Northern Hemisphere Snow Cover Maps (image) Georgia Institute of Technology Share Print E-Mail Caption These maps show the differences in snow cover relative to the long-term average for the winters of (left) 2009-2010 and (right) 2010-2011. During these two winters, the Northern Hemisphere measured its second and third largest snow cover levels on record. Credit Georgia Tech/Jiping Liu Usage Restrictions None 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.