Green Toxicology LLC assesses and helps to minimize risks to public health and the environment. Our expertise includes chemistry, epidemiology, pharmacology, statistics, and toxicology.
Of interest
Drs. Green & Crouch are co-authors on "Estimating safe doses of Perfluorooctane Sulfonate (PFOS): An International Collaboration" in Archives of Toxicology, October 2025. Link. A version with the supplementary information included is here.
The fifth edition of Principles of Pharmacology: The Pathophysiologic Basis of Drug Therapy is now out. Drs. Green and Crouch are the co-authors of the chapter "Environmental Toxicology", and Dr. Crouch is also a co-author on the chapter "Combination Drug Therapies". Available from the publisher here, or at other bookstores.
Dr. Green authored the chapter "N-Nitroso Compounds" in Patty's Toxicology, Seventh Edition, edited by Dennis Paustenbach, William Farland, Helmut Greim, James Klaunig and Len Levy. Copyright © 2024 John Wiley & Sons, Inc. Link.
Dr. Green is co-author on "Range of the Perfluorooctanoate (PFOA) Safe Dose for Human Health: An International Collaboration" in Regulatory Toxicology and Pharmacology 2023;145:15502. Link. (This paper was presented the Best Paper of the Year Award by the Regulatory and Safety Evaluation Specialty Section of the Society of Toxicology in March 2024.)
Our comments to Wisconsin Department of Natural Resources on proposed groundwater standards for PFOA and PFOS (pdf).
Our comments to MADPEP on proposed groundwater and soil standards for PFAS in proposed 2019 amendments to the Massachusetts Contingency Plan (pdf).
Our comments (pdf & xlsx, docket) on EPA's proposed Human Health Toxicity Values for GenX Chemicals, Docket EPA-HQ-OW-2018-0614.
Advancing the ball: Using guinea pigs to study perfluorinated alkyl substances (PFAS) (pdf).
PCB diffusion in paint, concrete and sand (pdf).
Our comments (pdf, docket) on ATSDR's recent Draft Toxicological Profile for Perfluoroalkyls.