From error to error one discovers the entire truth.” Sigmund Freud. The Issue The US Congress is currently discussing the Obama climate change strategy and Cap and Trade. One part of the plan says, “Implement an economy-wide cap-and-trade program to reduce greenhouse gas emissions 80 percent by 2050.” The term “greenhouse gas emissions” is either deliberately misleading or indicates complete ignorance of the science, or both. What they really mean is CO2, yet it is less than 4% of greenhouse gases and the human portion a fraction of that. Why do they want it reduced? It is not a pollutant...