Farming threat to frogs

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The Independent Online
The frog population is under threat from agricultural pollution which affects tadpoles, according to a new study.

A team from the University of Zurich found that the fungicide triphenyltin caused deformity and death in several frog species even at low concentrations, New Scientist magazine. reported. The chemical is mainly used to control blight in sugar beet and potatoes, but is also used on celery, carrots, onions, rice, pecan nuts, peanuts, hops and coffee.