Nick Lewis writing at The Daily Signal
- It wildly exaggerates economic costs.
One statistic that media outlets have seized upon is that the worst climate scenario could cost the U.S. 10 percent of its gross domestic product by 2100. The 10 percent loss projection is more than twice the percentage that was lost during the Great Recession.
The study, funded in part by climate warrior Tom Steyer’s organization, calculates these costs on the assumption that the world will be 15 degrees Fahrenheit warmer. That temperature projection is even higher than the worst-case scenario predicted by the United Nations Intergovernmental Panel on Climate Change. In other words, it is completely unrealistic.
2. It assumes the most extreme (and least likely)climate scenario.
The scary projections in the National Climate Assessment rely on a theoretical climate trajectory that is known as Representative Concentration Pathway 8.5. In estimating impacts on climate change, climatologists use…
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