" Following the plan, energy companies successfully pressured the US government not to ratify the Kyoto treaty, and built an unprecedented, ongoing campaign to sow public “uncertainties” about the potential for human-caused climate disruption—a process that their own internal documents show they already knew was an “established scientific fact, and should not be denied. "

― Shawn Lawrence Otto , The War on Science: Who's Waging It, Why It Matters, What We Can Do About It