EPA received comments on its proposal to regulate greenhouse gases from power plants, with some, including ISO/RTOs, arguing the proposal needed major improvements to preserve reliability.

NARUC's annual Summer Policy Summit attracted more than 1,000 attendees for discussions on understanding and preparing for the challenges that lie ahead.

EPA announced proposed rules to reduce CO2 emissions from coal and gas power plants by requiring them to use carbon capture and co-firing of hydrogen.

One of the largest power plants in Illinois has been running without proper permits since it went into service, the Sierra Club contends in a lawsuit.

The D.C. Circuit threw out a challenge from the Midwest Ozone Group to EPA's Cross-State Air Pollution Rule.

EPA reaffirmed the legal basis for its MATS rule, but there will be no immediate impact, as the 519 plants affected are already in compliance.

House members squared off over a set of proposals from the new GOP majority to lessen environmental and other regulatory barriers to domestic energy production.

The Supreme Court’s ruling on EPA's regulation of GHG emissions will chill agency rulemakings but won't cripple regulation, attorneys told an EBA forum.

Carbon dioxide emissions by the 100 largest U.S. electric power producers increased 7% from 2020 to 2021, Ceres reported in its annual benchmarking analysis.

Oregon regulators are racing to adopt by year-end a California rule requiring all new cars sold in the state to be zero-emission or plug-in hybrid by 2035.