EU Solar-Plus-Storage Could Cut Power System Costs 40% by 2035, Report Says

A report presented at COP31 projects that coordinated deployment of solar and battery storage could reduce European electricity system operating costs by up to 40% over the next decade, while warning that uncoordinated rollout could raise costs by 35%. The savings hinge on grid integration and market design, not just technology costs. This signals a potential structural shift in European energy economics, but the report's assumptions remain unverified.

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