Taking Core Samples at Cameron Pass (IMAGE) NASA/Goddard Space Flight Center Caption Randall Bonnell and Lucas Zeller, graduate students at Colorado State University, collect a snow-water equivalent core sample at the site in Cameron Pass, Colorado. Credit Courtesy of Dan McGrath, Colorado State University Usage Restrictions None License Licensed content 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.