Icy Seep in the Tetons (IMAGE) University of Wyoming Caption UW research scientist Lusha Tronstad collects samples from the Wind Cave alpine stream on the western side of the Tetons in the Targhee National Forest. The source of the stream is underground ice in the mountain. Credit Joe Giersch 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.