1. 13 Gas and oil are nonrenewable resources.

2. 14 Water is an essentially nonrenewable resource.

3. 15 Oil is the nonrenewable resource and the important strategic mineral resource.

4. 17 Once the nonrenewable resources are used up, nothing can replace them.

5. 20 It is absolutely essential to reverse the irrational misuse of nonrenewable resources.

6. Coal is classified as a nonrenewable energy source because it takes millions of years to form

7. 6 This need to eliminate the use of nonrenewable fuels follows for two reasons.

8. This need to eliminate the use of nonrenewable fuels follows for two reasons.

9. 16 As nonrenewable resources, the land is the basis on which human beings live anddevelop.

10. 18 Most importantly resources nonrenewable, and from this had and has developed the circulation economy.

11. 23 Besides, less plastic means using less oil, the essential component in plastic and a nonrenewable resource.

12. 22 Copper has a very important strategic position in the development of national economy, and nonrenewable resources.

13. 19 But a lot of the water being pumped out of the ground is as nonrenewable as oil.

14. 21 The original key assumption of the model was that the world contains only a 250-year supply of nonrenewable resources, and that the demands on that supply are exponential.