Enviro Groups, Industry Sue EPA Over NOx Emission Standards

By Elaine Briseño ( March 16, 2026, 9:31 PM EDT) -- The Sierra Club challenged new U.S. Environmental Protection Agency rules on gas-fired power plant emissions, alleging Monday the amended regulations are "woefully inadequate" because they do little to protect the public from dangerous pollution, while an industry group sued separately over new source performance standards for turbines....

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