River Icings (IMAGE) American Geophysical Union Caption A river icing on a small unnamed river that drains into Galbraith Lake, Alaska, which is in the Atigun River basin and was a major base camp location for the construction of the Trans-Alaska Pipeline connecting the Arctic Ocean to Valdez, Alaska. The people in this photo are researchers and students associated with Toolik Field Station. Credit Jay Zarnetske. 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.