3. Unilateral US action has no impact on climate change

(Nicolas, Deputy Director of the Thomas A. Roe Institute for Economic Policy Studies and Herbert and Joyce Morgan fellow at The Heritage Foundation, , 2-25)

Ineffectiveness. No matter where one stands on the urgency to combat climate change, the Green New Deal policies would be ineffective in combatting climate change. In fact, the U.S. could cut its carbon dioxide emissions 100 percent and it would not make a difference in global warming. Using the same climate sensitivity (the warming effect of a doubling of carbon dioxide emissions) as the U.N.’s Intergovernmental Panel on Climate Change assumes in its modeling, the world would only be less than 0.2 degree Celsius cooler by 2100.30