Australian Broadcasting Corporation: The Wilkins Ice Shelf in Antarctica is in the final stages of collapse and scientists are concerned the event shows climate change is happening faster than previously thought. An ice bridge, up to 40 kilometres long but at its narrowest just 500 metres wide, was thought to be holding the giant shelf to the Antarctic continent but it recently snapped. From above, parts of the Wilkins Ice Shelf now look like giant panes of shattered glass. British Antarctic Survey …