ice shelf map (IMAGE) Penn State Caption Satellite imagery of the Amery Ice Shelf in East Antarctica. The blue lines represent the movement of the ice as it flows from the continent to the edge of the ice shelf, where it calves, or breaks off into the ocean. Satellite data can now help researchers determine where these calving events will occur. Credit Shujie Wang, Penn State Usage Restrictions non commercial use only 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.