Coral Reefs in the Cook Islands (IMAGE) Khaled bin Sultan Living Oceans Foundation Caption Coral reefs face many threats, including pollution, climate change, overfishing, storm damage, and outbreaks of crown-of-thorns starfish. In order to see how these threats impacted reefs, scientists on the Global Reef Expedition conducted over 400 coral and reef fish surveys and created over 406 square kilometers of detailed seafloor habitat maps in the Cook Islands. Credit ©Khaled bin Sultan Living Oceans Foundation Usage Restrictions This image may only be used in association with this story and with appropriate photo credit. 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.