Soil Frost Churning (IMAGE) University of Exeter Caption This photo shows intense soil frost churning in Kilpisjärvi, northwestern most Finland, at 800 metres above sea level. Credit Juha Aalto Usage Restrictions This image may only be used with reports of this research 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.