posted in Technology
Finland’s radical answer to renewable energy’s biggest headache: The world’s largest sand battery
www.cnbc.com/2026/07/25/finland-sand-battery-renewable-energy-storage.html
CNBCFinland’s radical answer to renewable energy’s biggest headache: The world’s largest sand batteryA small Finnish town has turned to the world's largest commercial sand battery to tackle a major hurdle in the energy transition: intermittency.