"A prominent climate change skeptic’s about-face on the subject is causing a stir in the world of environmental science."
http://www.thestar.com/news/world/article/1238554--climate-change-skeptic-causes-a-stir-with-his-about-face
And the climate-change project this scientist, Richard A. Muller, conducted was funded, in part, "by the Charles G. Koch Charitable Foundation. Koch and his brother David are the billionaire owners of Koch Industries Inc., the conglomerate with annual revenues estimated at $100 billion, and are known for bankrolling conservative causes."