Global Warming Shrinking Arctic Sea Ice

You don't hear too much about it lately, but global warming is still an important and serious issue. We'll probably do something about it when things get really bad. A few more Katrina's, or blackouts due to record heat, will do the trick:

"Arctic sea ice is shrinking faster than ever before - declining by 14 per cent between 2004 and 2005 - in what some climate scientists are saying is a clear sign of global warming."