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Pesticides–all the insecticides, weed killers and fertilizers spread on yards and farms–aren’t the only problem contributing to the decline of the wild Pacific salmon.

It’s the people who carelessly (or unknowingly) overuse these chemicals, says Prof. John Stark, an ecotoxicologist at Washington State University who specializes in risk assessment of

Continue Reading Synergistic Toxicity of Pesticides Hurts Salmon