Update to the Northern Hemisphere EASE-Grid 2 Weekly Snow Cover and Sea Ice Extent

The Northern Hemisphere EASE-Grid 2.0 Weekly Snow Cover and Sea Ice Extent (Version 4) has been updated through 29 June 2014. This product provides snow cover at weekly intervals beginning 03 October 1966, as well as combined snow cover and sea ice extent at weekly intervals beginning 23 October 1978. Designed to facilitate the study of Northern Hemisphere seasonal fluctuations of snow cover and sea ice extent, this product also includes monthly climatologies describing average extent, probability of occurrence, and variance. For more information and to access the update, please visit the documentation for the data set.