Add Yahoo as a preferred source to see more of our stories on Google. At a massive shipyard in North Vancouver, Canadian workers grind metal beams for a powerful new icebreaker crucial to cementing the country's presence in the increasingly contested Arctic.

These ships would be critical in a war in the Arctic, where tensions are rising. NATO forces are falling behind Russia and China in the race to build icebreakers, ships that would be crucial in an Arctic war, a top Norwegian military official told Business Insider.