Surface Energy Balance (image) Tokyo Institute of Technology Share Print E-Mail Caption This is the simplified surface energy balance for early Mars showing the decrease in surface temperature with increasing amounts of surface ice. The resultant increase in surface reflectivity is represented by a widening blue arrow. Credit Ramirez and Craddock (2018), Nature Geoscience Usage Restrictions The image may only be used with appropriate caption and 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.