The instant polar movement has backward movement (from east to west).

瞬时极移存在反向运动(由东向西)。

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As the ocean warms, a body of water called the Antarctic Polar Front—an upward movement of nutrient-rich sea that supports a huge abundance of marine life—is being pushed further south.

随着海洋变暖，一种被称为南极极锋的水体正被逐步推向南方；南极极锋是一种富含营养的海洋向上运动，它支持着大量海洋生物的生存。

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As the ocean warms, a body of water called the Antarctic Polar Front—an upward movement of the nutrient-rich sea that supports a huge abundance of marine life—is being pushed further south.

随着海洋变暖，一个被称为南极极锋的水体——一个支持大量海洋生物生存的营养丰富的海水上升运动——正被进一步推向南方。

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Dr. Schlesinger also addressed the outdated "bi-polar" thinking that seems to animate the nuclear abolition movement and the need not only to reject such notions but also to pursue, in light of the character of the post-Cold War world, periodic low-yield underground testing, nuclear modernization and the deployment of strategic anti-missile defenses as soon as they are available.

CENTERFORSECURITYPOLICY: "In Memoriam: Dr. Robert H. Krieble<

In the 1980s polar bears became "the poster child" for anti-zoo movement after being kept in cramped concrete pits whose only attempt at recreating the bear's eco-system was white paint.

BBC: Knut: A polar bear story