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- Degradation of land includes soil erosion, salinization, nutrient depletion, and desertification. The rate of degradation has increased dramatically with growth in human populations and technology.
- Severe land damage accompanies large scale agriculture. Restoration is very problematical.
- Continued loss of arable land will jeopardize our ability to feed the world population.
- Land degradation is worldwide - both developed and developing countries.
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what are four main soils used to classify soils
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human activities such as: mining, logging and purposely set fires
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