The expedition with the research vessel Skagerak will last for a week and will begin on January 8, TT reports.

The researchers from the University of Gothenburg will find out where the methane has gone and what consequences the emissions have had for the biological life in the sea.

See when the scientists did their first survey using underwater robots:

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Watch as the scientists examine the methane gas in the Baltic Sea after the Nord Stream leaks.

Photo: SVT