The hydrosphere includes the ocean, rivers, lakes, streams, groundwater and even puddles.

水圈包括海洋、河流、湖泊、溪流、地下水甚至水坑。

Toxic substances like mercury leak into soil and groundwater and disperse in the air.

汞等有毒物质会渗入土壤和地下水，并在空气中扩散。

So when it rains they are easily washed into the groundwater and runoff water.

所以当下雨的时候，它们很容易被冲到地下水以及径流水中。

There's also contaminated groundwater. It's been stored in huge tanks at the plant.

地震和海啸还造成地下水被污染。这些污水被储存在核电站的储存罐里。

Groundwater has come to the rescue, and for a while it seemed a miraculous solution: drill a borehole, pump the stuff up from below and in due course it will be replaced.

地下水成了救命水，一时间，有了它，缺水问题似乎有了一个奇迹的解决方法：钻个洞，把水从地底下抽上来，到时候地下水自然又能得到补充。

With this system, there's near zero risk of nuclear material leaking out into the groundwater and, once it's filled in the year 2120, it can just be left, forever.

有了这个系统， 核材料泄漏到地下水中的风险几乎为零，而且到 2120 年充满后，也会永久储存下来。

We are unable to use groundwater well because it becomes saltier as well.

我们无法充分利用地下水，因为它也变得更咸了。

53% of the groundwater for crops goes to rice, wheat, and cotton.

53% 的地下水用于水稻、小麦和棉花等农作物。

Opal is formed when silica-rich groundwater hardens in rock over millions of years.

欧泊的形成过程是：富含二氧化硅的地下水在岩石里经过几百万年硬化沉淀。

And it uses 90% of its surface and groundwater.

它使用了 90% 的地表水和地下水。

Shake well, add water, and you get an acid rain that pollutes all of our groundwater, as well as the surface of all of our oceans.

摇匀，加水，就会出现酸雨，它污染我们所有的地下水，以及我们所有海洋的表面。

Imagine that you just dropped 56 groundwater springs into Arctic stream environments.

“想象一下，在北极河流环境中放入56个潜水泉。

When it reaches the water table, it passes into groundwater storage, most of the groundwater later returned to the surface either as springs or as streamflow supplying water to plants.

当它到达地下水位时，它进入地下水储藏库，部分地下水后来以泉水或水流的形式返回地面，为植物提供水。

Fracking remains controversial among environmentalists, who say the process may contaminate groundwater or cause earthquakes.

液压破碎法受到了环境主义者们的争议，他们认为，这样的工艺会污染地下水或引起地震。

Which means the bacteria could hang around in the groundwater longer.

这意味该细菌能在地下水中逗留更长时间。

Saltwater invasion of groundwater is a problem around the world.

咸水入侵地下水是全球性的问题。

It would also test groundwater in the surrounding area.

它还将测试周围地区的地下水。

Maybe the core will melt through to the groundwater.

也许堆芯会熔穿混凝土进入地下水。

Right now, more than 80% of Dhaka's water comes from groundwater.

目前，达卡超过80%的供水取自地下水。

By slowing the flow of Placer Creek, a tributary of the Rio Grande, the local team helped to restore a biodiverse meadow habitat and replenish the groundwater that contributes to the City of Santa Fe, New Mexico's water supply.

通过减少格兰德河支流--Placer Creek瀑布的流动，当地工作组助力恢复了具有生物多样性的草甸栖息地，并补给注满了新墨西哥州圣达非的城市用水--地下水。