Climate Change InstituteThis figure shows the temperature departure from average (1979-2000 baseline) for much of the Northern Hemisphere. This is a typical day for winter 2014-2015. While eastern and notably northeastern U.S. are unseasonably cold, the rest of the Northern Hemisphere is unseasonably warm, and the Arctic is dramatically warmer. Greenhouse gas warming has affected read more 5 reasons Maine should care about warming Arctic waters – P. Mayewski