To Build Ships That Break Ice, the U.S. Must Relearn to Cut Steel
Wall Street Journal
The U.S. has only two polar icebreakers to Russia’s three dozen and has struggled to acquire more. China and Russia are growing more active around receding ice.
https://www.wsj.com/articles/to-build-ships-that-break-ice-u-s-must-relearn-to-cut-steel-da8c797f