Fishing fleets, Ireland (IMAGE) University of Exeter Caption Pollution and overfishing are commons tragedies. New solutions are required for climate change. Credit J Adger Usage Restrictions This image may only be used with reports of this paper 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.