Subsoil

Subsoil is a kind of soil that can be found under the initial layer of soil. It is mainly composed of sand, silt, and clay. It is a critical component in tree anchorage, and because of water-logging it can help vegetation survive drought and such. It is important in respect to the foundation of structures and buildings.

 Subsoil locations 
Subsoil can be found in, but is not limited to:

 United States
 United Kingdom
 India
 Brazil
 Oceans


References

Category:Soil