Carbonate Crust at the Arctic Ocean Floor (IMAGE) UiT The Arctic University of Norway Caption Scientists discovered a long methane seeping event in the Barents Sea by dating carbonate crusts, such as the one seen in the upper right corner. Credit Photo: CAGE Usage Restrictions 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.