Deployment of acoustic sensor (IMAGE) Hokkaido University Caption In the proposed method, an acoustic sensor is deployed in a sheltered location (red circle, bottom right, under the large rock) near the glacier to continuously record sounds; a much easier and simpler process (Photo: Evgeny Podolskiy). Credit Evgeny Podolskiy Usage Restrictions This image may be used to report on this press release if credited as instructed. License Original 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.