Remove 2021 Remove Clean Air Act Remove Nitrogen Oxides Remove Pollution Control
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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. I recently caught up with Kevin X.

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Ask a Scientist: Top Takeaways from the New EPA Carbon Pollution Rules

Union of Concerned Scientists

EN: These standards—or at least something based on the same Clean Air Act provision—have been in the works for a long time. Meanwhile, in 2021, the case against the Clean Power Plan re-emerged , resulting in the West Virginia v. EPA Supreme Court decision in 2022. There are two key takeaways from West Virginia v.