Coral reefs are already appreciated for their beauty.

珊绚丽外表备受赞赏。

Like coral reefs, they are a nursery for the oceans.

像珊一样它们是海洋托儿所。

The thriving coral reef is incredibly biodiverse.

繁荣珊有着令人难以置信生物多样性。

Coral reefs are under tremendous threats.

珊正面临巨大威胁。

Let's go back to the coral reefs.

我们再回到珊例子上。

Healthy coral reefs have shrunk by nearly half.

健康珊缩减了近一半。

This can hurt ocean structures, called coral reefs.

这可能会伤害被称为珊海洋结构。

Seagrass and kelp are particularly sensitive like coral reefs.

海草和海带特别敏感，就像珊。

But Darwin also investigated coral reefs and their formation.

但达尔文调查了珊及其形成方式。

Far better, some say, to turn old rigs into coral reefs.

若要全面考虑话，有些人认为应该把老钻塔转换成珊。

The coral reef in Arecibo is part of the beach.

阿雷西博珊是海滩一部分。

Then instead of coral reefs we could have this, yuck.

然后不会有珊出现，而是这个，呃。

Coral reefs are often the first indicator of climate change.

珊往往是气候变化第一个迹象。

Coral reefs are sometimes called the 'rainforests of the sea.'

珊有时被称作海里热带森林。

Unfortunately, the coral reef ecosystem is a fragile one.

不幸是，珊是一种脆弱生态系统。

Polar bears and coral reefs are obvious victims of climate change.

北极熊和珊显然是气候变化受害者。

Daniel Wangpraseurt, a coral reef scientist at the University of Cambridge.

剑桥大学珊科学家丹尼尔·旺拉修特说到。

Coral reefs are among the most productive ecosystems in the world.

珊是世界上生产力最强生态系统之一。

Warming oceans can harm coral reefs, which turtles need to survive.

海洋变暖会损害海龟赖以生存珊。

Next, we're talking about coral, Carl? No, coral, specifically coral reefs.

接下来，我们来谈谈珊吧。我名字Carl？当然不是，是珊，具体来说是珊。