'Surprising' warmth above Antarctica is earliest observed on record 

 Temperature fluctuations above Antarctica in winter show the earliest warming of the stratosphere on record.  

https://cdn.mos.cms.futurecdn.net/WwSAm5uGDsgVrMW4BvrecV.jpg

https://www.space.com/nasa-detects-surprising-warmth-above-antarctica-earliest-observed-on-record