As natural resources are used and then will disappear from this world, or can occur as a substitute. But it requires a very long time. This type of natural resources such as petroleum oil. Natural gas and coal, etc.
The resources used are out of this world. Or can be replaced But it takes a very long time These resources include petroleum, natural gas and coal, and so on.
As a natural resource use and will disappear from this world. Or can occur, but take a long time for many natural resources of this type include petroleum, natural gas, and coal. And so on.