OTTAWA—The temperature at the North Pole on Dec. 22, 2016, was 0 degrees Centigrade, up some 20 degrees higher than average. Nature is baffling scientists by what seems to be an accelerating warming of the Arctic and the predictable impact on sea ice. That and the summer 2016 voyage through the Northwest Passage of the Crystal Serenity with more than 1,600 souls on board and the Chinese plans to use the Northwest Passage should cause us to have a closer look at our fleet of icebreakers to see if we are prepared to deal with the massive changes taking place in the Arctic and our international commitments.
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