Hope for the Great Barrier Reef? (IMAGE) ARC Centre of Excellence for Coral Reef Studies Caption Researchers found that the response of corals to heat stress during the second of two unprecedented back-to-back bleaching events on the Great Barrier Reef was markedly different from the first. Credit Tane Sinclair-Taylor Usage Restrictions Reproduction of the image is limited to use affiliated with this research paper and with correct attribution. 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.