Tag Archives: insecticide

Ninth Circuit Orders Ban on Chlorpyrifos

In a 2-1 opinion this August, the Ninth Circuit Court of Appeals instructed US EPA to revoke all tolerances and cancel all registrations for chlorpyrifos, one of the most widely used conventional insecticides in the United States.  If left in place, this ruling will effectively ban domestic use of the popular pesticide, though the Ninth Circuit … Continue Reading

Ninth Circuit Invalidates US EPA’s Unconditional Registration of Sulfoxaflor Insecticide as the Agency Also Faces Other Challenges to Its Pollinator Protection Efforts

On September 10, 2015, in Pollinator Stewardship Council et al. v. EPA, the Ninth Circuit Court of Appeals invalidated US EPA’s unconditional registration of the insecticide sulfoxaflor, concluding that the scientific data relied upon by the agency regarding the product’s potential impact on honey bees did not support approval of the insecticide.  Sulfoxaflor, which is … Continue Reading
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