Around the north pole, the ice cap has lost... 整个北极地区的冰冠面♥积♥
Off the coast of Greenland, there are more and more icebergs. 远离格陵兰海岸的地方 出现了更多的冰山
In these polar regions, the balance of nature has already been disrupted. 在两极地区 自然平衡已经被破坏了
Climate change accentuates the threat. 气候的改变加剧了这种威胁
Resources threatening the lives of every species? 资源威胁到了地球上的物种吗
The concentration of carbon dioxide... 近几十万年以来
This ice contains the records of our planet. 这些冰川包含着我们地球的记录
Now penetrate the dark water, heating it up. 现在阳光穿透黑色水面 使其升温
The sunbeams that the ice sheet previously reflected back... 过去冰面可以反射阳光