ISBN-13: 9781606929872 / Angielski / Miękka / 2010 / 120 str.
Polar icebreakers can operate in the extreme conditions of, and break through the thick ice found in the Arctic Ocean and the waters surrounding Antarctica. This book examines the issues facing the U.S. Congress on whether it will approve or modify the Coast Guard's plan for modernising its polar icebreakers.