Finland is using a giant sand battery to store renewable energy as heat, helping solve one of clean power’s biggest challenges: what to do when energy is produced before people need it. The idea sounds wonderfully simple, but the impact could be serious. Sometimes the future looks like ordinary material used in a smarter way.
The Good DailyFinland’s massive sand battery stores green heat for later
Finland is using a giant sand battery to store renewable energy as heat, helping solve one of clean power’s biggest challenges: what to do when energy is produced…