WebMulti-pathway human health and environmental risk assessments factoring PFAS life cycle and transfer mechanisms throughout the environmental system; Interpretation of existing and proposed federal and state regulations and guidance. Presentation to clients and the public in clear and concise work products WebTo understand switchgrass and derived fuels, life cycle analysis (LCA), a common process for environ-mental accounting, has been used. Past LCA studies on switchgrass-derived …
Study integrates PFAS into life cycle assessment
WebApr 8, 2024 · WASHINGTON (APRIL 8, 2024) – Today, the U.S. Environmental Protection Agency (EPA) is releasing an updated toxicity assessment for perfluorobutane sulfonic acid (PFBS), a member of a larger group of per- and polyfluoroalkyl substances ( PFAS ). Today’s PFBS assessment is part of EPA’s commitment to restore scientific integrity to … WebMar 17, 2024 · After the state Department of Public Health issued a health advisory warning that pregnant women, nursing mothers, and infants should not drink or cook with its product due to elevated PFAS levels, the 117-year-old company had to … bombe carrosserie
An (Eco)Toxicity Life Cycle Impact Assessment Framework …
WebMar 14, 2024 · EPA proposed the first Clean Water Act aquatic life criteria for PFAS, focusing on two of the most well-studied chemicals in this group: PFOA and PFOS. These draft recommendations reflect the latest peer-reviewed scientific knowledge regarding the toxicological effects of PFOA and PFOS on freshwater aquatic organisms. Webtoxic units (CTU) for several short and long chain PFAS including PFOA and PFOS. The CTU values were calculated using varying concentrations of PFAS contamination , which … WebJun 15, 2024 · The life cycle assessment (LCA) detailed in the present study includes a definition of the goal and scope (see Goal and scope section), ... the functional unit—the proper treatment of 1 m 3 AFFF containing spent-extinguishing waters with a content PFAS of 0.0023 g/L—was chosen. In the present study, proper treatment was understood as … gm of atlanta braves