Sulfur Cycling and Cloud Formation (IMAGE) University of Georgia Caption A simplified graphic shows the process by which bacterioplankton send sulfur found in decaying algae into the food web or into the atmosphere, where it leads to water droplet formation -- the basis of clouds that cool the Earth. Credit Chris Reisch, University of Georgia Usage Restrictions Please credit Chris Reisch, University of Georgia 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.