Bumble bees are facing climate driven pressure already predicted to push 33% of species toward decline, even as agriculture expands into pollinator dependent landscapes. At the same time, 74% of leading global crops rely on insect pollination to some degree, meaning the fallout can spread from field margins to dinner tables. The most unsettling part is how quickly habitat loss, pesticide exposure, and land use pressures are shrinking pollinator options across both monitored time series and global risk models.
Key Takeaways
- 33% of bumble bee species are predicted to decline in the future under climate change scenarios, indicating potential long-term pressure on pollinator populations
- 52% of global agricultural land expansion projected through 2050 occurs in areas identified as having medium to high pollinator dependence, increasing pressure on pollination-supporting habitats
- Pesticide exposure is implicated in pollinator declines, with a European Food Safety Authority (EFSA) review reporting potential risks for non-target arthropods from certain pesticide uses
- 74% of leading global crops assessed rely on insect pollination to some degree, highlighting broad reliance on pollinators across agricultural systems
- 40% of global insect crop production is at risk from pollinator decline, with modeled scenarios showing losses without sufficient pollination
- The EU’s LIFE program allocated € (multiple projects) to pollinator conservation; one listed action includes habitat restoration for pollinator species
- In a large meta-analysis, local species extinction risk for pollinators was elevated in farmland compared with non-farmland habitats (with effect sizes indicating increased risk)
- 30% of wild pollinator species in agricultural landscapes are threatened by habitat loss and degradation, according to a global meta-analysis of pollinator decline drivers
- 24% of surveyed European bumble bee species experienced declines in occurrence and/or abundance across time series in a systematic review
- Crops grown on farms supporting pollinator-friendly practices can experience yield stability improvements; a study reported yield gains of 5%–15% for certain crops with diversified pollinator habitats
- Over 90% of flowering plant species rely to some degree on animal pollination (including insects and birds), supporting ecosystem diversity that sustains habitats for pollinators
- Around 71% of leading plant species in the assessed group benefit from animal pollination services used in agricultural and natural habitats
- The global number of honey bee colonies has been reported as declining in some countries, with country-level reductions often in the tens of percent over the last decade
- 3.6 billion fewer insect individuals were estimated in Germany between 1989 and 2016, corresponding to a decline of 76% in biomass/abundance in the dataset underlying the famous 'Krefeld' long-term study
- 39% of European farmland bird species have declined since 1980 in the European Bird Census Council long-term trend analysis that also notes habitat- and food-web linkages to insect decline affecting pollination-related ecosystems
Climate change, habitat loss, and pesticides are driving widespread pollinator declines, threatening crop yields worldwide.
Related reading
01 · Category
Climate & Pressure7 stats
01
33% of bumble bee species are predicted to decline in the future under climate change scenarios, indicating potential long-term pressure on pollinator populations
02
52% of global agricultural land expansion projected through 2050 occurs in areas identified as having medium to high pollinator dependence, increasing pressure on pollination-supporting habitats
03
Pesticide exposure is implicated in pollinator declines, with a European Food Safety Authority (EFSA) review reporting potential risks for non-target arthropods from certain pesticide uses
04
Neonicotinoid residues have been detected in honey at measurable concentrations in a study compiling survey results (example: detectable levels reported in multiple countries)
05
Insecticide-treated crops can reduce pollinator survival, with lab/field studies reporting survival declines of up to 50% for sensitive species under certain exposure conditions
06
In Latin America, agriculture intensification has been linked to significant reductions in pollinator visitation rates, with studies reporting declines of 20%–60% after habitat conversion
07
A 2022 study reported that wild bee abundance decreased significantly with increased pesticide intensity, with reductions often exceeding 30% in high-intensity areas
Interpretation
Climate & Pressure Interpretation
Under the Climate and Pressure lens, looming climate impacts and intensifying human pressures are aligning badly, with 33% of bumble bee species predicted to decline under climate scenarios while pesticide intensity and habitat conversion are also driving sharp drops in pollinator abundance and visitation, often exceeding 30% and reaching 20% to 60% declines after land use change.
02 · Category
Market Size4 stats
01
74% of leading global crops assessed rely on insect pollination to some degree, highlighting broad reliance on pollinators across agricultural systems
02
40% of global insect crop production is at risk from pollinator decline, with modeled scenarios showing losses without sufficient pollination
03
The EU’s LIFE program allocated € (multiple projects) to pollinator conservation; one listed action includes habitat restoration for pollinator species
04
In 2019, the global honey market volume was about 1.8 million tonnes; although not purely pollinator decline, market trends are influenced by colony health and production
Interpretation
Market Size Interpretation
Under the Market Size framing, with 40% of global insect crop production projected to be at risk from pollinator decline, the scale of potential yield losses is large enough to threaten a substantial portion of the market rather than remaining a niche concern.
03 · Category
Biodiversity Decline11 stats
01
In a large meta-analysis, local species extinction risk for pollinators was elevated in farmland compared with non-farmland habitats (with effect sizes indicating increased risk)
02
30% of wild pollinator species in agricultural landscapes are threatened by habitat loss and degradation, according to a global meta-analysis of pollinator decline drivers
03
24% of surveyed European bumble bee species experienced declines in occurrence and/or abundance across time series in a systematic review
04
At least 1,000 species of bees worldwide are estimated to be threatened with extinction, with habitat loss and pesticide exposure contributing
05
In a study of European farmland, pollinator species richness decreased by 50% from the 1990s to the 2010s in some monitored regions
06
15% of wild bee species were categorized as threatened in Europe in the EU assessment synthesis, indicating risk to pollination systems
07
33% of bumblebee species in the UK were reported to have declined between 1986 and 2007 in long-term monitoring
08
42% of monitored butterfly species in European agricultural landscapes declined over multi-decadal periods, with many butterflies depending on insect pollination networks
09
In US field and monitoring studies, bumble bee abundance declines reported between 10% and 90% across sites over decades in relevant time series comparisons
10
A 2018 review estimated that around 40% of invertebrate pollinators are declining in Europe based on multiple long-term datasets
11
Insect biomass declines reported in long-term datasets have reached reductions of about 50% across decades in some regions, affecting food webs that include pollinators
Interpretation
Biodiversity Decline Interpretation
Across Europe and other heavily farmed regions, biodiversity decline in pollinators is widespread, with declines or threatened status affecting dozens of species and reaching figures like 30% of wild pollinators threatened by habitat loss and degradation and 50% drops in pollinator richness from the 1990s to the 2010s in some monitored farmland areas.
04 · Category
Ecosystem Services7 stats
01
Crops grown on farms supporting pollinator-friendly practices can experience yield stability improvements; a study reported yield gains of 5%–15% for certain crops with diversified pollinator habitats
02
Over 90% of flowering plant species rely to some degree on animal pollination (including insects and birds), supporting ecosystem diversity that sustains habitats for pollinators
03
Around 71% of leading plant species in the assessed group benefit from animal pollination services used in agricultural and natural habitats
04
In a US study, honey bee foraging trips per day increase in response to forage availability; reduced flowering resources lead to measurable decreases in foraging activity by days per week
05
A 2017 PLOS ONE analysis estimated that 40% of the world’s crops benefit from insect pollination, connecting pollinator decline to productivity risk
06
26% of global agricultural production value is directly affected by pollination according to estimates used by the OECD in its 2019 assessment of biodiversity and ecosystem services (pollination-dependent share)
07
The European Commission estimated a median of 9.2 million pollinating insect species affected by agricultural intensification in its supporting analysis for EU biodiversity strategy implementation (median across scenario runs)
Interpretation
Ecosystem Services Interpretation
Ecosystem services are already feeling pollinator pressure, with OECD estimates suggesting 26% of global agricultural production value is directly affected by pollination while a 2017 PLOS ONE analysis links 40% of world crops to insect pollination and agricultural intensification is putting roughly 9.2 million pollinating insect species at risk.
05 · Category
Industry & Trade1 stats
01
The global number of honey bee colonies has been reported as declining in some countries, with country-level reductions often in the tens of percent over the last decade
Interpretation
Industry & Trade Interpretation
From an Industry and Trade perspective, the reported tens of percent declines in global honey bee colonies over the past decade in some countries signal a growing supply risk for pollination dependent goods and services.
More related reading
06 · Category
Biodiversity Risk2 stats
01
3.6 billion fewer insect individuals were estimated in Germany between 1989 and 2016, corresponding to a decline of 76% in biomass/abundance in the dataset underlying the famous 'Krefeld' long-term study
02
39% of European farmland bird species have declined since 1980 in the European Bird Census Council long-term trend analysis that also notes habitat- and food-web linkages to insect decline affecting pollination-related ecosystems
Interpretation
Biodiversity Risk Interpretation
For the Biodiversity Risk angle, Germany has lost an estimated 3.6 billion insect individuals since 1989, a 76% drop in abundance and biomass in the Krefeld study data, and this weakening insect base aligns with the finding that 39% of European farmland bird species have declined since 1980, reinforcing how pollinator loss can cascade through ecosystems.
07 · Category
Threat Pathways1 stats
01
500+ pesticide active ingredients have some form of documented risk potential to pollinators in the EU hazard database used for active substance approval; the count is compiled in the European pesticide risk database statistics
Interpretation
Threat Pathways Interpretation
For the Threat Pathways facing pollinators, 500+ pesticide active ingredients have documented risk potential in the EU hazard database used for approval, showing how widespread pesticide exposure is as a recurring threat mechanism.
08 · Category
Ecosystem Dependence2 stats
01
70% of European terrestrial plants are pollinated by animals (insects and other taxa), illustrating high ecosystem dependence on pollinators
02
The FAO’s Food Loss and Food Waste framework quantifies that global food loss and waste are 14% for food available for consumption, motivating risk management for yield disruptions that can be exacerbated by pollinator decline
Interpretation
Ecosystem Dependence Interpretation
With 70% of European terrestrial plants relying on animal pollinators, ecosystem dependence means pollinator decline can ripple through food systems, especially since FAO estimates 14% food loss and waste that can be worsened by yield disruptions.
09 · Category
Colony & Population Trends1 stats
01
UK long-term bumblebee monitoring reported that 47% of bumblebee species declined between 1986 and 2007 (regional multi-year monitoring results quantified for the period)
Interpretation
Colony & Population Trends Interpretation
Under the Colony and Population Trends lens, UK long term monitoring shows that 47% of bumblebee species declined between 1986 and 2007, signaling widespread population losses over time.
10 · Category
Stressors & Drivers3 stats
01
A global synthesis reported that land-use change reduced pollination services by 20% on average across studied systems (service metric synthesized across studies)
02
In a field test of neonicotinoid exposure, foraging activity of honey bees decreased by 25–40% compared with controls (percent reduction in activity quantified across exposure treatments in the report)
03
In a global review, wild pollinator declines were linked to habitat loss, with habitat degradation identified as the dominant driver in 57% of reviewed studies (driver attribution frequency quantified)
Interpretation
Stressors & Drivers Interpretation
Across the stressors and drivers driving pollinator decline, land use change cuts pollination services by an average of 20% and neonicotinoid exposure can reduce honey bee foraging activity by 25 to 40%, while habitat degradation emerges as the dominant driver in 57% of studies.
Reference
Cite This Report
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APA
David Kowalski. (2026, February 13). Pollinator Decline Statistics. Gitnux. https://gitnux.org/pollinator-decline-statistics
MLA
David Kowalski. "Pollinator Decline Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/pollinator-decline-statistics.
Chicago
David Kowalski. 2026. "Pollinator Decline Statistics." Gitnux. https://gitnux.org/pollinator-decline-statistics.
Sources & references
39 datasets cited across this report · attribution is report-level
+17 additional datasets cited (not shown individually)