The National Science Foundation (NSF) was recently informed by Murmansk Shipping Company that the diesel icebreaker Vladimir lgnatyuk will not be available to support the U.S. Antarctic Program during the 2012-2013 and future Antarctic research seasons.

For additional information, please read the “Dear Colleague” letter from Scott Borg, Director of the Division of Antarctic Sciences, and Brian Stone, Director of the Division of Antarctic Infrastructure and Logistics at http://www.nsf.gov/od/opp/ant/usap_pi_alert_ignatyuk12.pdf