Is Anyone Actually a Scientist?

Slate 

This bizarre conflation shows that Trump's "nobody really knows" isn't a sophisticated epistemology. He only demands infinite levels of certainty when it's convenient to him. What nobody really knows is not whether climate change is real--there's substantive consensus behind that--but whether environmental regulations are hampering American economic competitiveness. A 2014 policy brief published by the London School of Economics suggests that any negative effects that environmental regulations have on job growth are small, and job relocations are "more likely to occur within countries, where relocation barriers are low, than across borders."