Climate Change: Everyone has heard about climate change, but what is it really? What is the science behind it? Is it really that bad? Why does there seem to be so much disagreement about the topic? And what can a concerned citizen do about it? Energy scientist Rick Knight will examine the issue on Thursday, Oct. 25, from 7 to 8:30 p.m. in his Climate Change - Demanding Action, a three-part presentation and discussion. Riverside Public Library, 1 Burling Road, Riverside, IL