To stop climate change, flat CO2 emissions aren't enough Mar 24, 2015 1:15 pm by etwilson@illinois.eduIllinois in the News Share on Facebook Tweet Email Images Christian Science Monitor (March 23) - Don Wuebbles, a professor of atmospheric sciences at Illinois: "The climate response that we're seeing in the atmosphere now is largely due to emissions that happened 20 years ago." Share on Facebook Tweet Email