Union of Concerned Scientists

OCTOBER 4, 2023

Shortly thereafter, the Supreme Court ruled that EPA had the authority to regulate carbon dioxide emissions from passenger cars and trucks under Massachusetts v. EPA , and Congress finalized the Energy Independence and Security Act of 2007 , requiring increasing fuel economy standards.

Electricity 301

Electricity Clean Air Act Carbon Dioxide 2027 301

Edouard Stenger

NOVEMBER 30, 2018

Burning coal in these two regions account for a little under two gigatonnes of carbon dioxide emissions per year, with 1.29 Burning coal emits twice as much carbon dioxide as natural gas and up to 50 times more than solar and wind in their entire lifecycles (manufacturing and recycling included). A moral imperative.

Carbon Dioxide 52

Carbon Dioxide Fossil Fuels Air Pollution Nitrogen Oxides 52

Union of Concerned Scientists

JUNE 14, 2023

The rule, which also applies to new gas plants, would avoid as much as 617 million metric tons of carbon dioxide through 2042, the EPA calculated , the equivalent of the annual emissions of 137 million passenger vehicles—about half of the cars in the country. Those currently operating fossil fuel plants generate 25 percent of U.S.

Fossil Fuels 271

Fossil Fuels Carbon Emissions Nitrogen Oxides Clean Air Act 271