Full Breakdown
EPA Approves Pesticides Containing PFAS, Sparking Controversy
11/25/2025, 3:46:06 AM
Approval of Isocycloseram for Agricultural Use
On Thursday, the Environmental Protection Agency (EPA) approved ten pesticide products containing isocycloseram, a perfluoroalkyl and polyfluoroalkyl substance (PFAS), for use in agriculture, turf management, and indoor pest control. The EPA stated that these products would help manage pests such as the tarnished plant bug in cotton, Colorado potato beetle in potatoes, and the Asian citrus psyllid, which spreads citrus greening disease. The agency emphasized that no human health risks were identified when isocycloseram is used according to registered labels.
Environmental Concerns and Criticism
Environmental advocates have raised significant concerns regarding the approval of isocycloseram, citing its long-term risks. Nathan Donley, environmental health science director at the Center for Biological Diversity, criticized the decision as "absurdly shortsighted," arguing that it increases the risk of serious reproductive and liver harms for future generations. The Center highlighted findings from the EPA's own memorandum, which noted potential dangers such as reduced testicle size and lower sperm count. Additionally, isocycloseram is reported to be highly toxic to pollinators, with the potential for exposure levels reaching 1,500 times the lethal threshold for bees.
Scientific Perspectives on PFAS
While some agricultural researchers, including University of Georgia Extension Entomologist Mark Abney, support the use of isocycloseram for its benefits to peanut farmers, the broader scientific community remains cautious. Experts like Scott Bartell from the University of California, Irvine, have expressed ongoing concerns about the health effects of PFAS, which are becoming increasingly clear. The Agency for Toxic Substances and Disease Registry (ATSDR) has identified potential outcomes from PFAS exposure, including changes in cholesterol levels and immune response.
Conflicting Reports on Safety
Despite the EPA's assurances regarding the safety of isocycloseram, advocacy groups and environmental scientists continue to question the validity of these claims. The Center for Biological Diversity pointed out that while the EPA labeled the chemical as "safe," it also recommended that it should not be applied near livestock, pets, or children. This contradiction raises concerns about the thoroughness of the EPA's safety assessments.
Broader Implications for Agriculture and Public Health
The approval of isocycloseram reflects a growing tension between agricultural needs and public health concerns regarding PFAS. With one out of every three bites of food relying on pollination, the potential impact on pollinators could have far-reaching consequences for food production. As the debate continues, the implications of this decision will likely resonate within both agricultural and environmental circles.
Verbatim Quotes
“This new active ingredient will give farmers an additional tool to help manage crops and grow more food for our country.” — EPA Statement
“To approve more PFAS pesticides amid the growing awareness of the serious, long-term dangers from these forever chemicals is absurdly shortsighted,” — Nathan Donley, Center for Biological Diversity
“The undeniable reality is that the Trump administration is knowingly putting the nation’s children at greater risk of developing serious reproductive and liver harms for generations to come.” — Nathan Donley, Center for Biological Diversity
“I think the health effects [are] becoming more and more clear over time.” — Scott Bartell, University of California, Irvine
As the situation develops, stakeholders from various sectors will continue to monitor the implications of this decision on health and the environment.
