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What Is the Main Process by Which Soils Form?

Soil forms continuously, but slowly, from the gradual breakdown of rocks through weathering. Weathering can be a physical, chemical or biological process: physical weathering—breakdown of rocks from the result of a mechanical action.

What Is the Main Process by Which Soils Form?

Soil is one of the most important natural resources on Earth. It is the thin layer of material that covers the planet‘s land surface. Soil is vital for plant growth, water filtration, and many other ecosystem services.

Soil forms through a process of weathering and erosion. Weathering is the physical and chemical breakdown of rocks and minerals at the Earth‘s surface. This can happen through a variety of processes, including freezing and thawing, rain, wind, and plant root growth.

Erosion is the movement of weathered material by water, wind, or ice. Over time, weathering and erosion create soils. The type of soil that forms depends on the type of parent material (rock or mineral) from which it forms, the climate, the amount of vegetation, and the amount of time that has passed. Soil is constantly changing.

It can be eroded by water, wind, or ice. It can also be compacted by human activity. And, it can be enriched by the addition of organic matter, such as leaves and roots. Despite these changes, soils still provide a vital role in supporting life on Earth. They are essential for plant growth, water filtration, and

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