"Atrazine isn't killing the frogs," Hayes explains. "But if they're reproductively impaired, that's killing the population."
This month's issue of Mother Jones has a terrific article by Dashka Slater about atrazine and the Berkeley biologist Tyrone B. Hayes. The teaser: "When biologist Tyrone Hayes discovered that a top-selling herbicide messes with sex hormones, its manufacturer went into battle mode. Thus began one of the weirdest feuds in the history of science." Read it here.