The geography of climates is modified. 地理气候也会改变
They are an essential link in the chain of species. 他们是物种链中不可缺少的一环
caused, in the 20th century alone, a rise of 20 centimeters. 单单在20世纪 海平面就上升了20厘米
Gradually seeps into the salt water of the oceans, 流入海洋的盐水中
As the fresh water of greenland's ice sheet... 随着格陵兰岛冰面的淡水
It was thought the water would freeze in the depths of the ice. 过去人们认为这些水会在冰川底部冻结
More and more of these glacier-fed rivers... 越来越多的这种冰川河
The atmosphere of our planet is an indivisible whole. 地球的大气圈是一个不可分割的整体
of the fresh water ofthe whole planet. 包含着地球上20%的淡水
Flows into the salt water of the oceans. 流进海洋的盐水中