A team of scientists has a surprisingly simple solution to saving the Arctic: We need to make more ice.
원문출처 : http://www.cnn.com/2017/02/15/weather/refreezing-arctic-ice-study-trnd/index.html
원문출처 : http://www.cnn.com/2017/02/15/weather/refreezing-arctic-ice-study-trnd/index.html