Bradley Markle, University of Washington (image) University of Washington Share Print E-Mail Caption Author Bradley Markle examines a section of ice core at the West Antarctic field site. He spent two months in the field as a member of the drilling team. Credit Linda Morris/U.S. Ice Drilling Program Usage Restrictions With credit Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.