More Frog Trouble: Herbicides may emasculate wild males | Science News

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More Frog Trouble: Herbicides may emasculate wild males

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9:51am, October 30, 2002

New studies of male frogs in the wild link trace exposures to common weed killers with partial sex reversal. The findings suggest one possible factor behind declining amphibian populations worldwide.

Atrazine, the nation's most widely used herbicide, is nearly ubiquitous. Some U.S. rainwater carries up to 0.4 part per billion of the chemical. Earlier this year, s

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