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Ask a Scientist: UCS Transportation Program Adds Equitable Mobility to its Portfolio

Union of Concerned Scientists

In 1963, a typical car—which ran on leaded gasoline without pollution control devices— emitted 520 pounds of hydrocarbons, 1,700 pounds of carbon monoxide, and 90 pounds of nitrogen oxide every 10,000 miles traveled. Even so, cars and trucks are still making us sick—and killing us. Transit agencies in Washington, D.C.,

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Reading the Tea Leaves: Biden’s and California’s Vehicle Regs at the D.C. Circuit

Legal Planet

The transportation sector is also a substantial source of nitrogen oxides and particulates, both of which are dangerous to human health. Q: The federal government raised some threshold argument about standing and other issues. Transportation is now the source of 28% of U.S. The oral argument centered on these arguments.