Waring is the head of the Indoor Environment Research Group at Drexel. He studies indoor air quality, this includes: how to monitor it, the effect of various household and external chemicals on it, how particles form indoors and their effect on air quality, and how to improve indoor air quality. Waring’s lab is responsible for monitoring the air quality effects of Drexel’s biowall. He is also conducting research on the effects of household cleaners on indoor air quality.