Piranha are native to South American freshwater rivers.

食人鱼是一种原产于美国南部的淡水鱼。

Also at risk are endangered animals like river dolphins.

而像是淡水河豚等的濒危物种境况仍令人堪忧。

At the South Pole, the continent of Antarctica, holds 70% of the world's fresh water.

在南极那儿拥有世界70%的淡水。

One of the largest fish on Earth is the giant freshwater stingray.

地球上最大的鱼类之一是巨大的淡水黄貂鱼。

Nearly a third of the world's fresh water is groundwater.

世界上近三分之一的淡水是地下水。

The fresh water will be pumped ten miles underground to a regional delivery system.

这些创造出的淡水将用泵输送到10英里的地下，以用来供应一个地区的输水系统。

Where would you find about 20 percent of the world's surface freshwater?

世界上20%的地表淡水来自哪里?

Together it's the Great Lakes that contain about 20 percent of the world's fresh water.

答案是五大湖。五大湖占世界上淡水量的20%。

What is the world's largest freshwater lake by volume?

世界上最大的淡水湖是什么？

Jeremy Shelton is a biologist and photographer at the Freshwater Research Center in South Africa.

Jeremy Shelton是南非淡水研究中心的物学家和摄影师。

And also you can really have as much freshwater as you want.

此外，还有取之不尽的淡水。

Dry air and extreme cold have frozen the lakes on the Gorlos Grassland.

干燥的空气，极度的低温，使前郭尔罗斯大草原上的淡水湖早早封冻。

And salt from the sea is starting to sink into their fresh water supplies.

海水中的盐开始渗入他们的淡水供应中。

The dam, owned by Brazil's Vale mining company, collapsed Friday in the town of Brumadinho.

周五，这座位于布鲁马迪纽镇、隶属于巴西淡水河谷矿业公司的矿坝垮塌。

Well, they only live in fresh water throughout south America.

它们只活在南美洲的淡水中。

It is often growing on the sides of very freshwater streams.

它通常长在非常淡水的溪流的两侧。

Earth's freshwater supply is getting dirtier, saltier, and scarcer.

地球的淡水资源变得越来越污浊、越来越咸、越来越稀少。

And reduce the human consumption of freshwater resources from lakes and rivers.

并减少人类对湖泊和河流淡水资源的消耗。

It reconnects the freshwater from Lake Okeechobee to the heart of the central Everglades.

该项目把奥基乔比湖的淡水资源重新引入大沼泽地中心地带。

Freshwater populations have decreased by an average of 83 percent since 1970.

自1970年以来，淡水物种的数量平均减少了83%。