Axel Heiberg Island (image) Natural Sciences and Engineering Research Council Caption New research reveals the demise of an ancient forest. These are dawn redwood stumps on Axel Heiberg Island, Nunavut. Credit David Greenwood Usage Restrictions with photographer approval 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.