4/2022
Editorial
Opinion
Main Topic
- A 90 percent power saving thanks to smart lighting
- A unique look at the power grid
- CO₂ is not only a climate killer, but also a raw material
- Despite landscape protection and preservation orders: the great potential of the sun
- Electric cars are not the perfect answer
- Innovation attuned to the population
- Is hydrogen the new natural gas?
- Storage technologies: how surplus power can be used sensibly
- Storing summer heat in a salt solution
