PubMed · 2026-06-15
Despite widespread wild pollinator declines, crop yield gaps from inadequate pollination have actually fallen by half since 1950 — driven by increasingly effective managed pollinator programs. Wild pollinator conservation remains critical for long-term resilience, but current agricultural pollination management has successfully offset much of the expected yield loss.
Pollination limitation averages 36% across pollinator-dependent crops, meaning plants routinely produce about a third less than their potential under ideal pollination.
Pollination limitation declined by 50% between 1950 and the 2010s, but only in fields using managed pollinators — unmanaged fields showed no measurable improvement over the same period.
Meta-analysis of 790 effect sizes across 86 crops found that autogamy (self-pollination ability) independently reduces yield gaps, pointing toward breeding self-fertile traits as a complementary strategy.