Greenland's Record Melting

2012 GOLIATH Year of Greenland's Melting Melting in Greenland set a new record before the end of the melting season. The cumulative melting index over the entire Greenland ke sheet exceeded the record value recently set in 2010 for the whole melting season. D Melting Season Values, New High May-mid September *24 2012 SMI (Seasonal Melting Index) 2010 2005 1995 IMPLICATIONS 2000 1990 a measure of the strength of the melting season the higher the index the mone melting ocuned Impacts ice dynamics exposes more bare ice Increases albedo effect 1980 1905 D Record Melt in 4 Days D Arctic Sea Ice Extent, New Low July a July 12 2007 ald pecond MELT NO MELTIN0 ABLE MELT ICE/SNOW FRE 2012 Noeth Pole 27,000an Jos than the p 40% 97% t 40% pr t decad 1979-2010 average minimum extant 2020-2050 p et Acte Overall, southern Greenland is going through changes, with the ice sheet thinning at its edges and streams and lakes growing atop its glaciers. 000000000000 Arctic Circle