It's probably from strong winds sweeping over algal blooms, but we don't know.

可能是强风卷过藻华造成的，但我们不确定。

Algal toxins in drinking water is not a rare event, Mishra says.

米什拉说，饮用水中的藻类毒素并非罕见。

It was the first time Oregon had detected algal toxins in treated water.

这是俄勒冈州首次在处理过的水中检测到藻类毒素。

When algae grows densely and out of control, it's called an algal bloom.

当藻类生长密集且无法控制的时候就会产生水华现象。

Right now, nitrification, overuse of phosphates in our waterways are causing tremendous algal blooms.

如今，水体中过量的氮和磷 致藻类疯长。

This led to algal blooms that resulted in bacterial proliferation, which caused a drop of oxygen.

这致藻华，继而致使细菌繁殖，最终使氧气量下降。

Too many nutrients in the water leads to poor water quality by causing hazardous algal blooms.

水里如果营养物太多，水质救护很差，因为会产生具有危害性的藻类繁殖。

Algal blooms occur in nature, but this year, the high levels of toxins led to record poisoning.

藻类在自然界中会大量繁殖，但今年，高水平的毒素致了创纪录的中毒事件。

So far, nobody has died from algal toxins in the U.S., but the possibility looms.

到目前为止，美国还没有人死于海藻毒素，但这种可能性正在增大。

An algal bloom has reduced the output of salmon farms in Chile, the world's second-biggest producer, unnerving investors.

世界第二大三文鱼出产国智利由于海藻过于茂盛，致产量下降，很多投资者因此紧张不安。

Rose said this is a bad sign because it points to increased algal blooms — the sudden growth of algae.

罗斯说，这是一个不好的迹象，因为这意味着藻类的激增--藻类突然增多。

These are the largest harmful algal blooms on our planet.

这些是我们星球上最大的有害藻华。

This is a toxic blue-green algal bloom and it is not good for you.

这是一种有毒的蓝绿色藻华，对您不利。

The fungal partner in many lichen jettison a gene that's critical for energy production-making them completely dependent on their algal associates.

许多地衣中的真菌伙伴会抛弃产生能量的关键基因，这使它们完全依赖于藻类伙伴。

And we know that harmful algal blooms can be deadly.

我们知道有害的藻华可能 是致命的。

This is what happens when the nitrogen moves into water streams, pollutes lakes, triggers algal blooms and creates another Green Revolution.

氮排入水源就会发生这种情况，污染湖泊，让水藻泛滥，引发另一场“绿色革命”。

And some of the bacterial DNA found its way into the algae, where it took up residence in the algal genome.

某些细菌的DNA进入了藻类，并在藻类基因组中“寄居”。

This actually happens all the time, in events known as harmful algal blooms.

这实际上一直在发生，在 被称为有害藻华的事件中。

So they're starting to pale and losing their coral pick their algal pigments and eventually we expect them to bleach fully.

它们开始变白，逐渐失去珊瑚所有的藻类色素，我们预计它们最终会完全漂白。

Those flashy colors may help corals win back their lost algal partners, a new study finds.

一项新的研究发现， 那些华丽的颜色可能有助于珊瑚赢回失去的藻类伙伴。