An unwanted change in the environment caused by substances, such as wastes, or forms of energy, such as radiation

The number and variety of organisms in a given area during a specific period of time

This type of waste includes wastes that can catch fire; corrode, or eat through metal; explode; or make people sick

An organism that makes a home for itself in a new place outside its native home

Anything that causes pollution

A resource that cannot be replaced or that can be replaced only over thousands or millions of years

Which of the following can cause pollution

Pollution

Exotic species

Which of these are hazardous wastes?

What is true about using oil or coal for energy?

What advances have made human population growth possible?

What are two harmful chemicals that are now banned?

If higher global temperatures melted the polar icecaps, what could happen?

Which of the following does noise pollution damage?

What might happen if fresh water is used faster than it can be replaced?

Why do some exotic animal species harm new habitats?

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