action of sea ice 海冰作用
The forward movement, the melting at the base of the glacier where it meets the ocean, and waves and tidal action cause blocks of ice to break off and float out to sea.
冰川的向前移动,其底部与海洋接触处的融化,还有波浪和潮汐运动,导致冰块断裂,漂浮到海上。
Wave action applied pressure to the bottoms and sides, and the pressure propagated up through the ice to the surface.
海浪的作用力向其底部及侧部挤压,这股压力向上传递至冰山的表面。
Unless we take action, summer ice could be completely gone in as little as 35 years.
除非我们采取行动,夏季冰层将可能在35年短的时间内全部消失。
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