NYT: 2012 Was Hottest Year Ever in http://mobile.nytimes.com/2013/01/09/science/earth/2012-was-hottest-year-ever-in-us.xml
Assuming that prediction holds up, it will mean that the 10 warmest years on record all fell within the past 15 years, a measure of how much the planet has warmed. Nobody who is under 28 has lived through a month of global temperatures that fell below the 20th-century average, because the last such month was February 1985.
And the liberal myths gain even more evidence for the nutballs the ignore.