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        6-12

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        Part of The Nature Conservancy
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        How Dirt Works | Nature Works Everywhere

        Soil sustains plant and animal life, regulates water, filters pollutants, cycles nutrients and supports structures. This video explores the value of soil and its role as a natural resource. See how humans and many other organisms rely on soil, and how agriculture, home building, and road construction change the land in ways different from how nature changes the land on its own.

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