Dropping a Float (IMAGE) University of Washington Caption Stephen Riser (left) drops a float into the Southern Ocean during a 2016/17 cruise. Credit Greta Shum/ClimateCentral Usage Restrictions Photo credit required. 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.