Pando is not an unusual aspen from a genetic standpoint.

从基因角度来看，潘多并种寻常杨树。

Aspens have long roots that burrow through the soil.

白杨有着钻透土壤长根茎。

And these young aspens never turn into old ones.

这些年轻颤杨永远会变成老颤杨。

That gave willows, cottonwoods, and aspens a better chance to grow near streams.

这使得杨柳、三角叶杨和白杨有更好机会在溪流附近生长。

Well, like everything that evolves, aspens have adapted to their environment.

就像所有进化东西样，颤杨已经适应了它们境。

So aspens have evolved to succeed in these destructive conditions.

颤杨在这种破坏性条件下顺利进化。

The deers' aggressive browsing of young aspen poses a huge threat to Pando.

鹿对小山杨树侵略性掠食给“潘多”造成了巨大威胁。

Aspens hold a ton of records among trees.

颤杨在树木类当中保持着大量记录。

On still autumn afternoons I like to walk through the aspen groves and visit with the cottonwoods.

在寂静秋日午后，我喜欢穿过白杨树林，流连于棉树林。

The sap was rising in the pines. The willows and aspens were bursting out in young buds.

汁液灌满在松树上，嫩芽绽放在柳树上。

The canine comeback also boosted the growth of popular elk foods such as aspen and willow trees.

狼群回归还促进了山杨和柳树等麋鹿常见食物生长。

I mean, aspens are pretty average-looking trees of tens of meters high.

我意思，颤杨几十米高，看起来很普通。

It's a stand of trees, a field of aspens all clones and all connected at the roots.

它片树林，全部无性繁殖、所有根系连接在起片山杨树林。

For one thing, the fires that aspens depend on to thrive. Well, we're not letting them burn.

方面，让颤杨茁壮成长山火，我们并没有让它们烧起来。

So as aspen goes so do all those dependent species. So that's the number one reason.

因此，随着山杨衰落，其它所有依赖物种也会随之消失。这最重要原因。”

And it sprouted, became a seedling, and it chased the sun's light up to become a giant aspen.

它发芽了，变成了棵幼苗，它汲取着阳光，变成了棵巨大颤杨。

In the Western U.S., the lower 48, aspen, second to riparian systems, are the most biodiverse forests that we have.

在位于美国西部下48州，就生物多样性丰富程度来说，山杨林仅次于河岸系统。

And that's a really dangerous situation for aspen because it really depends on continuous growth of the whole clone.

这对山杨来说非常危险情况，因为山杨非常依赖整体无性繁殖持续增长。

At the same moment the aspens close by began rustling.

与此同时，附近白杨树开始沙沙作响。

The girl whose family she went with to aspen.

她和她们家人去了阿斯本。