Climate and the Deep Sea (IMAGE) National Oceanography Centre, UK Caption This is a schematic representation of the water column processes at the Porcupine Abyssal Plain-Sustained Observatory site. Credit Dr Brian Bett (NOCS) Usage Restrictions None 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.