Group of Emperor Penguins on Ice (image) Woods Hole Oceanographic Institution Share Print E-Mail Caption It is known from previous studies that sea ice is a key environmental driver for the Emperor penguin. What was previously unknown is whether or not dispersal could prevent or even reverse future global populations. Based on this study, the prospects look grim at the end of 2100. Credit Photo by Peter Kimball, Woods Hole Oceanographic Institution Usage Restrictions for news purposes only, with proper credit Share Print E-Mail 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.