The power demands of AI mean that coal-fired power plants need relaxed rules on dumping toxic heavy metals into groundwater, EPA Administrator Lee Zeldin argued. HARRISBURG, Pa. (AP) — The U.S. Environmental Protection Agency moved Thursday to roll back limits that require coal-fired power plants to prevent the release of toxic heavy metals into streams and rivers through polluted groundwater, saying a three-year-old rule is unduly costly for the energy industry at a time when energy demand is