A massive power outage affecting Spain, Portugal, and parts of France has prompted calls for increased investment in energy grids. The blackout, which halted trains and disrupted services, is seen as a wake-up call for policymakers. Investigations are ongoing, with initial blame placed on a rare atmospheric phenomenon. Experts emphasize the need for grid upgrades and interconnectors to ensure reliability and balance in energy distribution, especially as Europe transitions to renewable energy sources. Teljes cikk (Euronews.com)