These grasslands make up the largest biome in North America.

这些草构成了北美最大生物群。

So this is now a really significant biome on earth, and it's largely unknown.

因此，这是地球上非常重要生物群，而且大多数是未知。

Like, think about an aquatic — or water-based — biome.

比如，想想水生或水基生物群。

And plants are a major part of nearly every single biome.

植物几乎是每一个生物群主要组成部分。

That came at a price, however. Almost half of the original biome has been destroyed.

然而，这是要付出代价。几乎一半生物群已经被摧毁。

Temperate grasslands have the lowest level of protection of the world's 14 recognised “biomes”, or habitats.

在世界14个受保护生物群息地中，温带草地保护水平最低。

On the bad side, the presence of mountains only amplifies the previous negatives with developing desert and jungle biomes.

从不利一面来看，山脉存在只会扩大之前发展沙漠丛林生物群不利因素。

The nodules are a core part of a biome roughly the size of the Amazon rain forest, she notes.

她指出，这些结核是一个大致相当于亚马逊雨林大小生物群核心部分。

The Atlantic rainforest is one of the planet's most threatened biomes, more than 90 percent of it was deforested and destroyed.

大西洋雨林是地球上受威胁最严重生物群之一，有超过百分之九十森林被砍伐破坏。

Each biome contains multiple ecosystems, and all but the most frigid arctic regions are supported by plants.

每个生物群都包含多个生态系统，除了最寒冷北极地区外，所有地区都由植物支撑。

This is a huge biome that we carry in our bellies every single day.

这是我们每天都在肚子里携带巨大生物群。

They're only a few meters thick, but they support all agriculture and every single terrestrial biome.

它们只有几米厚，但它们支撑着所有农业每一个陆地生物群。

This strange, dark and vast world is the final biome we'll look at in this  series.

这个奇怪、黑暗而广阔世界是我们在本系列中将要研究最后一个生物群系。

A new biomed IPO out of Boston.

一支波士顿生物医药Ipo股。

To discover new blocks, new biomes, new ways of looking at the world.

发现新方块， 新生物群， 新看待世界方式。

Okay, that's better — with biomes, the largest units that ecologists use to describe the plant life of different locations.

好吧，这就更好了——生物群，生态学家用来描述不同地区植物生命最大单位。

It's made up of different ecological regions, or biomes, where communities of organisms are adapted to specific climate conditions.

它由不同生态区域或生物群组成，生物群适应特定气候条件。

Near the coasts, coral reefs are part of this biome.

在海岸附近，珊瑚礁是这个生物群一部分。

Freshwater biomes include rivers and streams, ponds and lakes, and wetlands.

淡水生物群包括河流溪流、池塘湖泊以及湿地。

Take the trees of the temperate forest biome.

以温带森林生物群系树木为例。