> Everyone assumes that energy storage will be batteries Power-to-gas has been the proposed solution for seasonal storage for a long time now. Few people who

> Everyone assumes that energy storage will be batteries Power-to-gas has been the proposed solution for seasonal storage for a long time now. Few people who are interested in the topic believe that current battery technology can scale to store a couple of weeks worth of power. Maybe something like iron-air batteries, but the proven technology is elecrolysis optionally followed by upgrading the hydrogen to methane or ammonia.