ScienceMatters - Season 3, Episode 5 - Clearing the Air About Aerosol Science

Sally Ng is one of the top experts in the world on aerosol science, the study of tiny particles in our atmosphere and what they mean for our climate, and our health. Ng, an associate professor in the School of Earth and Atmospheric Sciences, describes her work testing air quality in the field, and in a special indoor lab that she designed.