An electricity substation in Lincolnshire, eastern England, marks the landing point for the world’s longest two-way electricity cable. The Viking interconnector stretches across 765km of land and sea to connect Britain and Denmark’s electricity markets.
The joint project between the UK’s National Grid and the Danish grid operator Energinet started commercial operations at the end of 2023, allowing traders to make the most of differing weathering patterns across the North Sea, importing electricity into the UK when it lacks wind and exporting when it has too much.
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