Vents underwater (IMAGE) University of Adelaide Caption Image shows kelp ecosystem change at an underwater CO2 vent. Credit Professor Ivan Nagelkerken, University of Adelaide Usage Restrictions Only to be used with this story. License Original 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.