We pump the ground water up onto the hills.

我们把水抽到山。

Southern California still has low ground water levels.

南加利福尼亚的水位仍然很低。

And when ground water is removed, the earth above it sinks.

当水被抽出后，它面的土就会降。

These breaks permit gases and ground water to pass through the rock.

这些裂缝允许气体和水通过岩石。

" There's not a lot of ground water. The dams are still empty, basically" .

" 水不多。大坝基是空的。"

These materials can enter the ground water and make their way into the ocean.

这些物质可以进水源中，然后进海洋。

Experts say nearby construction projects and the removal of ground water contributed to the problem.

专家称，是附近的建筑项目和清除水造成的。

Too much ground water has been removed while heavy buildings have been built in many places.

该城市靠近大海，有13条污染严重的河流流经该城市。在许多方建造重型建筑时，大量的水被抽走。

A main cause is the amount of ground water being drawn out from under the city.

其中一个主要原因是城市面大量的水被抽出。

The main cause is that too much of the city's ground water has been pumped out.

主要原因是太多的城市水被抽走了。

Jakarta has been slowly sinking. Large amounts of ground water have been extracted from under the city.

雅加达正在缓缓沉。很大一部分水都抽出来了。

Perhaps most interesting, and most easily measured, is a chemical change in ground water before a quake.

也许最有趣、也最容易测量的，是震前水发生的化学变化。

The World Wildlife Fund says there are thousands of wells in the area taking ground water without permission.

世界野生动物基金会表示，该区有数千口井未经许可抽取水。

It's used for everything from bathing to industry and when ground water's removed the earth above it sinks.

从洗澡到工业生产，水被抽走，面的土就会沉。

Jakarta is sinking. The main cause is that too much of the city's ground water has been pumped out.

因为雅加达在不断沉。主要原因是，该市的水被过度抽取。

In Oman's mountain caves, rain and ground water form pools.

在阿曼的山洞里，雨水和水形成水池。

Their facility polluted the ground water.

他们的设备污染了水。

And the small amount of ground water is not the only limiting factor.

少量的水并不是唯一的限制因素。

Jakarta has been slowly sinking. A main cause is the amount of ground water being drawn out from under the city.

雅加达一直在缓慢沉。其中一个主因是城市面大量的水从被抽出。

First, it's a desert area, so there's only a small volume of ground water available.

首先，这里是沙漠区，因此可用的水量很少。