Carnegie Endowment for International Peace
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Billions of dollars are added to America’s national debt every year to pay for the transportation system, eighty percent of federal highway funding is allocated without oversight, and the United States ranks 23rd worldwide for quality of overall infrastructure.
Road transportation is the greatest contributor to global warming for the next 50 years. U.S. policy makers must take steps to reduce emissions, promote green growth, and mitigate transportation’s harmful effects on the climate.