Poisoning Frogs

Despite new findings by the University of California, Berkeley, which link the pesticide atrazine to sexual mutations in frogs, the Environmental Protection Agency (EPA) is considering a three- to four-fold increase for atrazine standards in drinking water.


If passed, the acceptable level of atrazine could rise from three parts per billion (ppb) to as high as 12 ppb. This new level would be 120 times higher than the concentration that UC Berkeley developmental endocrinologist Tyrone B. Hayes has found to mutate frogs in the environment.

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