Rallies are planned in Copenhagen and around the world for Saturday Dec 12, 2009. Tck Tck Tck, a coalition of climate change groups, is helping organizing the rallies. Jason Mogus of Tck Tck Tck explains why the rallies are needed, what will happen and what Tck Tck Tck is doing to get the message out. Video by Jacob Wheeler. Edited by Mike McIntee.