The ice is important because it helps keep the Arctic cold and reduces extremes in the Earth's climate.
VOA: special.2009.10.27
Arctic sea ice is important because it throws sunlight back into space, keeping the sea cold.
VOA: special.2009.05.05
Now some of you might be scoffing at bowling being labeled as a sport, but, hey, you try and concentrate on your game when within reach is ice-cold beer and seasoned curly fries.