Sea Ice Measurements (IMAGE) University of Washington Caption Locations of Arctic Ocean sea ice thickness measurements from aircraft (AIR-EM and IceBridge), fixed points (other panels on the left), satellite (ICESAT) and under-ice submarines. Credit R. Lindsay / Univ. of Washington Usage Restrictions 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.