Balloon Data Confirms Antarctic Warming Trend

A new analysis of the past 30 years of records from nine research
stations reveals that the air above the entirety of Antarctica has
warmed by as much as 0.70 degree Celsius per decade during the winter
months.

http://cl.exct.net/?ffcb10-fe5411797265017b7217-fdff15737467037875107273-ff3310707762