Discover: The plot above shows how Arctic region air temperatures at about 3,000 feet above the surface varied from average in January 2016. The North Pole is at the center of map. The air temperature for the region at this height was about 13 degrees F above the 1981-2010 mean -- a record. At the surface, January saw an average temperature that was 11 degrees above normal, also a record. (National Snow and Ice Data Center, courtesy NOAA Earth System Research Laboratory Physical Sciences Division)
In my...