your own understanding of soil?
Answers
Answer:
Soils are complex mixtures of minerals, water, air, organic matter, and countless organisms that are the decaying remains of once-living things. It forms at the surface of land – it is the “skin of the earth.” Soil is capable of supporting plant life and is vital to life on earth.
Answer:
Soil is the thin layer of material covering the earth's surface and is formed from the weathering of rocks. It is made up mainly of mineral particles, organic materials, air, water and living organisms—all of which interact slowly yet constantly. ... Soil profile showing the different layers or horizons.Advances in watershed, natural resource, and environmental sciences have shown that soil is the foundation of basic ecosystem function. Soil filters our water, provides essential nutrients to our forests and crops, and helps regulate the Earth's temperature as well as many of the important greenhouse gases.The unconsolidated mineral or organic material on the immediate surface of the Earth that serves as a natural medium for the growth of land plants. ... The upper limit of soil is the boundary between soil and air, shallow water, live plants, or plant materials that have not begun to decompose.