Evidence of Viking settlements in Greenland conjures images of the intrepid Norse that settled there amid freezing temperatures centuries ago, between 985 and 1450. But as evidence grows to the contrary, it seems like Vikings may have been a little more comfortable, temperature-wise, than we thought.


원문출처 : https://www.cnn.com/2019/02/06/world/viking-greenland-climate-study/index.html