turn threatening human livelihoods.