Sugar Cane (IMAGE) PLOS Caption Potential biofuel crops in Hawaii may successfully sequester carbon in soil. Credit Theo Crazzolara, Flickr Usage Restrictions All figures and photographic images will be published under a Creative Commons Attribution License (CCAL), which allows them to be freely used, distributed, and built upon as long as proper attribution is given. 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.