Duke Energy previously was required to reduce carbon emissions by 70% by 2030. Duke Energy also had planned to add 3.6 GW of wind energy (both offshore and onshore) by 2035, but the new plan eliminates those additions. Duke Energy also is delaying retirement of three coal-fired plants—Belews Creek, Cliffside, and Marshall—that were scheduled to close in the next decade. “The 2025 Carolinas Resource Plan also adapts to significant policy changes at state and federal levels. Duke Energy said it will file a resource plan update with the Public Service Commission of South Carolina later this year, which will incorporate information from the 2025 Carolinas Resource Plan.