It is the world's second-largest body of ice, after the Antarctic Ice Sheet.

它是仅次于盖的世界第二大盖。

Mars, like Earth, has polar ice caps.

和地球一样，火星也有地盖。

It causes the ice to advance and retreat every year.

使得盖面积每年都在扩大和缩小。

Melting ice caps and rising sea levels.

融化的盖导致海平面升高。

Now, it looks like the continent's ice sheet is growing.

现在, 看起来这片大陆的盖正呈现增加趋势。

Ice keels as long as 150 feet extend down from the ice sheets.

骨长达150英尺，从盖延伸下来。

" The polar ice caps are going to melt, " she wrote.

“地盖即将融化，”她写道。

Ice sheets at the equator could mean only one thing.

赤道地区存在盖只能意味着一件事。

Melting Antarctic ice sheets have a global effect.

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. 最新的信息揭露了西部盖的什么？

That glacier is holding back several other glaciers of the West Antarctic Ice Sheet.

川阻碍了西部盖上的其他几个川。

But climate change is melting ice sheets and changing rainfall patterns.

但气候变化正在让盖融化并改变降雨模式。

The East Antarctic Ice Sheet holds the majority of world's glacier ice.

东盖拥有世界上大部分的川。

What if I want help with a problem like melting ice caps?

如果我想要帮助解决像盖融化这样的问题呢？

The study said Greenland's ice sheet and glaciers have been melting.

该研究称，格陵兰岛的盖和川一直在融化。

Images from the Danish territory show melting across 56 percent of the ice sheet.

从丹麦领土上看，盖的56%都在融化。

The ice grows at an extraordinary rate, advancing two and a half miles a day.

盖的面积以非凡的速度扩大，一天扩大2.5英里。

The ice caps are melting, Leonard. In the future, swimming isn't going to be optional.

盖在融化呀兰纳德。未来游泳是不可避免的。

Melting polar ice caps and rising sea levels threaten coastal communities and island nations.

地盖融化和海平面上升威胁着沿海社区和岛国。

Indeed, sea ice cover in the Arctic is melting faster than expected.

实际上，北的海盖融化速度比预期的要快。