What is a key difference between renewable and nonrenewable resources?

The key distinction between renewable and nonrenewable resources lies in their ability to regenerate naturally within a human lifespan. Renewable resources, such as solar energy, wind energy, and biomass, can replenish themselves relatively quickly through natural processes. This means that as we use these resources, there is a continuous supply available for future generations, assuming they are managed sustainably.

In contrast, nonrenewable resources, like fossil fuels and minerals, exist in finite quantities and take millions of years to form. Once depleted, they cannot be replaced on a human timescale, leading to concerns about long-term sustainability and environmental impact.

The other options present concepts that may not accurately characterize the fundamental differences. Nonrenewable resources do not typically replenish over time, contrary to what one might assume. While renewable resources are often considered more environmentally friendly, this is not universally true as some renewable methods can also have negative environmental impacts. Lastly, the idea that nonrenewable resources will not deplete in the near future overlooks the reality of resource extraction rates and consumption patterns, which can lead to imminent depletion.