Science Said “Ban It,” the Trump EPA Said “Never Mind

Sometimes a single regulatory decision captures an entire administration’s philosophy. The chlorpyrifos episode is one of those moments. Chlorpyrifos is an organophosphate pesticide—chemically related to the same class of compounds that once formed the basis of nerve agents. For years, scientists at the Environmental Protection Agency reviewed the evidence and concluded that the chemical posed unacceptable risks to children’s neurological development. Their recommendation was clear: ban it. The ban was already in motion. The scientific review was complete. The legal standard had been met. All that remained was finalization. Then the Trump administration arrived. Within weeks, the EPA leadership overrode its own scientists and halted the ban. The decision didn’t come with new evidence, new analysis, or new data—just a new political calculus. The pesticide would remain on apples, citrus, strawberries, and other foods children eat every day. The timing raised eyebrows for a reason. Dow Chemical, the manufacturer of chlorpyrifos, had donated $1 million to Trump’s inauguration. The company had also lobbied aggressively against the ban. There is no proven quid pro quo, but the optics are impossible to ignore: scientists recommended protecting chil

dren’s health, and the administration sided with the donor. This is not a story about partisan preference. It is a story about what happens when scientific judgment is treated as optional—when evidence becomes negotiable, and when regulatory decisions appear to hinge less on public health than on political convenience. The chlorpyrifos reversal was audacious not because it was surprising, but because it was so blunt. It told the country, in effect, that expert analysis could be discarded with a signature, and that the appearance of influence was a secondary concern. Public health deserves better than that.

dominiquemellow.com