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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.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.

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

     15 Jun 2021

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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.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.

7. 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.

8. www.nhm.ac.uk › discover › life-in-soilLife in soil | Natural History Museum

   www.nhm.ac.uk › discover › life-in-soil

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   Learn about the diverse and fascinating organisms that live in soil, from microbes and fungi to worms and insects. Discover how soil life shapes the soil structure, cycles nutrients and adapts to dry conditions.

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

   www.bbc.co.uk › bitesize › topics

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   Soil helps plants stay upright and it contains important substances to help them grow. In this guide, we're going to look at the different types of soil.