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1. www.britannica.com › science › soilSoil | Definition, Importance, Types, Erosion, Composition ...

   www.britannica.com › science › soil

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   Learn about soil, the biologically active, porous medium that has developed in the uppermost layer of Earth’s crust. Explore soil structure, composition, classification, and role in the global ecosystem, as well as soil erosion and pollution.

   • Author: Garrison Sposito

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3. en.wikipedia.org › wiki › SoilSoil - Wikipedia

   en.wikipedia.org › wiki › Soil

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   Soil, also commonly referred to as earth or dirt, is a mixture of organic matter, minerals, gases, liquids, and organisms that together support the life of plants and soil organisms. Some scientific definitions distinguish dirt from soil by restricting the former term specifically to displaced soil.

4. www.wickes.co.uk › Products › Garden+OutdoorCompost & Topsoil | Peat Free & Multi Purpose | Wickes

   www.wickes.co.uk › Products › Garden+Outdoor

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   Enhance the fertility of your garden with our premium selection of top soil and compost. Choose from nutrient-rich blends and peat free compost that promotes healthy plant growth, improves soil structure, and aids in water retention.

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     What is Soil (and Why is it Important)?: Crash Course Geography #17

     15 Jun 2021

     328.8K views

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     SCIENCE 4 |Types of Soil and Its Characteristics

     17 Apr 2021

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     Types and Characteristics of Soil | SCIENCE 4 | QUARTER 4 |WEEK 1

     24 May 2021

     190.7K views

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6. www.nature.com › library › what-are-soils-67647639What Are Soils? | Learn Science at Scitable - Nature

   www.nature.com › library › what-are-soils-67647639

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   Learn about the definition, ingredients, characteristics, and diversity of soils, the dynamic and diverse natural systems that lie at the interface between earth, air, water, and life. Explore how soils are formed, classified, mapped, and managed, and how they provide critical ecosystem services for humanity.

7. www.bbc.co.uk › bitesize › topicsWhat is soil made from? - BBC Bitesize

   www.bbc.co.uk › bitesize › topics

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   Learn about the different types of soil and their properties in this Bitesize 2nd level Science guide. Soil is a mixture of tiny particles of rock, dead plants and animals, air and water.

8. www.rhs.org.uk › soil-composts-mulches › soil-typesSoil types / RHS Gardening

   www.rhs.org.uk › soil-composts-mulches › soil-types

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   Learn how to identify and improve different soil types in your garden, such as clay, sand, silt, loam, peat and chalk. Find out how soil characteristics, pH and organic matter affect plant growth and health.

9. www.nationalgeographic.org › encyclopedia › soilSoil Composition - National Geographic Society

   www.nationalgeographic.org › encyclopedia › soil

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   Oct 19, 2023 · Learn about the biotic and abiotic factors that make up soil, and how they vary across different regions and ecosystems. Find out how soil scientists test and measure soil composition and health.