The Fehmarnbelt Tunnel, the world's longest immersed tunnel, will link Denmark and Germany, reducing travel times significantly. It is a major infrastructure project with a construction budget of over 7 billion euros and will have positive impacts on transportation and the environment.
Key Points
World's longest immersed tunnel
Construction budget of over 7 billion euros
Expected completion in 2029
Will have both road and rail components
Pros
Significantly reduces travel times between Denmark and Germany
Creates a land route between Sweden and Central Europe that is 160 kilometers shorter than the current route
Positive impact on freight transportation, shifting towards more climate-friendly options
Cons
Concerns raised by some environmental groups regarding the impact on porpoises in the Fehmarn Belt