Radiofrequency electromagnetic fields reduce bumble bee visitation to flowers

Authors: Treder M, Gl�ck M, England SJ, Traynor KS

Year: 2025 Jul 14

Category: Environmental Science / Ecology

Journal: Environ Pollut

DOI: 10.1016/j.envpol.2025.126836

URL: https://www.sciencedirect.com/science/article/abs/pii/S0269749125012096?via%3Dihub

Abstract

Overview

Radiofrequency electromagnetic fields (RF-EMF) are now commonplace, supporting the transmission of data for television, internet, and cell phones. Concerns are growing regarding whether these anthropogenic emissions can serve as additional stressors for pollinators, possibly disrupting crucial habitats—especially in areas with advanced development.

Study Purpose

  • Investigated whether RF-EMF affects the behavior and foraging efficiency of pollinators.
  • Focused on exposure to 2.4 and 5.8 GHz frequencies, reflecting common wireless communication bands.
  • Employed a blinded design and standardized radiation source for rigorous data collection over two years.

Findings

  • No significant effect of RF-EMF exposure was found on honey bee visitation rates on Salvia and Lavandula plants.
  • There was a significant reduction in bumble bee visits per observation period when plants were exposed to RF-EMF.

Conclusion

  • The study documents a clear link between radiofrequency electromagnetic field exposure and reductions in bumble bee visitation to flowers.
  • These findings highlight a potential risk to pollinator populations from RF-EMF and stress the importance of long-term and in-depth research into these environmental impacts.
radiofrequency electromagnetic fields bumble bees pollinators sublethal effects flower visitation environmental pollution
← Back to Stats