1.

£‘nr\n( e s /%

Answer»

Water. Whiletheearth may be mostly water, only about 2-1/2 percentofit is fresh water. ...

Air. Clean air is necessary fortheexistenceof lifeon this planet. ...

Coal. Coal is estimated to be able to last less than 200 more years. ...

Oil. ...

Naturalgas. ...

Phosphorus. ...

Other Minerals. ...

Iron.

For example, Coal, Oil, Soil, Water, Land, Minerals, Forests and Timber, and Air we breathe. The rolenatural resourceshas on earth is imperative indeed. That is why it's soimportantfor us to all have some accountability and why we need to PROTECT and RESPECT our environment.



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