subsurface

As part of this investigation, contractors working for the United States Navy took samples of surface and subsurface soil and groundwater from 10 newly installed wells.

(a) Rio de Janeiro (December 1992) Advantages and inconveniences of urban subsurface use

Civil Soil

Aquifer means a subsurface water bearing geologic formation from which significant quantities of water may be extracted.

Dirt. Earth. Soil.

Don't soil yourself.

In this context, and of particular relevance, is the State assertion that it has complete rights to subsurface resources.

No water, rocky soil.

And this Soil Secure,

And this Soil Secure,

Department of Soil Science

We are the soil.

No water, rocky soil.

It scratches on the soil.

The soil is extremely good.

The soil here is fertile.

This is very good soil.

Then crack the soil open.

Then crack the soil open.

Department of Soil Conservation and

Department of Soil and Water

(b) Agroforestry and soil conservation

Ecology Ecosystems, Hydrology, Soil Sciences

The chemistry of farm soil.

To the flames and soil

The soil is poor there.

The aims of the International Tunnelling Association (ITA) are to encourage planning in the use of the subsurface and to promote advances in the preparatory investigations for subsurface constructions and in the design, construction and maintenance of such buildings, by bringing together information thereon and by studying questions related thereto.

One suggestion was that Egypt participate in the Mission through the design, building and testing of a drill for obtaining subsurface samples.

This is how soil is created.

So, it stays under the soil.

Ways of controlling, preventing soil erosion.

We've talked about the soil erosion.

Ponder upon the soil you till,

Ponder upon the soil you till,

Soil Science and Conservation Research Institute

Promotion of agroforestry and soil conservation

Soil erosion (by wind and water).

And I'm now on French soil.

Fine soil everywhere in the valley.

Why do you soil your pants?

Here, on holy soil, my dove.

SOTER Soils and Terrain Digital Database (UNEP FAO International Soil Reference and Information Center International Society of Soil Sciences)

SOTER Soils and Terrain Digital Database (FAO International Soil Reference and Information Center International Society of Soil Sciences UNEP)

It's been estimated that a single ton of soil fertile soil contains approximately four million species of bacteria, all unknown.