Deep-sea sediments (IMAGE) University of Hawaii at Manoa Caption Deep sea sediments revealed ocean conditions from the past 145,000 years. Credit Rhea Foreman/ UHM - SOEST. Usage Restrictions Image may only be used with appropriate caption and credit 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.