Large glaciers are retreating. We can detect this with satellite, with effectively cameras in space.

大型冰川正在退缩。我们可以通过卫星和太空中有效的摄像机探测到这一点。

So the CIA and Air Force decided to do what no one had ever done before: put cameras in space.

所以中情局和空军决定做一件从来没有人做过的事：在太空中安装摄像头。