Losing sea ice cover in the Arctic would affect everything from the obvious, such as people who live in the far north and polar bears, to global weather patterns, said Serreze.

谢瑞兹说，失去北极海面上的冰会影响每一样东西——从显而易见的，如同住在极北之地的人们和北极熊，到全球气候模式。

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Fear of predators doesn't just affect the penguins' daily activities, however. It also influences the birds' migration patterns, Ainley and Ballard report this week in Polar Biology.

Ainley和Ballard在本周的《极地生物学》中指出，害怕被捕食已经影响到企鹅的日常活动，甚至它们的迁徙规律。

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RESULTS: The quasi-polar drive pattern was optimal in all aspects except the dynamic range. Polar and cross drive patterns and adjacent drive pattern followed in a descending order.

结果除动态范围外，准对向驱动模式均为最优，对向和交叉驱动模式次之，邻近模式最差。

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"Even though they seem far away, changes in the polar regions could have an impact on both hemispheres, with sea level rise and changes in climate patterns, " he said.

CNN: Massive ice shelf on verge of breakup