Heat spike in 2010 lead to rebound of Greenland land mass

Scientists have used GPS data to demonstrate that a global spike in temperature in 2010 has lead to exceesive melting of the Greenland Ice Sheet. This in turn has lead to isostatic uplift of the crust in response to the changed equilibrium as the ice was removed through melting.

More information here:
http://www.sciencedaily.com/releases/2011/12/111209123214.htm