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Erosion and chemical pollution throughout the world threaten our survival as a species, which depends on soil as a vital resource. |
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Soil is indispensable for our survival, and yet this resource of vital importance is threatened by erosion and chemical pollution worldwide. |
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For our survival as a species, we especially depend on soil, and yet this important resource is threatened worldwide by erosion and chemical pollution. |
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Our survival as a species depends on soil, and yet erosion and chemical pollution threaten this vital resource throughout the world. |
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Throughout the world, erosion and chemical pollution threaten soil, which, as a vital resource, is indispensable for our survival. |