Because they can be used up. Renewable resources are called "renewable" because it doesn't take long for the environment to get more of it. For example: Plants; they spread seeds around with the wind every spring and new plants begin to grow.
The best way to conserve non renewable resources is to recycle them. To reduce your need for minerals you can find substitutes.
There are a great many reasons why you need to conserve oil and gas. You should conserve oil and gas because they are non-renewable resources.
Renewable resources can still be used up before they can be renewed.
hide them under your mattress
We should conserve trees because they are one of the renewable resources in KY.
To conserve non-renewable resources.
Ethanol
We rely on it for electricity we burn Coal to get heat that gets generated to electricity
We harvest and process renewable resources because they have an impact on the environmental.
The 3 renewable energy resources are:WindWaterSolar
to save some energy for futher generations
They don't need to become renewable. They already are renewable!