| 11. | More recent significant effects of land use include urban sprawl, soil erosion, soil degradation, salinization, and desertification.
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| 12. | Operating most machinery in excessively wet conditions may result in soil degradation because of excessive soil compaction.
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| 13. | Practicing this style of intensive agriculture with short periods of soil rest leads to soil degradation and desertification.
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| 14. | This deforestation has led to soil degradation due to the washing away of topsoil, which has aggravated the process.
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| 15. | As soil degradation took hold, it is believed that the marsupials adapted to the more basic flora of Australia.
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| 16. | Bio-fuels may be defined as " renewable, " yet may not be " sustainable, " due to soil degradation.
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| 17. | Problems with soil degradation have been aggravated by the cultivation of drug crops, leading to deforestation of many areas.
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| 18. | Long-lasting impacts include soil degradation by wind erosion and deterioration of grasslands that could take decades and longer to recover.
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| 19. | Removal of tree cover was also linked with the development of salinity, soil degradation and erosion, and declining water quality.
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| 20. | High temperatures, drought, floods and soil degradation likely will diminish food production in arid, tropical and temperate parts of Asia.
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