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Designing ships for operation in the Arctic and the Baltic Sea requires detailed information of the anticipated environmental conditions, in which the vessel will operate, in order to optimize the vessel design parameters (e.g. length, width, hull form and propulsion power) and the vessel performance. Further, an analysis of the long-term time series of environmental indicators, in the intended areas of navigation, is necessary for:

1. the The selection of correct ice vessel class,
2. Selecting the correct level of winterization, and
3. fulfilling Fulfilling the requirements from certification.

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