俄军精准打击核电变电站，欧洲核安全亮红灯

Core Points - Russia launched a large-scale airstrike targeting Ukraine's energy system, focusing on critical substations that supply power to nuclear power plants, posing a nuclear safety risk [1][3] - The attack resulted in a 40% drop in Ukraine's power grid load, leading to complete power outages in Kyiv, affecting 12 million residents [5] - Ukraine's response included a call for the International Atomic Energy Agency (IAEA) to investigate the attacks, highlighting the deliberate nature of the strikes and their implications for European nuclear safety [5] Group 1 - The airstrike involved over 400 drones and dozens of missiles aimed at substations rather than frontline combat positions [1] - The cooling systems of nuclear reactors depend on stable power supply; a disruption could lead to overheating and potential nuclear disasters [3] - The attack utilized cost-effective drones and missiles, resulting in significant economic damage estimated at $30 billion from a $5 million investment [5] Group 2 - The timing of the attack before a cold wave indicates a strategic intent to cripple Ukraine's energy infrastructure [5] - The strikes affected not only Ukraine but also disrupted power supplies in neighboring countries like Romania and Slovakia, causing instability across Europe [5] - Ukraine's foreign minister publicly condemned Russia's actions, emphasizing the need for international oversight and monitoring of nuclear facilities [5]