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  1. Soil - Wikipedia

    Soil, also commonly referred to as earth, is a mixture of organic matter, minerals, gases, water, and organisms that together support the life of plants and soil organisms. Some scientific definitions …

  2. Soil | Definition, Importance, Types, Erosion, Composition ...

    Nov 23, 2025 · The evolution of soils and their properties is called soil formation, and according to pedologists, five fundamental soil formation processes influence soil properties.

  3. What is Soil? - Natural Resources Conservation Service

    What is Soil? Soils perform vital functions to sustain plant and animal life, regulate water flow, filter and buffer pollutants, cycle nutrients, and provide physical stability and sort. This definition is from the …

  4. What Is soil? - British Society of Soil Science

    What is soil made of? Soil is a mix of mineral matter (weathered rock), air, water and organic matter. The balance of these components is important, especially for organic matter. It may be a small …

  5. Soil Composition and Types - Geology Science

    Nov 4, 2024 · Understanding soil composition and types is essential for sustainable agriculture, land management, and environmental conservation. This article delves deeper into the components of …

  6. What is soil? - Mississippi State University Extension Service

    Soil is a living, dynamic resource that supports plant life. It is made up of different size mineral particles (sand, silt, and clay), organic matter, and numerous species of living organisms.

  7. What Are Soils? | Learn Science at Scitable - Nature

    In this article readers are introduced to the many facets of soils - their unique characteristics and diversity, the ecosystem services that soils provide, and their use and misuse. Soils are...