INTERVIEW

In January 2025, the Trump administration began shutting down projects within the EPA’s independent science division that touched on climate change and environmental justice. Air quality researcher Thomas Luben, who had worked at the agency for 18 years, was fired for objecting.

Thomas Luben is an epidemiologist who for nearly 20 years worked for the scientific arm of the Environmental Protection Agency — the Office of Research and Development — in North Carolina’s Research Triangle Park. His work focused on what are known as the “criteria pollutants,” which are regulated, under the Clean Air Act, by the National Ambient Air Quality Standards, often shortened to NAAQS (pronounced “nacks”).

At the start of the second Trump administration, life for most scientists at ORD changed dramatically: Many research projects were terminated, and rumors began to circulate that the whole division was being eliminated.…