Over 40% of Greenland experienced melting yesterday, with total ice loss estimated to be more than 2 gigatons (a gigaton is equal to 1 billion tons).
원문출처 : https://www.cnn.com/2019/06/14/us/greenland-sudden-ice-melt-wxc/index.html
원문출처 : https://www.cnn.com/2019/06/14/us/greenland-sudden-ice-melt-wxc/index.html