He says our whole civilization depends on the environment - on clean air, water, soil and food.

他说我们整个文明依赖于环境——洁净的空气，水源，土地和食物。

youdao

But if we don't preserve that first 20cm of soil, where will we get our food and water from?

但是，如果我们不保留那20厘米的表层土，我们将在哪里获得我们的食物和水呢？

youdao

Or do you want to put your money here, into soil and sun, into food that feeds people around the world?

五十岁的埃瓦斯说，“还是你把钱放在这儿，深入土壤，沐浴阳光，放到喂养全世界人们的食物之中？”

youdao

And Amber Banks says they want the same people who get food donations to learn how to work the soil.

VOA: special.2010.07.06

However in the case of Neal Soil Suppliers - where dairy and food effluent was spread over a field - there had been "substantial and serious pollution".

BBC: Gwent Levels waste dumping: David John Neal pleads guilty

In this case, there are fears that dioxins, drifting through the air, could settle on soil or crops and somehow pass into the food chain.

BBC: Foot-and-mouth pyres: Dioxin danger?

But such is their persistence that they can also be found in soil, sediment, food, air and house dust, and 97% of Americans have detectable levels in their bodies.

ECONOMIST: Fire retardants may affect female reproduction