Site Mapping (IMAGE) University of Texas at Austin Caption A figure showing the permafrost sample sites and landscape types across the area. Each yellow dot is a sample. The figure also includes a picture of a typical permafrost soil sample. Credit O'Connor et al. Usage Restrictions Include photo credit 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.