Like coral bleaching, spawning is also dependent on water temperatures.

就像珊瑚白化一样，产卵也和温度有关。

Coral bleaching happens naturally when waters warm greatly.

当海水变暖时，珊瑚就会自然白化。

Coral bleaching can be caused by the effects of climate change.

气候变化的影响可能会导致珊瑚白化。

Coral bleaching is where coral loses its color and becomes completely white.

珊瑚白化是指珊瑚褪去原有色彩，完全变成了白色。

Coral bleaching is triggered by changes in the coral's environment—including increased temperature, sunlight, or pollutants.

触发全球珊瑚礁白化的是珊瑚礁环境变化，其中包括气温上升、阳光变化或污染物。

Coral bleaching is the process by which coral becomes white because of high water temperatures or pollution.

珊瑚白化指的是珊瑚因高水温或污染而变白的过程。

Coral bleaching happens when extreme temperatures and sunlight force corals to release algae living in their tissue.

当极端温度和阳光迫使珊瑚释放其组织中的藻类时，就会出现珊瑚白化。

Much of the damage has come from mass coral bleaching.

大规模珊瑚白化是损害的主要原因。

Coral bleaching is actually a natural response from the coral to a warming or a sudden change in its environment.

珊瑚白化实际上是珊瑚对气候变暖或环境突然变化的自然反应。

Part of the reason may have to do with coral bleaching.

部分原因是由于珊瑚褪色。

A summer heat wave has already led to historic coral bleaching.

夏季热浪已经导致了历史性的珊瑚白化。

This is called coral bleaching, and it's devastating to our reefs.

这就是所谓的珊瑚白化，对我们的珊瑚礁来说是毁灭性的。

He said coral bleaching was almost never seen before the 1980s.

他说，在20世纪80年代之前，珊瑚白化现象几乎从未出现过。

But now there's a new threat to this delicate ecosystem, mass coral bleaching.

但现在，这个脆弱的生态系统又面临着新的威胁——大规模珊瑚白化。

The researchers are now working to see how they respond to events like coral bleaching.

研究人员目前正在致力于如何应对如珊瑚白化等事件。

Unfortunately, I've actually witnessed the impact that coral bleaching driven by climate change has had on reefs.

不幸的是，我亲眼目睹了气候变化导致的珊瑚白化对珊瑚礁造成的影响。

Carly Kenkel is a marine biologist at the University of Southern California who studied that coral bleaching event.

南加州大学的海洋生物学家卡莉·肯克尔说到，她研究了珊瑚白化事件。

Reef Renewal founder Ken Nedimyer called the coral bleaching " hard to watch and hard to experience."

Reef Renewal的创始人肯·尼迪迈尔称珊瑚白化“难以观察和体验。”

We reported on recent coral bleaching events in the reef, when the coral gets stressed and losses its vibrant color.

我们之前报道过珊瑚白化的事件，珊瑚受到外界压力并开始褪色。

That is deadlier for coral reefs than coral bleaching--a better-known event that is usually caused by higher water temperatures.

对于珊瑚礁来说，这比珊瑚白化更致命——珊瑚白化是一种更广为人知的事件，通常是由较高的水温引起的。