Aerial seeding is not a new idea.

空中播种并不是一个新想法。

One of many organizations around the world that practice cloud seeding.

这是世界上许多进行人工降雨的组织之一。

Work with the soil before seeding or transplanting.

播种或移栽前要先整理土壤。

It's called " cloud seeding" and it involves getting the clouds to make more rain.

这被称为“人工降雨”，它包括让云产生更多的雨水。

This would not be seeding them with Earth life.

并不是播种来自地球生命。

Cloud seeding technology has been around since the 1940s.

人工降雨技术在20世纪40年代就已经出现了。

So is this a problem that cloud seeding could solve?

那么，人工降雨可以解决这个问题吗？

The first cloud seeding experiments took place in the 1940s.

第一次人工降水实验是在20世纪40年代进行的。

This process involves cloud seeding – when various substances are put into clouds in an attempt to cause rain.

其中包括云种散播——将多种物质放入云中，通过催化作用产生降雨。

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蓄水。