| 31. | Prior to the desertification of the Sahara what was the largest desert?
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| 32. | The reserves prevent desertification, testing sustainable economies and integrating local communities.
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| 33. | Agriculture and overconsumption of natural resources cause deforestation and desertification.
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| 34. | Poverty, tainted water, desertification, war and government corruption in Africa.
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| 35. | Desertification threatens all the other continents, as well.
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| 36. | Problems like deforestation, desertification and pollution all plague much of the region.
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| 37. | The propagation of desertification in this area is considerable.
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| 38. | Desertification is recognized as a major threat to biodiversity.
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| 39. | It is a common misconception that droughts cause desertification.
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| 40. | Iraq suffers from desertification and salination of the soil.
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