U.S. Environmental Protection Agency Administrator Scott Pruitt earlier this week signed an order denying a petition that sought to ban chlorpyrifos, a pesticide widely used in U.S. agriculture.

Chlorpyrifos was first registered for use in the United States by Dow Chemical in 1965  to control leafage and ground insects. It was used extensively on residential…

Last week, the Pesticide Action Network North America (PANNA) and the Natural Resources Defense Council (NRDC) sued the Environmental Protection Agency (EPA), asking the court to ban chlorpyrifos, an insecticide that can interfere with the brain development of fetuses, infants and children. Chlorpyrifos can cause nausea, dizziness and confusion, and, at very high exposures,…