But Antarctic experts disagree strongly on just how unstable it is.

但是极专就其不稳定程度产生了分歧。

Scientists named Antarctic icebergs based on what?

科极冰山命名的依据是什么？

Antarctic extremes are now virtually assured with global ramifications.

现在，极洲的极端情况几乎可以肯定会对全球造成影响。

The town is home to the Australian government's Antarctic Division and France's Antarctic programme.

澳大利亚政府极洲部与法极洲考察项目驻扎在此。

Let's start with the Antarctic ice sheet.

先从极冰原说起。

Melting Antarctic ice sheets have a global effect.

极冰盖融化会产生全球性的反应。

28. What does the latest information reveal about the West Antarctic ice sheet?

问题28. 最新的信息揭露了极西部冰盖的什么？

And the Antarctic trough apparently has no ocean water.

显然，这个极峡谷内没有海水。

And Japan says its Antarctic program is for science.

而日方称其极项目是出于科之用。

In 2013 researchers attached sensors to two Antarctic minke whales.

2013年，科们在两头极小须鲸身上安装了传感器。

The Antarctic regions are far more desolate than the Arctic.

极比北极要荒凉得多。

I've always heard that their Antarctic experiences are incredible.

我一直听说，他们公司提供的极洲体验服务非常棒。

She says scientists have never before seen Antarctic ice melting so quickly.

她说，科们以前从未见过极冰融化得如此之快。

This is our impression of the Arctic and the Antarctic floating icebergs.

这是我们对北极和极漂浮冰山的印象。

Since then, scientists have frequently recorded the bio-duck sound in Antarctic waters.

从那时候开始，科们在极地区水域常会探测并记录到这种仿生鸭子的叫声。

Scientists say it's filled with ice that flows toward the Antarctic coast.

科们表示，冰流通过它流向极海岸。

It has existed since 1986, when it broke off from the Antarctic shelf.

它自1986年从极大陆架上分离出来以来一直存在。

Here, the extremely cold temperatures and unique structure of Antarctic clouds accelerated ozone loss.

在这儿，极寒的温度和独特的极云层结构加速了臭氧的损失。

Permafrost is a layer of soil in the world's Arctic and Antarctic areas.

永久冻土层是世界北极和极地区的一层土壤。

For the JPL study, the researchers examined over 50,000 kilometers of the Antarctic coastline.

在喷气推进实验室的中，人员考察了5万多公里的极海岸线。