A U.S. bankruptcy judge stalled FirstEnergy Solutions’ reorganization plan over unresolved contract disputes at its Perry and Beaver Valley nuclear plants.

Ohio legislators approved a bill to subsidize FirstEnergy Solutions’ nuclear plants on Lake Erie, providing a lifeline to the industry in PJM.

The closure of four nuclear plants in Pennsylvania and Ohio would boost power prices and carbon emissions, undoing the clean air benefits of renewables, according to a Brattle Group report.