地球的力量 第3集 冰川(17)密蘇拉湖

It's a land of gorges, canyons and barren rock

那里到處是峽谷，溪谷和廢石

covering thousands of square miles.

大概四千平方公里的區(qū)域

It's known as the Scablands.

這里是著名的火山地帶

Vic Baker is a geologist who has spent 40 years

維克貝克是一位地質(zhì)學(xué)家他花了四十年時(shí)間

trying to discover exactly what took place here.

探索這里發(fā)生了什么

The landscape creates this impression of something fantastic that happened,

這里的地貌不禁讓我們產(chǎn)生這樣的想法：這里發(fā)生了什么奇妙的事情

and as you drive through it, you can have a sense

你開(kāi)車經(jīng)過(guò)這里，你就會(huì)感覺(jué)到

that you're following the path of that great catastrophe.

你正開(kāi)在發(fā)生過(guò)可怕的大災(zāi)難的地方

Around 16,000 years ago, a giant lake formed, Lake Missoula

,一萬(wàn)六千年前，一個(gè)巨大的湖泊--密蘇拉湖形成了

that was held back by nothing more than a wall of ice,

那時(shí)候當(dāng)?shù)刂挥腥鐕鷫Π愕谋鶎?/p>

a part of what's known as the Cordilleran ice sheet.

它是著名的北部大冰原的一部分

Behind me would be the ice dam

我的背后便是冰壩

that was holding in glacial Lake Missoula

那是冰河時(shí)期的密蘇拉湖

and it was holding back a phenomenal amount of water.

它含有相當(dāng)大量的水資源

As the huge mass of water built up behind the dam year after year,the dam began toweaken.

一年接著一年，大量的水資源成為水壩的一部分 水壩開(kāi)始變得脆弱

Until the ice gave way in a catastrophic failure.

而后冰層災(zāi)難性的塌陷

A mass of water larger than lakes Eerie and Ontario combined.

愛(ài)爾蘭海大量的海水

The force of water rushing forward was like releasing a bomb.

無(wú)所阻擋的奔騰水流的沖擊力如同炸彈般

It generated a Shockwave of air.

產(chǎn)生一種空氣沖擊波