地球的力量 第1集 火山(1)千變?nèi)f化的世界

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這是我們的行星:地球

It is an remarkable, ever-changing world, full ofnatural wonders.

這是一個(gè)神奇的千變?nèi)f化的世界 充滿著各種自然奇觀

But there's more to Earth than this, much more.

但是地球本身還有比自然景觀更奇特的東西

Because our planet is unique in the solar system,

因?yàn)槲覀兊男行窃谡麄€(gè)太陽系是獨(dú)一無二的

Perhaps even in the universe.

甚至在整個(gè)宇宙也是如此

4.5 billion years have made it a world of extraordinary landscapes

45億年的時(shí)光地球形成了獨(dú)特的風(fēng)景地貌

and a home to life.

成了適宜人類生存的家園

My name is Iain Stewart.And I want to show you

我叫伊恩·斯圖爾特 我將向您介紹

how our planet works.

我們美妙的星球的運(yùn)行原理

I'm going to explore volcanoes.

我將從火山開始講起

They're terrifyingly destructive.

火山具有極大的破壞力

But they're also the most fundamentalforce on the planet.

但是它們?nèi)匀皇堑厍蛏献罡镜淖匀涣α?/p>

Volcanoes are part of a global system that continually reshapes our world

火山是地球系統(tǒng)的一部分它們一直在改變著地貌

They hold the key to the origins of life on Earth.

火山在很大程度上決定了地球的生命起源

They saved the planet from possibly the biggest crisis it's ever faced.

在地球面臨最大危機(jī)的時(shí)候是火山拯救了地球

And they've even formed a partnership with life

它們甚至和生命相互依存

that keeps our planet habitable.

給地球生物提供了適宜生存的環(huán)境