| 41. | It's a renewable resource, easily accessible and fairly cheap.
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| 42. | :First, you have to have the renewable resource available.
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| 43. | Otherwise, the water source effectively becomes a non-renewable resource.
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| 44. | Their hope is a constant renewable resource for smugglers, even if their lives are not.
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| 45. | But it is not considered a renewable resource.
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| 46. | Thus a renewable resources becomes a nonrenewable one.
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| 47. | Ethanol is obtained from renewable resources such as corn, sugar cane and any other organic substances.
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| 48. | "This is a renewable resource, " he said.
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| 49. | For tin and other key non-renewable resources, the downward pressure on prices may be less fierce.
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| 50. | Paradoxically, said Stavins, a more worrisome problem is so-called renewable resources, such as fisheries and timber.
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