The alarming global decline in bee populations has been increasingly documented since the late 20th century. This trend notably parallels the rapid introduction and expansion of wireless communication technologies, which began in earnest during the 1990s with the rollout of 2G cellular networks, followed by the proliferation of Wi-Fi, mobile data technologies, and cordless DECT phones.
While environmental stressors on pollinators have many causes, the increase in electromagnetic radiation (EMR) exposure due to these technologies has raised significant concerns. Research has suggested that this radiation may negatively affect bees’ navigation, foraging behaviour, and overall health.
Bees 2008: The Warning Government and Industry Ignored
Early warnings about the potential ecological impact of EMR exposure were sounded over a decade ago. At the Radiation Research Trust conference in London in 2008, Ulrich Wanke presented research highlighting these risks. Since then, numerous scientific studies have continued to investigate the complex relationships between EMR exposure and pollinator declines.
For example, studies have shown that emissions from DECT cordless phones can disrupt honey bees’ behaviour and communication. Alongside the recently published research from the Wrocław University of Environmental and Life Sciences, which found that exposure to 900 MHz radiofrequency fields for just one hour affects honey bee behaviour, these findings underscore the urgent need to reassess our exposure to everyday EMR sources.
Our work builds upon these early warnings to stress that the bell has been ringing for many years. It is crucial that as we advance technologically, we do so with a clear understanding of the ecological and human health implications.
Powerful Quote from Birds, Bees and Mankind (Foreword by Warnke’s Colleagues):
“It is clear from his paper that the powers that be in politics, the economy and science are in the process of destroying what nature has built up over millions of years. The traces of this destruction have long been evident in our living environment. The paper shows, however, how short-sightedly we are treating not only our health and the economy, but especially also future generations’ right to life. All of the above is documented not as probabilities but based on reproducible effects. This should give pause also to those who regularly justify their actions with the argument that they are unaware of any proof of damage.”
Prof. Dr. Karl Hecht, Dr. med. Markus Kern, Prof. Dr. Karl Richter, Dr. med. Hans-Christoph Scheiner (2008)
References & Further Reading:
- 🔹 Wanke, U. (2008). Radiation Research Trust Conference Presentation. Link
- 🔹 Wanke, U. (2008). BEES, BIRDS AND MANKIND. ResearchGate
- 🔹 Favre, D. (2011). Mobile phone-induced honeybee worker piping. Apidologie, 42(3), 270–279. https://doi.org/10.1007/s13592-011-0016-x
- 🔹 Wrocław University of Environmental and Life Sciences. (2025). The Influence of an Electromagnetic Field at a Radiofrequency of 900 MHz on the Behaviour of a Honey Bee. Link
- 🔹 Environmental Health Trust. Research on Bees, Butterflies & Wildlife and Electromagnetic Fields. ehtrust.org
- 🔹The Birds, the Bees and Electromagnetic Pollution https://radiationresearch.org/the-birds-the-bees-and-electromagnetic-pollution/
- 🔹 Insects are at Risk From 5G and New Networks https://www.wildlifeandwireless.org/news/insects-are-at-risk-from-5g-and-new-networks
EMF Exposure & Honey Bee Health Timeline
1980s–1990s
- 🔹GSM (2G) Mobile Networks Developed and Launched
GSM technology was developed in the 1980s and commercially introduced in the early 1990s, marking the start of widespread radiofrequency (RF) emissions from mobile networks.
https://en.wikipedia.org/wiki/GSM - 🔹Honey Bee Populations in the 1980s and 1990s
During this period, honey bee populations were relatively stable, with no significant global declines reported.
https://research.senedd.wales/media/il4bmxb1/13-031-english.pdf
Early 2000s
- 🔹Colony Collapse Disorder (CCD) Recognised
Reports of large-scale unexplained honey bee disappearances gained global attention, prompting investigations into various environmental stressors including EMF exposure.
https://en.wikipedia.org/wiki/Colony_collapse_disorder
2008
- 🔹Dr. Ulrich Warnke’s Warning on EMF Impact
Presented Birds, Bees, and Mankind at the EM Radiation Research Trust conference, highlighting how electromagnetic radiation disrupts bee and bird navigation and behaviour.
https://radiationresearch.org/wp-content/uploads/2018/06/021500_warnke.pdf
https://www.researchgate.net/publication/241538484_BEES_BIRDS_AND_MANKIND
Video – 21.08.2019 Does 5G mean the final knockout for the bees? Source https://www.kla.tv/14771
2023
- 🔹Polish Study Confirms Physiological Effects of 900 MHz EMF on Bees
Migdal et al. showed that exposure to 900 MHz radiofrequency fields alters enzyme activities and stress-related gene expression in honey bees, confirming EMF as a biological stressor.
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0285522
According to the Joint Nature Conservation Committee (JNCC), about 42% of pollinator species have become less widespread over the long term (from 1980 to 2022). This means nearly half of native pollinator species including many wild bees, butterflies, and hoverflies are struggling to maintain their historic ranges, which poses a serious threat to biodiversity and ecosystem health. Reference:
https://jncc.gov.uk/our-work/ukbi-pollinating-insects/
Today, evidence shows that EMF exposure adds significant stress to their health and navigation. As mobile networks expand, protecting bees requires urgent attention to the impacts of electromagnetic fields to ensure their survival and the health of global ecosystems.
🔹(2025) New EHS magnetosensitivity paper by Denis Henshaw and Alasdair Philips
International Journal of Radiation Biology Volume 101, (2025)
A mechanistic understanding of human magnetoreception validates the phenomenon of electromagnetic hypersensitivity (EHS) Denis L. Henshaw & & Alasdair Philips


‘Results:
We examined primary MF/EMF sensing and subsequent coupling to the nervous system and the brain. Magnetite particles in our brains and other tissues can transduce MFs/EMFs, including at microwave frequencies. The radical pair mechanism (RPM) is accepted as the main basis of the magnetic compass in birds and other species, acting via cryptochrome protein molecules in the eye. In some cases, extraordinary sensitivity is observed, several thousand times below that of the geomagnetic field. Bird compass disorientation by radio frequency (RF) EMFs is known.
Conclusions:
Interdisciplinary research has established that all forms of life can respond to MFs. Research shows that human cryptochromes exhibit magnetosensitivity. Most existing provocation studies have failed to confirm EHS as an environmental illness. We attribute this to a fundamental lack of understanding of the mechanisms and processes involved, which have resulted in the design of inappropriate and inadequate tests. We conclude that future research into EHS needs a quantum mechanistic approach on the basis of existing biological knowledge of the magnetosensitivity of living organisms.’
To link or download this article: Magnetosensitivity IJRB December 2024
EM Radiation Research Trust Final Statement
The Radiation Research Trust believes the evidence is now too strong to ignore. From the early warnings of 2008 to today’s scientific findings, the message has been consistent: the rapid expansion of wireless technologies is not without consequence. Bees nature’s master pollinators are showing behavioural changes after even brief exposures to radiofrequency fields. Their decline is not just an ecological tragedy; it is a direct threat to our food systems, biodiversity, and the balance of life itself.
We cannot say we were not warned. The question is no longer whether we should act, but how swiftly and decisively we will respond. The future of our pollinators, our ecosystems, and ultimately our own survival depends on the choices we make today. If we fail to protect the smallest workers in nature’s chain, we may face a silent spring and a silent world of our own making.
