Detroit earned an F grade for particulate matter pollution in the American Lung Association’s 2025 State of the Air report. Returning to looser standards for the pollutant would make air quality in Wayne County even worse, said U.S. Rep. Rashida Tlaib, D-Detroit. Parents and others in the neighborhood are “petrified” about the levels of air pollution and are afraid it will get worse with the Trump administration’s attempted rollbacks, Tlaib said. The Biden administration’s tougher particulate matter standards were criticized by industry and economic development officials. “As part of this mission, the AQD will continue enforcing all applicable state and federal air quality rules and regulations.