It probably was left here by the retreating glacier. See over there that field of snow?

它大概是在冰川溶解退却时被遗留下在这里。看那处，那是冰雪的范围吗？

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It had been carved out about 20,000 years earlier by a retreating glacier that deposited thousands of beach-smooth cobblestones around the hole, "like a hen laying eggs," Mr. Hussey said.

这个坑是在大约2万年前由一座消退的冰川留下的，周围沉积着数以千计的光滑鹅卵石，看起来“就像一只母鸡在下蛋，”赫西说。

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A week later students in the high Arctic reported that a glacier in Svalbard that had been retreating at an average annual rate of 20 metres since 1926 was now retreating by 40 metres a year.

一周后，在高纬度北极的学生报告说，斯瓦尔·巴特群岛的冰川(自1926年以来，曾经以每年平均20米的速度后退)如今在以每年40米的速度后退。

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But how do you capture a glacier retreating frame by frame?

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But the retreating ice at Sverdrup Pass, where the Teardrop Glacier is located, is uncovering an array of life, including cyanobacteria and green terrestrial algae.

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At 8km, the deeply crevassed glacier is the longest in the Eastern Alps and - as the signs remind you - it is retreating rapidly.

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