Haeundae RIPs (IMAGE) National Research Council of Science & Technology Caption Time series of rip-current index and observations of the 25th of July, 2021 at the Haeundae beach. Credit KOREA WATER RESOURECES ASSOCIATION Usage Restrictions The sources of photos and research results from KWRA must be specified. License Original 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.