2. Redwood (c) Mathilda Digby (IMAGE) University College London Caption 3D laser scan of two Giant Sequoias. Credit Mathilda Digby Usage Restrictions For Editorial Purposes Only 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.