For what appears to be the first time since scientists began keeping track, sea ice in the Arctic and the Antarctic are at record lows this time of year.
원문출처 : http://www.cnn.com/2016/11/18/world/sea-ice-arctic-antarctic-lows/index.html
원문출처 : http://www.cnn.com/2016/11/18/world/sea-ice-arctic-antarctic-lows/index.html