US garbage incinerators are failing to eliminate ‘forever chemical’ air pollution, experts warn

Experts and public health advocates warn that U.S. garbage incinerators are largely failing to eliminate emissions of PFAS, a group of persistent “forever chemicals,” posing significant health risks to nearby communities, particularly those in low-income neighborhoods. Despite industry claims, including a recent report by the Minnesota Resources Recovery Association (MRRA) asserting a 99.6% reduction in PFAS emissions from Minnesota incinerators, independent analyses challenge these findings as based on flawed assumptions and incomplete data. The controversy comes amid ongoing efforts to shut down incinerators in cities such as Miami, Philadelphia, and Baltimore, and a lawsuit against the Environmental Protection Agency (EPA) over its failure to update emissions standards to address PFAS. PFAS compounds, numbering over 16,000, are widely used in consumer products for their water-, stain-, and grease-resistant properties but are highly resistant to environmental degradation. These chemicals accumulate in municipal landfills and can be released into the air during waste incineration. Experts emphasize that industrial-scale incinerators are not currently capable of fully destroying PFAS, which remain a persistent source of pollution. Exposure to PFAS has been linked to serious health issues including cancer, birth defects, immune system impairment, and kidney disease. Recent research indicates that airborne exposure to PFAS may pose greater risks than previously understood, prompting calls for stricter regulatory oversight. Critics argue that the MRRA report misleads the public by overstating the effectiveness of incinerators in controlling PFAS emissions and downplaying the environmental justice implications. Nazir Khan, executive director of the Minnesota Environmental Justice Table, highlighted how the burden of pollution disproportionately affects marginalized communities living near these facilities. While the MRRA acknowledges some valid points in critiques of its report, it maintains that current emissions levels are not likely unsafe. Meanwhile, environmental groups and legal advocates continue to push for stronger regulations and alternatives to incineration to address the persistent threat of PFAS contamination. The debate underscores broader challenges in managing PFAS waste, as the chemicals’ durability complicates disposal and pollution control efforts. With nearly 100 municipal and hazardous waste incinerators operating nationwide, the issue remains critical for public health and environmental justice, demanding urgent attention from regulators, industry, and communities alike.