Sun, Pollution, Cloud Droplets (IMAGE) U.S. National Science Foundation Caption Sun, pollution, cloud droplets, ice formation and ocean biology will be studied at the NSF center. Credit Scripps Institution of Oceanography. 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.