A new study identifies pesticides from Calfornia agriculture in Pacific Chorus Frogs (Pseudacris regilla) in the Sierra Nevda. (Sara Viernum/Flickr Creative Commons)

By Tracie Cone

SACRAMENTO, Calif. (AP) Scientists have known for years that pesticides drift from California’s agricultural heartland and accumulate in frogs at remote locations in the Sierra Nevada.

Now they have a better understanding of exactly which pesticides collect in the frogs’ tissue.

A study by the U.S. Geological Survey released on Friday tested for nearly 100 of California’s most commonly used pesticides. It found concentrations of two fungicides — pyraclostrobin and tebuconazole — …read more

Source: Newsfix – Environment

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