sentence: Huge icebreakers work to keep a path open so ships can reach the port.
sentences_before: Russia has a huge port city right in Lapland, within the Arctic Circle. Murmansk is the largest city north of the Arctic Circle. The port is kept ice-free by the warm waters of the Gulf Stream coming up around Norway and Sweden from the South Atlantic.
sentences_after: The port ships out fish, minerals, and lumber to Russia and the rest of the world.
concept_name: huge icebreaker
headings: Arctic The Arctic today
categories: Arctic