Frank Flocke in The Colorado Sun: Air Pollution Resumes After Shutdown
Three months of less driving won’t fix Colorado’s air quality woes. ACOM scientist Frank Flocke knew air pollution was increasing at the end of May  just by listening. He could hear a growing number of cars speeding down the busy Foothills Parkway from his home office in Boulder.
“It was really quiet here for six weeks, but it’s started to pick up again,” said Flocke, an atmospheric chemist at the National Center for Atmospheric Research in Boulder. “I can tell just from that. I don’t even need to look at the data.”
Read more at The Colorado Sun (June 15, 2020).