Donate

Tag: pesticides

New Study Documents Agricultural Chemicals in Sierra Frogs

July 26, 2013 | 1:52 pm

New Study Documents Agricultural Chemicals in Sierra Frogs

Posted by

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 […]

Continue Reading