The supercontinents of Laurasia and Gondwanaland fractured, forming the lands that man would inhabit millions of years later.

劳亚和冈瓦纳两个超级大陆分裂后，形成了人类在亿万年后居住的大陆。

Then, in 400,000,000 to 500,000,000 years the supercontinent will break apart once again.

然后，在四亿到五亿年后，这个超级大陆将再次分裂。

In 250,000,000 years all of the continents on Earth will have fused together to form a supercontinent similar to Pangaea.

在两亿五千万年后，地球上所有的大陆会融合在一起，形成一个类似于盘古大陆的超级大陆。

Enjoy this trip through the 1.8 billion-year-long saga of the supercontinents.

通过长达 18 亿年的超级大陆传奇，享受这次旅行。

For a long time, experts thought it was the world’s first supercontinent.

长期以来，专家们认为这是 世界上第一个超级大陆。

One of the earliest supercontinents that scientists have evidence for is called Kenorland.

科学家有证据证明的最早的超 大陆之一被称为肯诺兰。

This is Pangea, a supercontinent containing different parts of today's world.

这就是盘古大陆， 一个包含当今世界不同部分的超级大陆。

Australia was once part of the vast supercontinent of Gondwanaland...

澳大利亚曾经是冈瓦纳超大陆的一部分。

252 million years ago, between the Permian and Triassic periods, the Earth's land masses gathered together into the single supercontinent Pangaea.

52亿年前， 在二叠纪和三叠纪时期之间，地球上的陆地聚集 成 一个超级大的盘古大陆。

Because it was around this time that the continents began to merge into single supercontinent.

因为大约在这个时候，大陆 开始合并成一个单一的超大陆。

These spread across the supercontinent of Pangaea and died, creating coal, leading to a 100-million-year Ice Age.

它们散布在盘古大陆并死去， 形成煤炭，导致了一个长达 1 亿年的冰河时代。

When the Rodinia supercontinent broke up circa 750 million years ago, it left large landmasses vulnerable to weathering.

大约 7.5 亿年前， 当罗迪尼亚超级大陆解体时，大片大陆容易受到风化作用的影响。

And it currently predicts the next supercontinent will form 50 to 250 million years from now.

它目前预测下一个超级大陆将在 50 到 2.5 亿年后形成。

About 650 million years ago, the next supercontinent, called Pannotia, came together.

大约 6.5 亿年前，名为 Pannotia 的下一个超 大陆聚集在一起。

Meanwhile, when the next supercontinent assembles, it's more likely to heat things up.

同时，当下一个超级大陆聚集时，它更有可能使事情升温。

Its landmasses were forming a supercontinent called Pangea.

它的陆地正在形成一个叫做盘古大陆的超大陆。

So to determine when a new supercontinent will emerge, we need to predict where these plates are headed.

因此， 要确定新的超大陆何时出现，我们需要预测这些板块的走向。

There was no ocean to get in the way, because all of Earth's continents were stuck together in one massive supercontinent called Pangea.

当时没有海洋阻隔，因为地球上所有的大陆都被粘在一个巨大的超大陆上，叫做盘古大陆。

The planet was really active tectonically back then, as the supercontinent Gondwana was breaking up.

这颗行星当时在构造上非常活跃，因为超大陆冈瓦纳大陆正在分裂。

Because they are mostly flightless and big, it was thought that there was a flightless common ancestor that was on the supercontinent called Gondwana.

因为这些鸟大多不会飞，体型又大，所以，人们认为它们在冈瓦纳超级大陆上存在一个不会飞的共同祖先。