Britain is turning to old coal-fired power units as a “last resort” in case other sources cannot provide enough electricity through the winter as the country faces a wider energy crisis. Several European governments have requested that back-up power be made available from idled coal plants or those due to close due to lower gas flows from Russia as a result of disputes triggered by its invasion of Ukraine. Britain’s National Grid (NG.L) said on Thursday it had signed contracts with power generators Drax Group (DRX.L) and EDF (EDF.PA) to extend the life of four coal-fired power units at two plants for the upcoming winter. The available capacity will only be used a last resort to ensure security of supply […]