Of the Coast Guard¿s (CG) 3 polar icebreakers, 2 ¿ Polar Star and Polar Sea ¿ have exceeded their intended 30-year service lives. Potential policy issues for Congress regarding CG polar icebreaker modernization include: the numbers and capabilities of polar icebreakers the CG will need in the future; whether to provide these icebreakers through construction of new ships or service life extensions of Polar Start and/or Polar Sea; whether new ships should be funded entirely in the Coast Guard budget, or partly or entirely in some other part of the fed. budget; and whether the Polar Star should be repaired and placed back into service. Charts and tables.