EPA recently announced a 90-day public comment period for an external review draft titled “EPA’s Reanalysis of Key Issues Related to Dioxin Toxicity and Response to NAS Comments.” 75 Fed. Reg. 28,610 (05/21/10). The draft responds to National Academy of Sciences comments and includes new analyses on potential human health effects that may result from exposure to 2, 3, 7, 8-tetrachlorodibenzo-p-dioxin (TCDD). The National Center for Environmental Assessment within the EPA Office of Research and Development prepared the draft, which has been provided to EPA’s Science Advisory Board. The board will hold a public teleconference on June 24, 2010, and a public meeting on July 13-15. The public comment period begins May 21 and ends August 19. The draft is available on the NCEA Website.