The main difference between nonrenewable and renewable resources is which of these? All nonrenewable resources pollute the environment; renewable resources don’t.
Nonrenewable resources exist in limited quantities; renewable resources don’t.
Nonrenewable resources have to be refined before humans can use them; renewable resources don’t.
Nonrenewable resources exist in unlimited quantities; renewable resources don’t.

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explanation:

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surface mining destroys mountain tops, landscapes, forests and wildlife habitats. on top of that, it leads to soil erosion and destruction of agricultural land. the landscape changes can also disrupt river channels and streams, which leads to flooding. which, can destroy plant life and other animals as well.

explanation:

all answers true and false

explanation:

the second type of galaxy is called a barred spiral, which has a thing called a bar straddling the nucleus