What is it about?
Three out of every four major crops benefit from animal pollination. While ongoing pollinator declines are often expected to reduce crop yields, our analysis shows that pollination shortfalls in crops have fallen by almost 50% since the 1980s. This decline was largely associated with the use of managed pollinators, particularly honeybees, suggesting that their use has become more efficient over time. Our findings also suggest that pollinator declines are not yet translating into widespread global losses in crop production. Nevertheless, as pressures on pollinators continue to increase, protecting wild pollinators and promoting a diversity of pollination strategies will remain important for maintaining resilient and sustainable food production in the future.
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Why is it important?
This study is important because there is still limited understanding of how pollinator declines are affecting crop production globally. We show that, despite concerns about declining pollinator populations, global crop pollination shortfalls have decreased over time. This pattern highlights the role of managed pollinators in sustaining crop production, while also reinforcing the importance of maintaining diverse pollination strategies to support long-term resilience.
Perspectives
I found the decline in pollination deficits surprising at first, given the well-documented global declines in several pollinator groups. However, considering that crops exist within highly human-managed systems designed for efficiency, and that their pollination is often provided by common and generalist pollinators, the observed patterns become more understandable. More interesting to me is that, in the absence of managed pollinators, pollination deficits remained stable over time. This suggests that wild pollinator communities may still provide relatively stable pollination services, despite the multiple stressors they face. It reinforces the idea that wild pollinators play a key role in crop pollination, but that managed pollinators are as well essential for sustaining crop production.
Catarina Siopa
University of Freiburg
Read the Original
This page is a summary of: Global decline in pollination limitation of pollinator-dependent crops, Proceedings of the National Academy of Sciences, June 2026, Proceedings of the National Academy of Sciences,
DOI: 10.1073/pnas.2533418123.
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