The study, published in the journal Climatic Change, is the first to pull together a proper accounting of the hidden costs of greenhouse gas emissions. It shows the true (and much higher) cost that Americans pay in dollars at the pump and light switch—or in human lives at the emergency room. If all greenhouse gas damages are added in like the gas tax, a gallon of regular in the United States would really cost $6.25. The price of diesel would be a whopping $7.72 a gallon. Read more at http://qz.com