Photograph by @paulnicklen // When Canada’s largest icebreaker is parked in a piece of sea ice for the night, it is a great opportunity to inspect her three stainless-steel propellors. The Louis St. Laurent has carried many of the world’s top climate scientists through the Northwest Passage to assess the impacts of climate change on the Arctic. #followme on @paulnicklen to discover what it looks like under the polar ice. #adventure #dive #nature #naturelovers #expedition #science #instagramhub