EPA has published a notice regarding the Agency’s biological effects determination for the triazine herbicides, which reads in part as follows:

“Draft National Level Listed Species Biological Evaluation for Atrazine

In November 2020, EPA released the draft Biological Evaluation (BE) assessing risks to listed species from labeled uses of atrazine. Listed species refers to those that are federally listed as endangered or threatened, as well as experimental populations and those species that are proposed and candidates for listing. The draft BE was conducted according to the Revised Method for National Level Listed Species Biological Evaluations of Conventional Pesticides.

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