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Nov 8, 2024 · Soil is the biologically active and porous medium that has developed in the uppermost layer of Earth’s crust. It serves as the reservoir of water and nutrients and a medium for the filtration and breakdown of injurious wastes. It also helps in the cycling of carbon and other elements through the global ecosystem.
- Garrison Sposito
Soil health is defined as the continued capacity of soil to function as a vital living ecosystem that sustains plants, animals, and humans. Healthy soil gives us clean air and water, bountiful crops and forests, productive grazing lands, diverse wildlife, and beautiful landscapes. Soil does all this by performing five essential functions:
This natural process does not go to completion in the presence of conditions detrimental to soil life such as strong acidity, cold climate or pollution, stemming in the accumulation of undecomposed organic matter within a single organic horizon overlying the mineral soil [197] and in the juxtaposition of humified organic matter and mineral particles, without intimate mixing, in the underlying ...
soil - (i) 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. (ii) The unconsolidated mineral or organic matter on the surface of the Earth that has been subjected to and shows effects of genetic and environmental factors of: climate (including ...
Jun 22, 2023 · Types of Soil. There are different types of soil such as clay soil, loam soil, sandy soil, black soil, red soil, silt soil, etc. 1. Sandy Soil: It is mainly made up of sand particles. This soil is light and porous. It has large pore spaces. So there is better aeration, but the water-retaining capacity is low.
Soil filters the water we drink, grows the food we eat, and captures the carbon dioxide that causes climate change. Soil is the largest carbon sink after the ocean and holds more carbon than all ...
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Oct 27, 2023 · Natural sources of soil pollution include volcanic eruptions, weathering of rocks, and the deposition of pollutants from the atmosphere through rainfall. However, the majority of soil pollution is caused by anthropogenic factors, such as industrial activities, agricultural practices, improper waste disposal, and accidental spills.