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Soil is the skin of the planet earth pages 13 19 kutilek miroslav et al. Soil the skin of the planet earth kutilek miroslav nielsen donald r on amazoncom free shipping on qualifying offers soil the skin of the planet earth. The main focus of soil the skin of the planet earth is to explain the important role of soil and the environment to a broad audience soil is one of the five essential factors crucial for human life on the one hand the authors describe a responsible approach and use of soil established on a basic knowledge of the nature of soil and the . The soil or the earths skin as we used to say started its existence when macroscopic life was moving from oceans to the mainland to the surface of continents and islands this migration was happening roughly 500 million years ago maybe even a little bit earlier