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

像珊瑚礁一样它们是海洋的托儿所。

Coral reefs are already appreciated for their beauty.

珊瑚礁绚丽的外表已备受赞赏。

Unfortunately, the coral reef ecosystem is a fragile one.

不幸的是，珊瑚礁是一种脆弱的生态系统。

Below the waves, coral reefs provide a habitat for teeming life, a life with a kaleidoscope of color.

波涛之下生长着珊瑚礁，无数生命提供了栖息环境，让它们的生活五彩缤纷。

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

若要全面考虑的话，有些人该把老的钻塔转成珊瑚礁。

Both offer stunning views of tropical waters dotted with colourful fish and coral reefs.

地都可以欣赏到热带水域的壮丽景色，那里点缀着五颜六色的鱼类和珊瑚礁。

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

接下来，我们来谈谈珊瑚吧。我的名字Carl？当然不是，是珊瑚，具体来说是珊瑚礁。

There are a number of threats to the health of coral reefs.

珊瑚礁的健康饱受威胁。

The archipelago is celebrated for its rich marine life and underwater coral reefs.

个群岛以其丰富的海洋生物和水下珊瑚礁而闻名。

Healthy coral reefs are essential to a healthy marine ecosystem.

健康的珊瑚礁对健康的海洋生态系统至关重要。

Let's go back to the coral reefs.

我们再回到珊瑚礁的例子上。

The healthy reef sounds that you just heard can be used to regenerate coral reefs.

你刚听到的健康珊瑚礁的声音可以用于再生珊瑚礁。

Almost everything we know about coral reefs comes from the top 30 meters or so.

我们对珊瑚礁的几乎所有了解都来自水下30米左右的地方。

Despite its name, the Great Barrier Reef isn't just one large coral reef.

尽管名字叫大堡礁，但它并不仅仅是一个大型珊瑚礁。

Though small in size, it's one of the most instantly recognizable inhabitants of the world's coral reefs.

尽管它们体型很小，他们是全世所有珊瑚礁中最易识别的生物。

He wanted to tell people about what was happening to the coral reef.

他想告诉人们珊瑚礁发生了什么。

The coral reef in Arecibo is part of the beach.

阿雷西博的珊瑚礁是海滩的一部分。

Oyster reefs provide much the same function as coral reefs.

牡蛎礁提供了与珊瑚礁相同的功能。

They are the underpinning of the ecological systems where they exist, just like coral reefs.

它们是生态系统的支柱，就像珊瑚礁一样。

This has led to unchecked seaweed growth, which threatens to degrade entire coral reefs.

导致了海藻过量生长，威胁到了整个珊瑚礁的生存。