Researchers in Boat (image) University of Washington Share Print E-Mail Caption Daniel Nelson (left), Alyssa Atwood (center), and Simon Haberle of Australian National University collect samples from a coastal lake on Isabela Island in 2008. The mangrove trees grow on the edge of the lake and their leaves are preserved in the sediment. Credit Julian Sachs/University of Washington Usage Restrictions With credit 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.