The subject has been discussed again and again in recent years, and now plans are getting more tangible: Denmark wants to be the first country in the world to build 'energy islands' - in the North and Baltic Sea. And the British also have ideas.
The idea behind it is simple: the electricity from several offshore wind farms is to be bundled on an artificial island, so that only one cable is needed to reach the shore. This means enormous cost savings and the possibility of supplying different riparian states with green energy at the same time.
When transmission system operator TenneT first came to public attention a few years ago with the idea of an artificial island in the North Sea, the project was still smiled at: unrealistic, too expensive, technically ...