The dynamics of the vertical variations for main component in the soil groundwater reflects the influences of landform, climate, man made measures and the migration law of geochemical components.

从土壤-地下水主组分的垂向变化及其动态分析，它们反映了所处的河流微地貌部位、气候和人为措施等的影响，并遵循着地球化学组分的迁移规律。

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Some areas, because of their soil texture, topographical position, or distance from rivers or groundwater, have virtually no water available to plants, whereas others do.

有些地区由于土质、地形位置或与河流或地下水的距离，几乎没有水分能提供给植物，而另一些地区则有。

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At the moment we are losing our groundwater very quickly, destroying soil nutrients, and farmers are going into debt because they are dependent on fertiliser and other inputs.

目前，我们正在非常迅速地失去我们的地下水、破坏土壤养分，而农民们正在欠债，因为他们依赖于化肥和其它投入。

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Trees can also improve water quality around farms by removing pollutants from soil and groundwater.

VOA: special.2009.09.08

In Washtenaw County and Ann Arbor, Michigan a 1, 4-Dioxane, in groundwater and surface soil contamination from Gelman Science, persists after nearly 20 years of cleanup activities and has now spread in groundwater to an area over three miles long and a mile wide.

FORBES: Responsible Investing: Is Pall 'Leading' in Water Filtration? (Governor Snyder's Hometown has a 1,4 Dioxane Problem)

Tons of TCE leaked out of fabrication facilities into the soil and also polluting groundwater.

FORBES: Google Buildings Polluted With Toxic Vapors From Chemical Spills

The water footprint includes both the water withdrawn from surface and groundwater and the use of soil water (in agricultural production).

UNESCO: Summary