So far, the new year has been remarkably warm on both poles. The past 30 days have averaged more than 21 degrees Fahrenheit warmer than normal in Svalbard, Norway — the northernmost permanently inhabited place in the world. Last month, a tanker ship completed the first wintertime crossing of the Arctic Ocean without the assistance of an icebreaker. Down south in the Antarctic, sea ice is all but gone for the third straight year as summer winds to a close.
who are introverts?