It is building its second ice-breaking ship and setting up research drilling operations on an ice dome 13,422 feet above sea level that is one of the planet's coldest places.

它正在建造第二艘破冰船，并在地球上最冷的其中一个地方——海拔13422英尺的冰穹上进行研究钻井作业。

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Salt has lower density than the surrounding rock, so it tends to flow upwards, pushing up the overlying layers of rock to form a dome.

盐的密度低于周围的岩石，所以会向上抬升，使覆盖其上的岩层形成穹顶状。

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Inside the dome, a jungle of greenery creates a microclimate that soaks up carbon dioxide and puts out oxygen.

在穹顶内部，绿色植物可以制造小气候，吸收二氧化碳放出氧气。

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If you stand under a skylight in the Visitor Center, you can see the bronze statue of Freedom high up on the dome outside.

VOA: special.2010.01.27

We're starting things off at the New Museum on the Bowery in Manhattan, where Tim and Brian will be diving deep into the "Ghosts in the Machine" exhibition, to check out pieces like Stan VanDerBeek's Movie-Drome, a dome dreamed up in the mid-60s that foresaw a world in which the viewer is bombarded by visual stimuli.

ENGADGET: The Engadget Show 36: John Hodgman, iPhone 5, Improv Everywhere, Samsara and the New Museum

So, will we see dome homes sprouting up all over the place?

FORBES: Tiny Desert Dome Home for Sale $74,000

After a shaky start - with fewer than 5, 000 visitors on some days in January - admission figures for the Dome are picking up.

BBC: Dome aims to cut queues