Drilling (image) American Geophysical Union Share Print E-Mail Caption Researchers drill an ice core at their camp on the summit plateau of Mt. Hunter. Credit Credit: Dominic Winski. Usage Restrictions None 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.