After months of record temperatures, scientists say Greenland's ice sheet experienced its biggest melt of the summer on Thursday, losing 11 billion tons of surface ice to the ocean -- equivalent to 4.4 million Olympic swimming pools.
원문출처 : https://www.cnn.com/2019/08/02/world/greenland-ice-sheet-11-billion-intl/index.html
원문출처 : https://www.cnn.com/2019/08/02/world/greenland-ice-sheet-11-billion-intl/index.html