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ScienceCasts : 格陵兰岛的冰层融化

NASA支持研究员研究，为什么格陵兰岛的冰层融化速度比之前想象的要快。而整个过程是在海平面下进行的。更多信息请访问http://science.nasa.gov/。点击这里查看更多视频：https://alugha.com/NASA 此视频在2015发表

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ScienceCcast：哈勃太空望遠鏡上的手印

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