While the very oldest ice has all but disappeared, there has been an increase in two - and three-year-old ice, which could potentially thicken and slow the decline at least for a while.
虽然最老的冰川几乎都消失了,但是一些两三岁的冰川还在增加,它们可能会变厚,至少会在短时间内减缓冰川面积下降的趋势。
The team found that results from the two methods roughly matched and showed that Greenland is losing enough ice to contribute on average 0.46 millimetres per year to global sea-level rise.
该团队发现这两种方法所得到的数据结果大致相符,显示出格林兰冰层减少量导致全球海平线平均每年上升0.46毫米。
Channels through the Canadian Arctic archipelago that were choked with ice at this time of year two decades ago are now expanses of open water or vast patchworks of tiny islands of melting ice.
两年前通往加拿大北极群岛的海峡的道上满是冰层,而现在已是一片无冰水域或者只是点缀着正在融化的浮冰。
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