气候变化 新闻
Temperatures in December 2011 were a full six degrees Celsius warmer than usual in Finland - 29 Dec 2011
As meteorologists in Finland noted temperatures at the beginning of December 2011 that were a full six degrees Celsius warmer than usual, two major ski events were canceled due to lack of snow, and a majority of the country was still without the traditional white ground cover as of Christmas Day.

http://www.france24.com/en/20111223-no-snow-winter-puts-finnish-snow-how-ice  
http://www.naharnet.com/stories/24222-no-snow-winter-puts-finnish-snow-how-on-ice
http://www.yle.fi/uutiset/news/2011/12/no_snow_in_the_south_for_santa_claus_3125730.html