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Updated: Jun 11, 2025

Empirical, Metagenomic, and Computational Techniques Illuminate the Mechanisms by which Fungicides Compromise Bee Health
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Pesticide impacts on insect pollinators: Current knowledge and future research challenges.

P Basu1, H T Ngo2, M A Aizen3

  • 1Department of Zoology, University of Calcutta, Kolkata, India.

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|October 4, 2024
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Global pesticide use is increasing, posing risks to pollinators. This study analyzes trends, forecasts future use, and reviews impacts, highlighting research gaps and conservation needs.

Keywords:
FungicidesHerbicidesInsecticidesPoliciesPollinatorsRisk assessment

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Area of Science:

  • Agricultural Science
  • Ecology
  • Environmental Science

Background:

  • Intensified agriculture drives increased pesticide use globally.
  • Pesticides are a major factor in pollinator decline, as identified by the Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services (IPBES).
  • Previous research on pesticide effects on pollinators is limited in scope and geographic representation.

Purpose of the Study:

  • To conduct the first long-term, global analysis of pesticide use trends (1995-2020).
  • To review literature on pesticide impacts on pollinators since the 2016 IPBES assessment.
  • To forecast regional pesticide use trends up to 2030 and identify knowledge gaps.

Main Methods:

  • Analysis of global pesticide use data from FAOSTAT (1995-2020).
  • Systematic literature review of studies published between 2016-2022 on pesticide impacts on pollinators.
  • Development of forecast models for regional pesticide use trends.

Main Results:

  • Significant inter-regional variations in pesticide use, with some countries showing 3000-4000% increases.
  • Projected increases in pesticide use across Africa, South America, Asia, North America, and Central Asia.
  • Identification of regional research gaps and a comprehensive update on current knowledge of pesticide impacts.

Conclusions:

  • Pesticide use is projected to increase globally, particularly in Africa and Asia.
  • There is a critical need for more region-specific research on pesticide impacts on diverse pollinator species.
  • Addressing knowledge gaps and implementing conservation initiatives are crucial for pollinator protection.