午夜小片|一级电影中文字幕|国产三级一区|精品久久久久久久国产性色av,国产一级黄色网,久久久久久久久久福利,久草超碰

Arctic ice melt opens Northwest Passage

   

German navy training vessel the 'Gorch Fock' sails past icebergs in the Gulf of Saint Lawrence in this August 7, 2007 handout photo. Arctic ice has shrunk to the lowest level on record, new satellite images show, raising the possibility that the Northwest Passage that eluded famous explorers will become an open shipping lane. [Reuters]

 

 

      1   2   3     

      1   2   3