Any resource removed from the Earth and can be used by people.

A resource that cannot be replaced or re-grow

A resource that can be replaced or re-grow

The process of using natural resources without depleting them

A method that will help sustain fish populations and provide food for humans

Which does a forest ecosystem NOT provide?

The amount of USABLE water on earth is

All living things need

Which is NOT a threat to our natural resources?

Accumulation of algae in a body of water usually due to runoff is

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