我想是卡住了
The camera seems to have reached a bend in themoulin
摄像机好像到了冰川锅穴的一个弯道
and it's not moving.
结果被卡住了
It's hit a ledge.
撞上暗礁、了
We have to pull it back.
我们必须把它拉回来
It could be just a kink in the moulin
这大概是冰川锅穴的一个颈部
or it could be the water never reaches the bedrock.
也可能是因为水流没有到达岩底
For the moment, it will have to remain a mystery.
想解开秘密只能再等等了
Konnie and his team will have to redesign the camera
科尼和他的团队必须重新设计摄像机
and return next summer.
等明年夏天再回来
But wherever this water ends up, it's clear that more surface ice is melting.
可是不管水流最终流到何处，很明显，表面冰层正在不停的融化
Scientists have mapped the area of the Greenland ice sheet
科学家们画出了格陵兰冰原的地图
that experiences surface melting in summer.
冰原表面在夏天不停融化
As recently as the 1990s, it was a relatively small area
到1992年，冰原的轮廓
around the edges of the ice sheet.
已经缩小了很多
But by2005, the melt zone had massively expanded.
到2005年，融化的区域大幅度的增加
