Utah State University: Pine Needles Predict Air Quality? USU Researcher Says Yes. “Professor Randy Martin from the Utah Water Research Laboratory has used pine needles as passive air quality samplers in a recent study comparing urban air quality in Rose Park and Spanish Fork, Utah. Many compounds in the air, such as pesticides, are attracted to the fats on the surface of pine needles. Martin […]

https://rbfirehose.com/2026/06/18/utah-state-university-pine-needles-predict-air-quality-usu-researcher-says-yes/