New Telltale Signs of Global Warming :- NASA

google image 

Satellite images released by the national aeronautics and space administration (NASA), USA,on july 19, 2012 provided  concrete proof that global warming was speeding up. the images show that a Massive chunk of iceberg has broken off a glacier in greenland. the iceberg has broken off a glacier in Greenland the iceberg that detached itself  from the petermann glacier on the north- western cast of Greenland   is of the size of a big city . the glacier had produced a similar ice island twice as large in 2010.

Source :- The Hindu