Clean Air Act Fossil Fuels Nitrogen Oxides Solar Power 
Union of Concerned Scientists
JULY 3, 2022
The majority 6–3 decision sharply curtails the EPA’s authority to set standards based on a broad range of flexible options to cut carbon emissions from the power sector—options such as replacing polluting fossil fuels with cheap and widely available wind and solar power coupled with battery storage.
Union of Concerned Scientists
JUNE 14, 2023
Given the EPA has the responsibility and the obligation to address carbon pollution, these standards—the first to limit carbon emissions from existing coal- and gas-fired power plants—are long overdue. Those currently operating fossil fuel plants generate 25 percent of U.S. Last year, wind generated 10.2 percent , and the 19.8
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