ASC_SVK_01 (IMAGE) University of Leicester Caption Andrew Carr collecting sediment samples dating to the Last Glacial Maximum from the dry lakebed at Swartkolkvloer. Credit Brian Chase Usage Restrictions Use only with 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.