The Traffic Lights of Tomorrow Will Actively Manage Congestionhttp://www.citylab.com/commute/2014/09/the-traffic-lights-of-tomorrow-will-actively-manage-congestion/379950/?utm_content=buffer60845&utm_medium=social&utm_source=twitter.com&utm_campaign=buffer by wfjackson • 12 years ago 3 0 12 years agoCIcitylab.com