Tunnel between Russia and US may become a most expensive project — expert

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An expert described the proposed tunnel between Russia and the US as potentially the most expensive project due to challenging geographic and climatic conditions in the Far North. The region's remoteness from economic centers adds to the complexity and cost.

The reason is that the region is distanced from major economic centers and that the Far North is known for challenging conditions, director of the Center for Arctic and Northern Urban Studies at the National Research University Higher School of Economics said