Publication: Associated Press
UCLA Expert: Sarah Johnson: Graduate Student, Department of Atmospheric and Oceanic Sciences
Synopsis: Associated Press published an article on Alaska’s poor air quality, describing the implications for other regions with similar climates and geographies. A study by Johnson is featured.
UCLA News: The methods of Johnson’s study are discussed. “Another experiment ... used a special device to measure trace gasses or pollutants at different heights in the atmosphere. The instrument, called a Long Differential Optical Absorption Spectrometer, collects information by beaming light from a parking garage to reflectors set at different heights in Fairbanks, and then studying the information that comes back.”
Read more at AP News