Threatened Archaeological Sites (image) PLOS Share Print E-Mail Caption Tens of thousands of known archaeological sites are threatened by sea level rise in the southeast, and far more currently unknown and unrecorded, as shown here at low spatial resolution. Credit Anderson et al., 2017 Usage Restrictions CC-BY. Share Print E-Mail 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.