Footprint of a Gas Hydrate Sticky Spot (IMAGE) UiT The Arctic University of Norway Caption Sea floor map showing landforms indicating fast-flowing ice ( black lines), and landforms indicating slow-flowing ice (rafted sediments and source depression). Credit MAREANO Usage Restrictions Reuse with 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.