Scientists have long known that higher air temperatures are contributing to the surface melting on Greenland's ice sheet.
원문출처 : https://www.cnn.com/2020/02/03/world/greenland-glaciers-melting-underwater/index.html
원문출처 : https://www.cnn.com/2020/02/03/world/greenland-glaciers-melting-underwater/index.html