Karen Petersen Sampling (IMAGE) University of California - Santa Cruz Caption UC Santa Cruz graduate student Karen Lykkebo Petersen collects water samples in the area where a desalination plant discharges brine into coastal waters. Credit Don Potts Usage Restrictions For use only with news coverage of this research 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.