Vast reservoirs will catch the monsoon rains to replenish the aquifers.

巨大池可以收集雨补充含层。

The rivers that feed waterfalls freeze into spectacular ice climbs or natural sculptures.

为瀑布河流会结冰，变成壮观冰峰或自然冰雕。

So if you're looking for water holding capacity, perlite probably isn't the thing.

因此，如果需要功能话，珍珠岩不在话下。

The Sau Reservoir is already at less than 10% capacity.

绍库量已经不足10%。

Much of the Sahara is underlain by an enormous freshwater aquifer.

撒哈拉绝大部分区域是由底下 巨大地下层支撑。

More rain means fuller lakes rivers and aquifers.

更多雨意味着更丰富湖泊、河流和层。

Excess water and nutrients return to special reservoirs and then start circulating again.

多余分和营养物质回到特殊池，然后再次开始循环。

Our hot water comes from a cistern on the roof.

热来自屋顶箱。

Snowpack is its own type of reservoir.

积雪是其自身池。

The dams hold water for a few purposes.

这些坝有几个目。

In 2000, both reservoirs were about 95 percent full.

2000年，两座库量都达到了95%左右。

But now, they are only about 27 percent full.

但现在，它们量只有27%左右。

There's a large room back there, which is a cistern.

后面有一个大房间，那有个罐。

And I have to collect rainwater, which goes into the original cistern downstairs.

我还得收集雨，雨会流入楼下原来池里。

This hydrodynamic finding could help engineers design systems that rapidly drain reservoirs, regardless of size.

这项流体动力学发现也许有助于工程师们设计出任何尺寸可快排池。

Drop by precious drop, this miracle water is channelled to a reservoir.

一滴接着一滴，奇迹般地流入了池。

Some dams hold as little as 17 percent of possible storage.

有些坝量只占可能量17%。

Lead is much used for making water-pipes, and for lining water-systems.

制造管、池衬里, 都要用很多铅。

She was filling the tank for him !

她在替他向池注！

Done consistently the hope is that cloud seeding can help bank water.

一直以来，人们都希望人工降雨能够帮助。