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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. More than 20,000 Americans died prematurely in 2015 from tailpipe emissions, according to a 2019 study.

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Can California Stop Selling Polluting Cars by 2035? Yes It Can.

Union of Concerned Scientists

Switching from gasoline and diesel engines to electric motors is one of the most effective ways to reduce global warming emissions and air pollution. In California, driving on electricity using the average plug-in vehicle can lower emissions to that of a hypothetical gasoline car that achieves 116 miles per gallon fuel economy.