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10 Cards in this Set
- Front
- Back
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Why is fertile soil considered a nonrenewable resource ?
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Because fertile soil is in limited supply and takes a long time to form, it is considered a nonrenewable resource.
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How can soil lose its value ?
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The value of soil is reduced when soil loses its fertility and when topsoil is lost due to erosion.
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What are some ways that soil can be conserved ?
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Soil can be conserved through contour plowing, and crop rotation.
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What is sod ?
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Sod is the thick mass of touch roots at the surface of the soil, kept the soil in place and held on to moisture.
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What is a natural resource ?
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A natural resource is anything in the environment that humans use.
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What is the Dust Bowl ?
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The Dust Bowl was the area that got affected from the winds.
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What is soil conservation ?
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Soil conservation is the management of soil to prevent its destruction.
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What is contour plowing ?
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Contour plowing is when farmers plow their fields along the curves of a slope.
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What is conservation plowing ?
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Conservation plowing is when farmers disturb the soil and its plant cover as little as possible.
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What is crop rotation ?
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Crop rotation is when a farmer plants different crops in a field each year.
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