SAPPORO -- A port on Japan's northern island of Hokkaido welcomed a container ship Wednesday after a trial passage through the Arctic Ocean from Europe, hoping to become a hub on a new sea lane.
Hokkaido's Tomakomai welcomes Cosco ship after three-week voyage

A U.S. Coast Guard ship breaks ice surround a Russian-flagged tanker in the Bering Sea. Climate change is making northern waters more passable even in winter, experts say. © Reuters
SAPPORO -- A port on Japan's northern island of Hokkaido welcomed a container ship Wednesday after a trial passage through the Arctic Ocean from Europe, hoping to become a hub on a new sea lane.