Sediments (IMAGE) University at Buffalo Caption Ocean-bottom sediments, shown after materials such as leaf wax chemicals have been extracted. These sediments -- collected in 1985 by the Ocean Drilling Program -- were processed recently at UB as part of a study on summer temperatures in southern Greenland during past interglacials. Credit Douglas Levere / University at Buffalo Usage Restrictions This image may only be used with news stories discussing the research in the related press release. 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.