With Arctic Ice at Record Low, NSIDC Director Serreze says “we are on track to see an ice-free summer by 2030. It is an overall downward spiral.”

The alarming decline of Arctic Ice is accelerating according to recent sties based on satellite imaging and other analysis. The implications of the continued melting of the polar ice caps is enormous for civilizations across the globe and we'd better take collective actions throughout the world if we are to have a chance to slow these trends and stem global warming.
http://thinkprogress.org/romm/2011/07/16/266463/arctic-ice-at-record-low-nsidc-director-serreze-ice-free-summer-by-2030-downward-spiral/