Land, Forests and Oceans (IMAGE) NASA/Goddard Space Flight Center Caption ICESat-2 is on all the time - and so takes height measurements over land, forests and oceans as well as ice. As it orbited over Mexico, the satellite measurements who the height of trees as well as the forest floor, plus the bathymetry of a lagoon and the ocean waves beyond. Credit NASA Earth Observatory/Joshua Stevens Usage Restrictions None 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.