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Resource soil

Soil composition: minerals 46%, soil air 25%, soil water 25%, organic matter 4%.

Soil composition: minerals 46%, soil air 25%, soil water 25%, organic matter 4%.
Image Credit: Anette Stumptner 2015

Soil is the animated, top layer of the Earth's crust, made of various materials such as minerals, organic material, soil water and soil air. Soils differ in thickness, composition, texture and their genetic processes. The formation of the different types of soils is a function of relief, climate, parent rock, organisms, time and human impact [3].

The following web pages introduces to soil formation and degradation as well as soil protection.

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