Steve Hankey with Instrumented Bicycle (IMAGE) Virginia Tech Caption Steve Hankey, an associate professor in the Virginia Tech School of Public and International Affairs, stands with his instrumented bicycle next to the Drillfield on the Blacksburg campus. Hankey will use sensors attached to bicycles to track air pollution as part of his five-year NSF CAREER Award project. Credit Emily Roediger for Virginia Tech Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.