Is Pot part of Denver’s ozone headache? That’s what researchers want to find out

9/30/19–Colorado Department of Public Health and Environment is conducting a study of terpenes, the organic compounds that make the cannabis plant smell so strong. The study will be the most robust of its kind and builds on the research of William Vizuete, an associate professor at the University of North Carolina Chapel Hill. His study found cannabis grows could contribute anywhere from 66 to 657 tons of emissions per year. Compared to the total VOCs found in the state, that’s about a half a percent to 3.5 percent increase. Read